diff options
244 files changed, 2718 insertions, 1698 deletions
diff --git a/.editorconfig b/.editorconfig index 854773350cc5..29a30ccfc07b 100644 --- a/.editorconfig +++ b/.editorconfig @@ -5,7 +5,6 @@ root = true [{*.{awk,c,dts,dtsi,dtso,h,mk,s,S},Kconfig,Makefile,Makefile.*}] charset = utf-8 end_of_line = lf -trim_trailing_whitespace = true insert_final_newline = true indent_style = tab indent_size = 8 @@ -13,7 +12,6 @@ indent_size = 8 [*.{json,py,rs}] charset = utf-8 end_of_line = lf -trim_trailing_whitespace = true insert_final_newline = true indent_style = space indent_size = 4 @@ -26,7 +24,6 @@ indent_size = 8 [*.yaml] charset = utf-8 end_of_line = lf -trim_trailing_whitespace = unset insert_final_newline = true indent_style = space indent_size = 2 @@ -72,6 +72,8 @@ Andrey Ryabinin <ryabinin.a.a@gmail.com> <aryabinin@virtuozzo.com> Andrzej Hajda <andrzej.hajda@intel.com> <a.hajda@samsung.com> André Almeida <andrealmeid@igalia.com> <andrealmeid@collabora.com> Andy Adamson <andros@citi.umich.edu> +Andy Shevchenko <andy@kernel.org> <andy@smile.org.ua> +Andy Shevchenko <andy@kernel.org> <ext-andriy.shevchenko@nokia.com> Anilkumar Kolli <quic_akolli@quicinc.com> <akolli@codeaurora.org> Anirudh Ghayal <quic_aghayal@quicinc.com> <aghayal@codeaurora.org> Antoine Tenart <atenart@kernel.org> <antoine.tenart@bootlin.com> @@ -217,6 +219,7 @@ Geliang Tang <geliang@kernel.org> <geliang.tang@suse.com> Geliang Tang <geliang@kernel.org> <geliangtang@xiaomi.com> Geliang Tang <geliang@kernel.org> <geliangtang@gmail.com> Geliang Tang <geliang@kernel.org> <geliangtang@163.com> +Geliang Tang <geliang@kernel.org> <tanggeliang@kylinos.cn> Georgi Djakov <djakov@kernel.org> <georgi.djakov@linaro.org> Gerald Schaefer <gerald.schaefer@linux.ibm.com> <geraldsc@de.ibm.com> Gerald Schaefer <gerald.schaefer@linux.ibm.com> <gerald.schaefer@de.ibm.com> diff --git a/Documentation/devicetree/bindings/iio/dac/adi,ad3552r.yaml b/Documentation/devicetree/bindings/iio/dac/adi,ad3552r.yaml index 96340a05754c..8265d709094d 100644 --- a/Documentation/devicetree/bindings/iio/dac/adi,ad3552r.yaml +++ b/Documentation/devicetree/bindings/iio/dac/adi,ad3552r.yaml @@ -139,7 +139,7 @@ allOf: Voltage output range of the channel as <minimum, maximum> Required connections: Rfb1x for: 0 to 2.5 V; 0 to 3V; 0 to 5 V; - Rfb2x for: 0 to 10 V; 2.5 to 7.5V; -5 to 5 V; + Rfb2x for: 0 to 10 V; -2.5 to 7.5V; -5 to 5 V; oneOf: - items: - const: 0 diff --git a/Documentation/devicetree/bindings/usb/realtek,rts5411.yaml b/Documentation/devicetree/bindings/usb/realtek,rts5411.yaml index 0874fc21f66f..6577a61cc075 100644 --- a/Documentation/devicetree/bindings/usb/realtek,rts5411.yaml +++ b/Documentation/devicetree/bindings/usb/realtek,rts5411.yaml @@ -65,6 +65,7 @@ patternProperties: description: The hard wired USB devices type: object $ref: /schemas/usb/usb-device.yaml + additionalProperties: true required: - peer-hub diff --git a/MAINTAINERS b/MAINTAINERS index aacccb376c28..47875c792bde 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -3671,7 +3671,6 @@ F: drivers/md/bcache/ BCACHEFS M: Kent Overstreet <kent.overstreet@linux.dev> -R: Brian Foster <bfoster@redhat.com> L: linux-bcachefs@vger.kernel.org S: Supported C: irc://irc.oftc.net/bcache @@ -11034,8 +11033,8 @@ F: include/uapi/drm/i915_drm.h INTEL DRM XE DRIVER (Lunar Lake and newer) M: Lucas De Marchi <lucas.demarchi@intel.com> -M: Oded Gabbay <ogabbay@kernel.org> M: Thomas Hellström <thomas.hellstrom@linux.intel.com> +M: Rodrigo Vivi <rodrigo.vivi@intel.com> L: intel-xe@lists.freedesktop.org S: Supported W: https://drm.pages.freedesktop.org/intel-docs/ @@ -15825,7 +15824,7 @@ F: drivers/nfc/virtual_ncidev.c F: tools/testing/selftests/nci/ NFS, SUNRPC, AND LOCKD CLIENTS -M: Trond Myklebust <trond.myklebust@hammerspace.com> +M: Trond Myklebust <trondmy@kernel.org> M: Anna Schumaker <anna@kernel.org> L: linux-nfs@vger.kernel.org S: Maintained @@ -2,7 +2,7 @@ VERSION = 6 PATCHLEVEL = 10 SUBLEVEL = 0 -EXTRAVERSION = -rc3 +EXTRAVERSION = -rc4 NAME = Baby Opossum Posse # *DOCUMENTATION* diff --git a/arch/arm/kernel/ftrace.c b/arch/arm/kernel/ftrace.c index a0b6d1e3812f..e61591f33a6c 100644 --- a/arch/arm/kernel/ftrace.c +++ b/arch/arm/kernel/ftrace.c @@ -232,11 +232,24 @@ void prepare_ftrace_return(unsigned long *parent, unsigned long self_addr, unsigned long old; if (unlikely(atomic_read(¤t->tracing_graph_pause))) +err_out: return; if (IS_ENABLED(CONFIG_UNWINDER_FRAME_POINTER)) { - /* FP points one word below parent's top of stack */ - frame_pointer += 4; + /* + * Usually, the stack frames are contiguous in memory but cases + * have been observed where the next stack frame does not live + * at 'frame_pointer + 4' as this code used to assume. + * + * Instead, dereference the field in the stack frame that + * stores the SP of the calling frame: to avoid unbounded + * recursion, this cannot involve any ftrace instrumented + * functions, so use the __get_kernel_nofault() primitive + * directly. + */ + __get_kernel_nofault(&frame_pointer, + (unsigned long *)(frame_pointer - 8), + unsigned long, err_out); } else { struct stackframe frame = { .fp = frame_pointer, diff --git a/arch/parisc/include/asm/cacheflush.h b/arch/parisc/include/asm/cacheflush.h index ba4c05bc24d6..8394718870e1 100644 --- a/arch/parisc/include/asm/cacheflush.h +++ b/arch/parisc/include/asm/cacheflush.h @@ -31,18 +31,17 @@ void flush_cache_all_local(void); void flush_cache_all(void); void flush_cache_mm(struct mm_struct *mm); -void flush_kernel_dcache_page_addr(const void *addr); - #define flush_kernel_dcache_range(start,size) \ flush_kernel_dcache_range_asm((start), (start)+(size)); +/* The only way to flush a vmap range is to flush whole cache */ #define ARCH_IMPLEMENTS_FLUSH_KERNEL_VMAP_RANGE 1 void flush_kernel_vmap_range(void *vaddr, int size); void invalidate_kernel_vmap_range(void *vaddr, int size); -#define flush_cache_vmap(start, end) flush_cache_all() +void flush_cache_vmap(unsigned long start, unsigned long end); #define flush_cache_vmap_early(start, end) do { } while (0) -#define flush_cache_vunmap(start, end) flush_cache_all() +void flush_cache_vunmap(unsigned long start, unsigned long end); void flush_dcache_folio(struct folio *folio); #define flush_dcache_folio flush_dcache_folio @@ -77,17 +76,11 @@ void flush_cache_page(struct vm_area_struct *vma, unsigned long vmaddr, void flush_cache_range(struct vm_area_struct *vma, unsigned long start, unsigned long end); -/* defined in pacache.S exported in cache.c used by flush_anon_page */ -void flush_dcache_page_asm(unsigned long phys_addr, unsigned long vaddr); - #define ARCH_HAS_FLUSH_ANON_PAGE void flush_anon_page(struct vm_area_struct *vma, struct page *page, unsigned long vmaddr); #define ARCH_HAS_FLUSH_ON_KUNMAP -static inline void kunmap_flush_on_unmap(const void *addr) -{ - flush_kernel_dcache_page_addr(addr); -} +void kunmap_flush_on_unmap(const void *addr); #endif /* _PARISC_CACHEFLUSH_H */ diff --git a/arch/parisc/include/asm/pgtable.h b/arch/parisc/include/asm/pgtable.h index 974accac05cd..babf65751e81 100644 --- a/arch/parisc/include/asm/pgtable.h +++ b/arch/parisc/include/asm/pgtable.h @@ -448,14 +448,17 @@ static inline pte_t pte_swp_clear_exclusive(pte_t pte) return pte; } +static inline pte_t ptep_get(pte_t *ptep) +{ + return READ_ONCE(*ptep); +} +#define ptep_get ptep_get + static inline int ptep_test_and_clear_young(struct vm_area_struct *vma, unsigned long addr, pte_t *ptep) { pte_t pte; - if (!pte_young(*ptep)) - return 0; - - pte = *ptep; + pte = ptep_get(ptep); if (!pte_young(pte)) { return 0; } @@ -463,17 +466,10 @@ static inline int ptep_test_and_clear_young(struct vm_area_struct *vma, unsigned return 1; } -struct mm_struct; -static inline pte_t ptep_get_and_clear(struct mm_struct *mm, unsigned long addr, pte_t *ptep) -{ - pte_t old_pte; - - old_pte = *ptep; - set_pte(ptep, __pte(0)); - - return old_pte; -} +int ptep_clear_flush_young(struct vm_area_struct *vma, unsigned long addr, pte_t *ptep); +pte_t ptep_clear_flush(struct vm_area_struct *vma, unsigned long addr, pte_t *ptep); +struct mm_struct; static inline void ptep_set_wrprotect(struct mm_struct *mm, unsigned long addr, pte_t *ptep) { set_pte(ptep, pte_wrprotect(*ptep)); @@ -511,7 +507,8 @@ static inline void ptep_set_wrprotect(struct mm_struct *mm, unsigned long addr, #define HAVE_ARCH_UNMAPPED_AREA_TOPDOWN #define __HAVE_ARCH_PTEP_TEST_AND_CLEAR_YOUNG -#define __HAVE_ARCH_PTEP_GET_AND_CLEAR +#define __HAVE_ARCH_PTEP_CLEAR_YOUNG_FLUSH +#define __HAVE_ARCH_PTEP_CLEAR_FLUSH #define __HAVE_ARCH_PTEP_SET_WRPROTECT #define __HAVE_ARCH_PTE_SAME diff --git a/arch/parisc/kernel/cache.c b/arch/parisc/kernel/cache.c index 422f3e1e6d9c..483bfafd930c 100644 --- a/arch/parisc/kernel/cache.c +++ b/arch/parisc/kernel/cache.c @@ -20,6 +20,7 @@ #include <linux/sched.h> #include <linux/sched/mm.h> #include <linux/syscalls.h> +#include <linux/vmalloc.h> #include <asm/pdc.h> #include <asm/cache.h> #include <asm/cacheflush.h> @@ -31,20 +32,31 @@ #include <asm/mmu_context.h> #include <asm/cachectl.h> +#define PTR_PAGE_ALIGN_DOWN(addr) PTR_ALIGN_DOWN(addr, PAGE_SIZE) + +/* + * When nonzero, use _PAGE_ACCESSED bit to try to reduce the number + * of page flushes done flush_cache_page_if_present. There are some + * pros and cons in using this option. It may increase the risk of + * random segmentation faults. + */ +#define CONFIG_FLUSH_PAGE_ACCESSED 0 + int split_tlb __ro_after_init; int dcache_stride __ro_after_init; int icache_stride __ro_after_init; EXPORT_SYMBOL(dcache_stride); +/* Internal implementation in arch/parisc/kernel/pacache.S */ void flush_dcache_page_asm(unsigned long phys_addr, unsigned long vaddr); EXPORT_SYMBOL(flush_dcache_page_asm); void purge_dcache_page_asm(unsigned long phys_addr, unsigned long vaddr); void flush_icache_page_asm(unsigned long phys_addr, unsigned long vaddr); - -/* Internal implementation in arch/parisc/kernel/pacache.S */ void flush_data_cache_local(void *); /* flushes local data-cache only */ void flush_instruction_cache_local(void); /* flushes local code-cache only */ +static void flush_kernel_dcache_page_addr(const void *addr); + /* On some machines (i.e., ones with the Merced bus), there can be * only a single PxTLB broadcast at a time; this must be guaranteed * by software. We need a spinlock around all TLB flushes to ensure @@ -321,6 +333,18 @@ __flush_cache_page(struct vm_area_struct *vma, unsigned long vmaddr, { if (!static_branch_likely(&parisc_has_cache)) return; + + /* + * The TLB is the engine of coherence on parisc. The CPU is + * entitled to speculate any page with a TLB mapping, so here + * we kill the mapping then flush the page along a special flush + * only alias mapping. This guarantees that the page is no-longer + * in the cache for any process and nor may it be speculatively + * read in (until the user or kernel specifically accesses it, + * of course). + */ + flush_tlb_page(vma, vmaddr); + preempt_disable(); flush_dcache_page_asm(physaddr, vmaddr); if (vma->vm_flags & VM_EXEC) @@ -328,46 +352,44 @@ __flush_cache_page(struct vm_area_struct *vma, unsigned long vmaddr, preempt_enable(); } -static void flush_user_cache_page(struct vm_area_struct *vma, unsigned long vmaddr) +static void flush_kernel_dcache_page_addr(const void *addr) { - unsigned long flags, space, pgd, prot; -#ifdef CONFIG_TLB_PTLOCK - unsigned long pgd_lock; -#endif + unsigned long vaddr = (unsigned long)addr; + unsigned long flags; - vmaddr &= PAGE_MASK; + /* Purge TLB entry to remove translation on all CPUs */ + purge_tlb_start(flags); + pdtlb(SR_KERNEL, addr); + purge_tlb_end(flags); + /* Use tmpalias flush to prevent data cache move-in */ preempt_disable(); + flush_dcache_page_asm(__pa(vaddr), vaddr); + preempt_enable(); +} - /* Set context for flush */ - local_irq_save(flags); - prot = mfctl(8); - space = mfsp(SR_USER); - pgd = mfctl(25); -#ifdef CONFIG_TLB_PTLOCK - pgd_lock = mfctl(28); -#endif - switch_mm_irqs_off(NULL, vma->vm_mm, NULL); - local_irq_restore(flags); - - flush_user_dcache_range_asm(vmaddr, vmaddr + PAGE_SIZE); - if (vma->vm_flags & VM_EXEC) - flush_user_icache_range_asm(vmaddr, vmaddr + PAGE_SIZE); - flush_tlb_page(vma, vmaddr); +static void flush_kernel_icache_page_addr(const void *addr) +{ + unsigned long vaddr = (unsigned long)addr; + unsigned long flags; - /* Restore previous context */ - local_irq_save(flags); -#ifdef CONFIG_TLB_PTLOCK - mtctl(pgd_lock, 28); -#endif - mtctl(pgd, 25); - mtsp(space, SR_USER); - mtctl(prot, 8); - local_irq_restore(flags); + /* Purge TLB entry to remove translation on all CPUs */ + purge_tlb_start(flags); + pdtlb(SR_KERNEL, addr); + purge_tlb_end(flags); + /* Use tmpalias flush to prevent instruction cache move-in */ + preempt_disable(); + flush_icache_page_asm(__pa(vaddr), vaddr); preempt_enable(); } +void kunmap_flush_on_unmap(const void *addr) +{ + flush_kernel_dcache_page_addr(addr); +} +EXPORT_SYMBOL(kunmap_flush_on_unmap); + void flush_icache_pages(struct vm_area_struct *vma, struct page *page, unsigned int nr) { @@ -375,13 +397,16 @@ void flush_icache_pages(struct vm_area_struct *vma, struct page *page, for (;;) { flush_kernel_dcache_page_addr(kaddr); - flush_kernel_icache_page(kaddr); + flush_kernel_icache_page_addr(kaddr); if (--nr == 0) break; kaddr += PAGE_SIZE; } } +/* + * Walk page directory for MM to find PTEP pointer for address ADDR. + */ static inline pte_t *get_ptep(struct mm_struct *mm, unsigned long addr) { pte_t *ptep = NULL; @@ -410,6 +435,41 @@ static inline bool pte_needs_flush(pte_t pte) == (_PAGE_PRESENT | _PAGE_ACCESSED); } +/* + * Return user physical address. Returns 0 if page is not present. + */ +static inline unsigned long get_upa(struct mm_struct *mm, unsigned long addr) +{ + unsigned long flags, space, pgd, prot, pa; +#ifdef CONFIG_TLB_PTLOCK + unsigned long pgd_lock; +#endif + + /* Save context */ + local_irq_save(flags); + prot = mfctl(8); + space = mfsp(SR_USER); + pgd = mfctl(25); +#ifdef CONFIG_TLB_PTLOCK + pgd_lock = mfctl(28); +#endif + + /* Set context for lpa_user */ + switch_mm_irqs_off(NULL, mm, NULL); + pa = lpa_user(addr); + + /* Restore previous context */ +#ifdef CONFIG_TLB_PTLOCK + mtctl(pgd_lock, 28); +#endif + mtctl(pgd, 25); + mtsp(space, SR_USER); + mtctl(prot, 8); + local_irq_restore(flags); + + return pa; +} + void flush_dcache_folio(struct folio *folio) { struct address_space *mapping = folio_flush_mapping(folio); @@ -458,50 +518,23 @@ void flush_dcache_folio(struct folio *folio) if (addr + nr * PAGE_SIZE > vma->vm_end) nr = (vma->vm_end - addr) / PAGE_SIZE; - if (parisc_requires_coherency()) { - for (i = 0; i < nr; i++) { - pte_t *ptep = get_ptep(vma->vm_mm, - addr + i * PAGE_SIZE); - if (!ptep) - continue; - if (pte_needs_flush(*ptep)) - flush_user_cache_page(vma, - addr + i * PAGE_SIZE); - /* Optimise accesses to the same table? */ - pte_unmap(ptep); - } - } else { + if (old_addr == 0 || (old_addr & (SHM_COLOUR - 1)) + != (addr & (SHM_COLOUR - 1))) { + for (i = 0; i < nr; i++) + __flush_cache_page(vma, + addr + i * PAGE_SIZE, + (pfn + i) * PAGE_SIZE); /* - * The TLB is the engine of coherence on parisc: - * The CPU is entitled to speculate any page - * with a TLB mapping, so here we kill the - * mapping then flush the page along a special - * flush only alias mapping. This guarantees that - * the page is no-longer in the cache for any - * process and nor may it be speculatively read - * in (until the user or kernel specifically - * accesses it, of course) + * Software is allowed to have any number + * of private mappings to a page. */ - for (i = 0; i < nr; i++) - flush_tlb_page(vma, addr + i * PAGE_SIZE); - if (old_addr == 0 || (old_addr & (SHM_COLOUR - 1)) - != (addr & (SHM_COLOUR - 1))) { - for (i = 0; i < nr; i++) - __flush_cache_page(vma, - addr + i * PAGE_SIZE, - (pfn + i) * PAGE_SIZE); - /* - * Software is allowed to have any number - * of private mappings to a page. - */ - if (!(vma->vm_flags & VM_SHARED)) - continue; - if (old_addr) - pr_err("INEQUIVALENT ALIASES 0x%lx and 0x%lx in file %pD\n", - old_addr, addr, vma->vm_file); - if (nr == folio_nr_pages(folio)) - old_addr = addr; - } + if (!(vma->vm_flags & VM_SHARED)) + continue; + if (old_addr) + pr_err("INEQUIVALENT ALIASES 0x%lx and 0x%lx in file %pD\n", + old_addr, addr, vma->vm_file); + if (nr == folio_nr_pages(folio)) + old_addr = addr; } WARN_ON(++count == 4096); } @@ -591,35 +624,28 @@ extern void purge_kernel_dcache_page_asm(unsigned long); extern void clear_user_page_asm(void *, unsigned long); extern void copy_user_page_asm(void *, void *, unsigned long); -void flush_kernel_dcache_page_addr(const void *addr) -{ - unsigned long flags; - - flush_kernel_dcache_page_asm(addr); - purge_tlb_start(flags); - pdtlb(SR_KERNEL, addr); - purge_tlb_end(flags); -} -EXPORT_SYMBOL(flush_kernel_dcache_page_addr); - static void flush_cache_page_if_present(struct vm_area_struct *vma, - unsigned long vmaddr, unsigned long pfn) + unsigned long vmaddr) { +#if CONFIG_FLUSH_PAGE_ACCESSED bool needs_flush = false; - pte_t *ptep; + pte_t *ptep, pte; - /* - * The pte check is racy and sometimes the flush will trigger - * a non-access TLB miss. Hopefully, the page has already been - * flushed. - */ ptep = get_ptep(vma->vm_mm, vmaddr); if (ptep) { - needs_flush = pte_needs_flush(*ptep); + pte = ptep_get(ptep); + needs_flush = pte_needs_flush(pte); pte_unmap(ptep); } if (needs_flush) - flush_cache_page(vma, vmaddr, pfn); + __flush_cache_page(vma, vmaddr, PFN_PHYS(pte_pfn(pte))); +#else + struct mm_struct *mm = vma->vm_mm; + unsigned long physaddr = get_upa(mm, vmaddr); + + if (physaddr) + __flush_cache_page(vma, vmaddr, PAGE_ALIGN_DOWN(physaddr)); +#endif } void copy_user_highpage(struct page *to, struct page *from, @@ -629,7 +655,7 @@ void copy_user_highpage(struct page *to, struct page *from, kfrom = kmap_local_page(from); kto = kmap_local_page(to); - flush_cache_page_if_present(vma, vaddr, page_to_pfn(from)); + __flush_cache_page(vma, vaddr, PFN_PHYS(page_to_pfn(from))); copy_page_asm(kto, kfrom); kunmap_local(kto); kunmap_local(kfrom); @@ -638,16 +664,17 @@ void copy_user_highpage(struct page *to, struct page *from, void copy_to_user_page(struct vm_area_struct *vma, struct page *page, unsigned long user_vaddr, void *dst, void *src, int len) { - flush_cache_page_if_present(vma, user_vaddr, page_to_pfn(page)); + __flush_cache_page(vma, user_vaddr, PFN_PHYS(page_to_pfn(page))); memcpy(dst, src, len); - flush_kernel_dcache_range_asm((unsigned long)dst, (unsigned long)dst + len); + flush_kernel_dcache_page_addr(PTR_PAGE_ALIGN_DOWN(dst)); } void copy_from_user_page(struct vm_area_struct *vma, struct page *page, unsigned long user_vaddr, void *dst, void *src, int len) { - flush_cache_page_if_present(vma, user_vaddr, page_to_pfn(page)); + __flush_cache_page(vma, user_vaddr, PFN_PHYS(page_to_pfn(page))); memcpy(dst, src, len); + flush_kernel_dcache_page_addr(PTR_PAGE_ALIGN_DOWN(src)); } /* __flush_tlb_range() @@ -681,32 +708,10 @@ int __flush_tlb_range(unsigned long sid, unsigned long start, static void flush_cache_pages(struct vm_area_struct *vma, unsigned long start, unsigned long end) { - unsigned long addr, pfn; - pte_t *ptep; - - for (addr = start; addr < end; addr += PAGE_SIZE) { - bool needs_flush = false; - /* - * The vma can contain pages that aren't present. Although - * the pte search is expensive, we need the pte to find the - * page pfn and to check whether the page should be flushed. - */ - ptep = get_ptep(vma->vm_mm, addr); - if (ptep) { - needs_flush = pte_needs_flush(*ptep); - pfn = pte_pfn(*ptep); - pte_unmap(ptep); - } - if (needs_flush) { - if (parisc_requires_coherency()) { - flush_user_cache_page(vma, addr); - } else { - if (WARN_ON(!pfn_valid(pfn))) - return; - __flush_cache_page(vma, addr, PFN_PHYS(pfn)); - } - } - } + unsigned long addr; + + for (addr = start; addr < end; addr += PAGE_SIZE) + flush_cache_page_if_present(vma, addr); } static inline unsigned long mm_total_size(struct mm_struct *mm) @@ -757,21 +762,19 @@ void flush_cache_range(struct vm_area_struct *vma, unsigned long start, unsigned if (WARN_ON(IS_ENABLED(CONFIG_SMP) && arch_irqs_disabled())) return; flush_tlb_range(vma, start, end); - flush_cache_all(); + if (vma->vm_flags & VM_EXEC) + flush_cache_all(); + else + flush_data_cache(); return; } - flush_cache_pages(vma, start, end); + flush_cache_pages(vma, start & PAGE_MASK, end); } void flush_cache_page(struct vm_area_struct *vma, unsigned long vmaddr, unsigned long pfn) { - if (WARN_ON(!pfn_valid(pfn))) - return; - if (parisc_requires_coherency()) - flush_user_cache_page(vma, vmaddr); - else - __flush_cache_page(vma, vmaddr, PFN_PHYS(pfn)); + __flush_cache_page(vma, vmaddr, PFN_PHYS(pfn)); } void flush_anon_page(struct vm_area_struct *vma, struct page *page, unsigned long vmaddr) @@ -779,34 +782,133 @@ void flush_anon_page(struct vm_area_struct *vma, struct page *page, unsigned lon if (!PageAnon(page)) return; - if (parisc_requires_coherency()) { - if (vma->vm_flags & VM_SHARED) - flush_data_cache(); - else - flush_user_cache_page(vma, vmaddr); + __flush_cache_page(vma, vmaddr, PFN_PHYS(page_to_pfn(page))); +} + +int ptep_clear_flush_young(struct vm_area_struct *vma, unsigned long addr, + pte_t *ptep) +{ + pte_t pte = ptep_get(ptep); + + if (!pte_young(pte)) + return 0; + set_pte(ptep, pte_mkold(pte)); +#if CONFIG_FLUSH_PAGE_ACCESSED + __flush_cache_page(vma, addr, PFN_PHYS(pte_pfn(pte))); +#endif + return 1; +} + +/* + * After a PTE is cleared, we have no way to flush the cache for + * the physical page. On PA8800 and PA8900 processors, these lines + * can cause random cache corruption. Thus, we must flush the cache + * as well as the TLB when clearing a PTE that's valid. + */ +pte_t ptep_clear_flush(struct vm_area_struct *vma, unsigned long addr, + pte_t *ptep) +{ + struct mm_struct *mm = (vma)->vm_mm; + pte_t pte = ptep_get_and_clear(mm, addr, ptep); + unsigned long pfn = pte_pfn(pte); + + if (pfn_valid(pfn)) + __flush_cache_page(vma, addr, PFN_PHYS(pfn)); + else if (pte_accessible(mm, pte)) + flush_tlb_page(vma, addr); + + return pte; +} + +/* + * The physical address for pages in the ioremap case can be obtained + * from the vm_struct struct. I wasn't able to successfully handle the + * vmalloc and vmap cases. We have an array of struct page pointers in + * the uninitialized vmalloc case but the flush failed using page_to_pfn. + */ +void flush_cache_vmap(unsigned long start, unsigned long end) +{ + unsigned long addr, physaddr; + struct vm_struct *vm; + + /* Prevent cache move-in */ + flush_tlb_kernel_range(start, end); + + if (end - start >= parisc_cache_flush_threshold) { + flush_cache_all(); return; } - flush_tlb_page(vma, vmaddr); - preempt_disable(); - flush_dcache_page_asm(page_to_phys(page), vmaddr); - preempt_enable(); + if (WARN_ON_ONCE(!is_vmalloc_addr((void *)start))) { + flush_cache_all(); + return; + } + + vm = find_vm_area((void *)start); + if (WARN_ON_ONCE(!vm)) { + flush_cache_all(); + return; + } + + /* The physical addresses of IOREMAP regions are contiguous */ + if (vm->flags & VM_IOREMAP) { + physaddr = vm->phys_addr; + for (addr = start; addr < end; addr += PAGE_SIZE) { + preempt_disable(); + flush_dcache_page_asm(physaddr, start); + flush_icache_page_asm(physaddr, start); + preempt_enable(); + physaddr += PAGE_SIZE; + } + return; + } + + flush_cache_all(); } +EXPORT_SYMBOL(flush_cache_vmap); +/* + * The vm_struct has been retired and the page table is set up. The + * last page in the range is a guard page. Its physical address can't + * be determined using lpa, so there is no way to flush the range + * using flush_dcache_page_asm. + */ +void flush_cache_vunmap(unsigned long start, unsigned long end) +{ + /* Prevent cache move-in */ + flush_tlb_kernel_range(start, end); + flush_data_cache(); +} +EXPORT_SYMBOL(flush_cache_vunmap); + +/* + * On systems with PA8800/PA8900 processors, there is no way to flush + * a vmap range other than using the architected loop to flush the + * entire cache. The page directory is not set up, so we can't use + * fdc, etc. FDCE/FICE don't work to flush a portion of the cache. + * L2 is physically indexed but FDCE/FICE instructions in virtual + * mode output their virtual address on the core bus, not their + * real address. As a result, the L2 cache index formed from the + * virtual address will most likely not be the same as the L2 index + * formed from the real address. + */ void flush_kernel_vmap_range(void *vaddr, int size) { unsigned long start = (unsigned long)vaddr; unsigned long end = start + size; - if ((!IS_ENABLED(CONFIG_SMP) || !arch_irqs_disabled()) && - (unsigned long)size >= parisc_cache_flush_threshold) { - flush_tlb_kernel_range(start, end); - flush_data_cache(); + flush_tlb_kernel_range(start, end); + + if (!static_branch_likely(&parisc_has_dcache)) + return; + + /* If interrupts are disabled, we can only do local flush */ + if (WARN_ON(IS_ENABLED(CONFIG_SMP) && arch_irqs_disabled())) { + flush_data_cache_local(NULL); return; } - flush_kernel_dcache_range_asm(start, end); - flush_tlb_kernel_range(start, end); + flush_data_cache(); } EXPORT_SYMBOL(flush_kernel_vmap_range); @@ -818,15 +920,18 @@ void invalidate_kernel_vmap_range(void *vaddr, int size) /* Ensure DMA is complete */ asm_syncdma(); - if ((!IS_ENABLED(CONFIG_SMP) || !arch_irqs_disabled()) && - (unsigned long)size >= parisc_cache_flush_threshold) { - flush_tlb_kernel_range(start, end); - flush_data_cache(); + flush_tlb_kernel_range(start, end); + + if (!static_branch_likely(&parisc_has_dcache)) + return; + + /* If interrupts are disabled, we can only do local flush */ + if (WARN_ON(IS_ENABLED(CONFIG_SMP) && arch_irqs_disabled())) { + flush_data_cache_local(NULL); return; } - purge_kernel_dcache_range_asm(start, end); - flush_tlb_kernel_range(start, end); + flush_data_cache(); } EXPORT_SYMBOL(invalidate_kernel_vmap_range); diff --git a/arch/s390/boot/startup.c b/arch/s390/boot/startup.c index 182aac6a0f77..48ef5fe5c08a 100644 --- a/arch/s390/boot/startup.c +++ b/arch/s390/boot/startup.c @@ -384,7 +384,7 @@ static void fixup_vmlinux_info(void) void startup_kernel(void) { unsigned long kernel_size = vmlinux.image_size + vmlinux.bss_size; - unsigned long nokaslr_offset_phys = mem_safe_offset(); + unsigned long nokaslr_offset_phys, kaslr_large_page_offset; unsigned long amode31_lma = 0; unsigned long max_physmem_end; unsigned long asce_limit; @@ -393,6 +393,12 @@ void startup_kernel(void) fixup_vmlinux_info(); setup_lpp(); + + /* + * Non-randomized kernel physical start address must be _SEGMENT_SIZE + * aligned (see blow). + */ + nokaslr_offset_phys = ALIGN(mem_safe_offset(), _SEGMENT_SIZE); safe_addr = PAGE_ALIGN(nokaslr_offset_phys + kernel_size); /* @@ -425,10 +431,25 @@ void startup_kernel(void) save_ipl_cert_comp_list(); rescue_initrd(safe_addr, ident_map_size); - if (kaslr_enabled()) - __kaslr_offset_phys = randomize_within_range(kernel_size, THREAD_SIZE, 0, ident_map_size); + /* + * __kaslr_offset_phys must be _SEGMENT_SIZE aligned, so the lower + * 20 bits (the offset within a large page) are zero. Copy the last + * 20 bits of __kaslr_offset, which is THREAD_SIZE aligned, to + * __kaslr_offset_phys. + * + * With this the last 20 bits of __kaslr_offset_phys and __kaslr_offset + * are identical, which is required to allow for large mappings of the + * kernel image. + */ + kaslr_large_page_offset = __kaslr_offset & ~_SEGMENT_MASK; + if (kaslr_enabled()) { + unsigned long end = ident_map_size - kaslr_large_page_offset; + + __kaslr_offset_phys = randomize_within_range(kernel_size, _SEGMENT_SIZE, 0, end); + } if (!__kaslr_offset_phys) __kaslr_offset_phys = nokaslr_offset_phys; + __kaslr_offset_phys |= kaslr_large_page_offset; kaslr_adjust_vmlinux_info(__kaslr_offset_phys); physmem_reserve(RR_VMLINUX, __kaslr_offset_phys, kernel_size); deploy_kernel((void *)__kaslr_offset_phys); diff --git a/arch/s390/boot/vmem.c b/arch/s390/boot/vmem.c index 96d48b7112d4..40cfce2687c4 100644 --- a/arch/s390/boot/vmem.c +++ b/arch/s390/boot/vmem.c @@ -261,21 +261,27 @@ static unsigned long _pa(unsigned long addr, unsigned long size, enum populate_m static bool large_allowed(enum populate_mode mode) { - return (mode == POPULATE_DIRECT) || (mode == POPULATE_IDENTITY); + return (mode == POPULATE_DIRECT) || (mode == POPULATE_IDENTITY) || (mode == POPULATE_KERNEL); } static bool can_large_pud(pud_t *pu_dir, unsigned long addr, unsigned long end, enum populate_mode mode) { + unsigned long size = end - addr; + return machine.has_edat2 && large_allowed(mode) && - IS_ALIGNED(addr, PUD_SIZE) && (end - addr) >= PUD_SIZE; + IS_ALIGNED(addr, PUD_SIZE) && (size >= PUD_SIZE) && + IS_ALIGNED(_pa(addr, size, mode), PUD_SIZE); } static bool can_large_pmd(pmd_t *pm_dir, unsigned long addr, unsigned long end, enum populate_mode mode) { + unsigned long size = end - addr; + return machine.has_edat1 && large_allowed(mode) && - IS_ALIGNED(addr, PMD_SIZE) && (end - addr) >= PMD_SIZE; + IS_ALIGNED(addr, PMD_SIZE) && (size >= PMD_SIZE) && + IS_ALIGNED(_pa(addr, size, mode), PMD_SIZE); } static void pgtable_pte_populate(pmd_t *pmd, unsigned long addr, unsigned long end, diff --git a/arch/s390/boot/vmlinux.lds.S b/arch/s390/boot/vmlinux.lds.S index 1fe5a1d3ff60..a750711d44c8 100644 --- a/arch/s390/boot/vmlinux.lds.S +++ b/arch/s390/boot/vmlinux.lds.S @@ -109,6 +109,7 @@ SECTIONS #ifdef CONFIG_KERNEL_UNCOMPRESSED . = ALIGN(PAGE_SIZE); . += AMODE31_SIZE; /* .amode31 section */ + . = ALIGN(1 << 20); /* _SEGMENT_SIZE */ #else . = ALIGN(8); #endif diff --git a/arch/s390/configs/debug_defconfig b/arch/s390/configs/debug_defconfig index 145342e46ea8..8c4adece8911 100644 --- a/arch/s390/configs/debug_defconfig +++ b/arch/s390/configs/debug_defconfig @@ -43,7 +43,6 @@ CONFIG_PROFILING=y CONFIG_KEXEC=y CONFIG_KEXEC_FILE=y CONFIG_KEXEC_SIG=y -CONFIG_CRASH_DUMP=y CONFIG_LIVEPATCH=y CONFIG_MARCH_Z13=y CONFIG_NR_CPUS=512 @@ -51,6 +50,7 @@ CONFIG_NUMA=y CONFIG_HZ_100=y CONFIG_CERT_STORE=y CONFIG_EXPOLINE=y +# CONFIG_EXPOLINE_EXTERN is not set CONFIG_EXPOLINE_AUTO=y CONFIG_CHSC_SCH=y CONFIG_VFIO_CCW=m @@ -76,6 +76,7 @@ CONFIG_MODULE_FORCE_UNLOAD=y CONFIG_MODULE_UNLOAD_TAINT_TRACKING=y CONFIG_MODVERSIONS=y CONFIG_MODULE_SRCVERSION_ALL=y +CONFIG_MODULE_SIG_SHA256=y CONFIG_BLK_DEV_THROTTLING=y CONFIG_BLK_WBT=y CONFIG_BLK_CGROUP_IOLATENCY=y @@ -100,7 +101,6 @@ CONFIG_MEMORY_HOTPLUG=y CONFIG_MEMORY_HOTREMOVE=y CONFIG_KSM=y CONFIG_TRANSPARENT_HUGEPAGE=y -CONFIG_CMA_DEBUG=y CONFIG_CMA_DEBUGFS=y CONFIG_CMA_SYSFS=y CONFIG_CMA_AREAS=7 @@ -119,6 +119,7 @@ CONFIG_UNIX_DIAG=m CONFIG_XFRM_USER=m CONFIG_NET_KEY=m CONFIG_SMC_DIAG=m +CONFIG_SMC_LO=y CONFIG_INET=y CONFIG_IP_MULTICAST=y CONFIG_IP_ADVANCED_ROUTER=y @@ -133,7 +134,6 @@ CONFIG_IP_MROUTE=y CONFIG_IP_MROUTE_MULTIPLE_TABLES=y CONFIG_IP_PIMSM_V1=y CONFIG_IP_PIMSM_V2=y -CONFIG_SYN_COOKIES=y CONFIG_NET_IPVTI=m CONFIG_INET_AH=m CONFIG_INET_ESP=m @@ -167,6 +167,7 @@ CONFIG_BRIDGE_NETFILTER=m CONFIG_NETFILTER_NETLINK_HOOK=m CONFIG_NF_CONNTRACK=m CONFIG_NF_CONNTRACK_SECMARK=y +CONFIG_NF_CONNTRACK_ZONES=y CONFIG_NF_CONNTRACK_PROCFS=y CONFIG_NF_CONNTRACK_EVENTS=y CONFIG_NF_CONNTRACK_TIMEOUT=y @@ -183,17 +184,39 @@ CONFIG_NF_CONNTRACK_SIP=m CONFIG_NF_CONNTRACK_TFTP=m CONFIG_NF_CT_NETLINK=m CONFIG_NF_CT_NETLINK_TIMEOUT=m +CONFIG_NF_CT_NETLINK_HELPER=m +CONFIG_NETFILTER_NETLINK_GLUE_CT=y CONFIG_NF_TABLES=m CONFIG_NF_TABLES_INET=y +CONFIG_NF_TABLES_NETDEV=y +CONFIG_NFT_NUMGEN=m CONFIG_NFT_CT=m +CONFIG_NFT_FLOW_OFFLOAD=m +CONFIG_NFT_CONNLIMIT=m CONFIG_NFT_LOG=m CONFIG_NFT_LIMIT=m +CONFIG_NFT_MASQ=m +CONFIG_NFT_REDIR=m CONFIG_NFT_NAT=m +CONFIG_NFT_TUNNEL=m +CONFIG_NFT_QUEUE=m +CONFIG_NFT_QUOTA=m CONFIG_NFT_REJECT=m CONFIG_NFT_COMPAT=m CONFIG_NFT_HASH=m CONFIG_NFT_FIB_INET=m -CONFIG_NETFILTER_XTABLES_COMPAT=y +CONFIG_NFT_XFRM=m +CONFIG_NFT_SOCKET=m +CONFIG_NFT_OSF=m +CONFIG_NFT_TPROXY=m +CONFIG_NFT_SYNPROXY=m +CONFIG_NFT_DUP_NETDEV=m +CONFIG_NFT_FWD_NETDEV=m +CONFIG_NFT_FIB_NETDEV=m +CONFIG_NFT_REJECT_NETDEV=m +CONFIG_NF_FLOW_TABLE_INET=m +CONFIG_NF_FLOW_TABLE=m +CONFIG_NF_FLOW_TABLE_PROCFS=y CONFIG_NETFILTER_XT_SET=m CONFIG_NETFILTER_XT_TARGET_AUDIT=m CONFIG_NETFILTER_XT_TARGET_CHECKSUM=m @@ -206,8 +229,10 @@ CONFIG_NETFILTER_XT_TARGET_HMARK=m CONFIG_NETFILTER_XT_TARGET_IDLETIMER=m CONFIG_NETFILTER_XT_TARGET_LOG=m CONFIG_NETFILTER_XT_TARGET_MARK=m +CONFIG_NETFILTER_XT_TARGET_NETMAP=m CONFIG_NETFILTER_XT_TARGET_NFLOG=m CONFIG_NETFILTER_XT_TARGET_NFQUEUE=m +CONFIG_NETFILTER_XT_TARGET_REDIRECT=m CONFIG_NETFILTER_XT_TARGET_TEE=m CONFIG_NETFILTER_XT_TARGET_TPROXY=m CONFIG_NETFILTER_XT_TARGET_TRACE=m @@ -216,6 +241,7 @@ CONFIG_NETFILTER_XT_TARGET_TCPMSS=m CONFIG_NETFILTER_XT_TARGET_TCPOPTSTRIP=m CONFIG_NETFILTER_XT_MATCH_ADDRTYPE=m CONFIG_NETFILTER_XT_MATCH_BPF=m +CONFIG_NETFILTER_XT_MATCH_CGROUP=m CONFIG_NETFILTER_XT_MATCH_CLUSTER=m CONFIG_NETFILTER_XT_MATCH_COMMENT=m CONFIG_NETFILTER_XT_MATCH_CONNBYTES=m @@ -230,6 +256,7 @@ CONFIG_NETFILTER_XT_MATCH_DSCP=m CONFIG_NETFILTER_XT_MATCH_ESP=m CONFIG_NETFILTER_XT_MATCH_HASHLIMIT=m CONFIG_NETFILTER_XT_MATCH_HELPER=m +CONFIG_NETFILTER_XT_MATCH_IPCOMP=m CONFIG_NETFILTER_XT_MATCH_IPRANGE=m CONFIG_NETFILTER_XT_MATCH_IPVS=m CONFIG_NETFILTER_XT_MATCH_LENGTH=m @@ -247,6 +274,7 @@ CONFIG_NETFILTER_XT_MATCH_QUOTA=m CONFIG_NETFILTER_XT_MATCH_RATEEST=m CONFIG_NETFILTER_XT_MATCH_REALM=m CONFIG_NETFILTER_XT_MATCH_RECENT=m +CONFIG_NETFILTER_XT_MATCH_SOCKET=m CONFIG_NETFILTER_XT_MATCH_STATE=m CONFIG_NETFILTER_XT_MATCH_STATISTIC=m CONFIG_NETFILTER_XT_MATCH_STRING=m @@ -302,7 +330,6 @@ CONFIG_IP_NF_TARGET_ECN=m CONFIG_IP_NF_TARGET_TTL=m CONFIG_IP_NF_RAW=m CONFIG_IP_NF_SECURITY=m -CONFIG_IP_NF_ARPTABLES=m CONFIG_IP_NF_ARPFILTER=m CONFIG_IP_NF_ARP_MANGLE=m CONFIG_NFT_FIB_IPV6=m @@ -373,7 +400,6 @@ CONFIG_NET_ACT_POLICE=m CONFIG_NET_ACT_GACT=m CONFIG_GACT_PROB=y CONFIG_NET_ACT_MIRRED=m -CONFIG_NET_ACT_IPT=m CONFIG_NET_ACT_NAT=m CONFIG_NET_ACT_PEDIT=m CONFIG_NET_ACT_SIMP=m @@ -462,6 +488,7 @@ CONFIG_DM_VERITY=m CONFIG_DM_VERITY_VERIFY_ROOTHASH_SIG=y CONFIG_DM_SWITCH=m CONFIG_DM_INTEGRITY=m +CONFIG_DM_VDO=m CONFIG_NETDEVICES=y CONFIG_BONDING=m CONFIG_DUMMY=m @@ -574,7 +601,6 @@ CONFIG_WATCHDOG=y CONFIG_WATCHDOG_NOWAYOUT=y CONFIG_SOFT_WATCHDOG=m CONFIG_DIAG288_WATCHDOG=m -# CONFIG_DRM_DEBUG_MODESET_LOCK is not set CONFIG_FB=y # CONFIG_FB_DEVICE is not set CONFIG_FRAMEBUFFER_CONSOLE=y @@ -645,7 +671,6 @@ CONFIG_MSDOS_FS=m CONFIG_VFAT_FS=m CONFIG_EXFAT_FS=m CONFIG_NTFS_FS=m -CONFIG_NTFS_RW=y CONFIG_PROC_KCORE=y CONFIG_TMPFS=y CONFIG_TMPFS_POSIX_ACL=y @@ -663,6 +688,7 @@ CONFIG_SQUASHFS_XZ=y CONFIG_SQUASHFS_ZSTD=y CONFIG_ROMFS_FS=m CONFIG_NFS_FS=m +CONFIG_NFS_V2=m CONFIG_NFS_V3_ACL=y CONFIG_NFS_V4=m CONFIG_NFS_SWAP=y @@ -879,6 +905,5 @@ CONFIG_RBTREE_TEST=y CONFIG_INTERVAL_TREE_TEST=m CONFIG_PERCPU_TEST=m CONFIG_ATOMIC64_SELFTEST=y -CONFIG_STRING_SELFTEST=y CONFIG_TEST_BITOPS=m CONFIG_TEST_BPF=m diff --git a/arch/s390/configs/defconfig b/arch/s390/configs/defconfig index dc237896f99d..6dd11d3b6aaa 100644 --- a/arch/s390/configs/defconfig +++ b/arch/s390/configs/defconfig @@ -41,7 +41,6 @@ CONFIG_PROFILING=y CONFIG_KEXEC=y CONFIG_KEXEC_FILE=y CONFIG_KEXEC_SIG=y -CONFIG_CRASH_DUMP=y CONFIG_LIVEPATCH=y CONFIG_MARCH_Z13=y CONFIG_NR_CPUS=512 @@ -49,6 +48,7 @@ CONFIG_NUMA=y CONFIG_HZ_100=y CONFIG_CERT_STORE=y CONFIG_EXPOLINE=y +# CONFIG_EXPOLINE_EXTERN is not set CONFIG_EXPOLINE_AUTO=y CONFIG_CHSC_SCH=y CONFIG_VFIO_CCW=m @@ -71,6 +71,7 @@ CONFIG_MODULE_FORCE_UNLOAD=y CONFIG_MODULE_UNLOAD_TAINT_TRACKING=y CONFIG_MODVERSIONS=y CONFIG_MODULE_SRCVERSION_ALL=y +CONFIG_MODULE_SIG_SHA256=y CONFIG_BLK_DEV_THROTTLING=y CONFIG_BLK_WBT=y CONFIG_BLK_CGROUP_IOLATENCY=y @@ -110,6 +111,7 @@ CONFIG_UNIX_DIAG=m CONFIG_XFRM_USER=m CONFIG_NET_KEY=m CONFIG_SMC_DIAG=m +CONFIG_SMC_LO=y CONFIG_INET=y CONFIG_IP_MULTICAST=y CONFIG_IP_ADVANCED_ROUTER=y @@ -124,7 +126,6 @@ CONFIG_IP_MROUTE=y CONFIG_IP_MROUTE_MULTIPLE_TABLES=y CONFIG_IP_PIMSM_V1=y CONFIG_IP_PIMSM_V2=y -CONFIG_SYN_COOKIES=y CONFIG_NET_IPVTI=m CONFIG_INET_AH=m CONFIG_INET_ESP=m @@ -158,6 +159,7 @@ CONFIG_BRIDGE_NETFILTER=m CONFIG_NETFILTER_NETLINK_HOOK=m CONFIG_NF_CONNTRACK=m CONFIG_NF_CONNTRACK_SECMARK=y +CONFIG_NF_CONNTRACK_ZONES=y CONFIG_NF_CONNTRACK_PROCFS=y CONFIG_NF_CONNTRACK_EVENTS=y CONFIG_NF_CONNTRACK_TIMEOUT=y @@ -174,17 +176,39 @@ CONFIG_NF_CONNTRACK_SIP=m CONFIG_NF_CONNTRACK_TFTP=m CONFIG_NF_CT_NETLINK=m CONFIG_NF_CT_NETLINK_TIMEOUT=m +CONFIG_NF_CT_NETLINK_HELPER=m +CONFIG_NETFILTER_NETLINK_GLUE_CT=y CONFIG_NF_TABLES=m CONFIG_NF_TABLES_INET=y +CONFIG_NF_TABLES_NETDEV=y +CONFIG_NFT_NUMGEN=m CONFIG_NFT_CT=m +CONFIG_NFT_FLOW_OFFLOAD=m +CONFIG_NFT_CONNLIMIT=m CONFIG_NFT_LOG=m CONFIG_NFT_LIMIT=m +CONFIG_NFT_MASQ=m +CONFIG_NFT_REDIR=m CONFIG_NFT_NAT=m +CONFIG_NFT_TUNNEL=m +CONFIG_NFT_QUEUE=m +CONFIG_NFT_QUOTA=m CONFIG_NFT_REJECT=m CONFIG_NFT_COMPAT=m CONFIG_NFT_HASH=m CONFIG_NFT_FIB_INET=m -CONFIG_NETFILTER_XTABLES_COMPAT=y +CONFIG_NFT_XFRM=m +CONFIG_NFT_SOCKET=m +CONFIG_NFT_OSF=m +CONFIG_NFT_TPROXY=m +CONFIG_NFT_SYNPROXY=m +CONFIG_NFT_DUP_NETDEV=m +CONFIG_NFT_FWD_NETDEV=m +CONFIG_NFT_FIB_NETDEV=m +CONFIG_NFT_REJECT_NETDEV=m +CONFIG_NF_FLOW_TABLE_INET=m +CONFIG_NF_FLOW_TABLE=m +CONFIG_NF_FLOW_TABLE_PROCFS=y CONFIG_NETFILTER_XT_SET=m CONFIG_NETFILTER_XT_TARGET_AUDIT=m CONFIG_NETFILTER_XT_TARGET_CHECKSUM=m @@ -197,8 +221,10 @@ CONFIG_NETFILTER_XT_TARGET_HMARK=m CONFIG_NETFILTER_XT_TARGET_IDLETIMER=m CONFIG_NETFILTER_XT_TARGET_LOG=m CONFIG_NETFILTER_XT_TARGET_MARK=m +CONFIG_NETFILTER_XT_TARGET_NETMAP=m CONFIG_NETFILTER_XT_TARGET_NFLOG=m CONFIG_NETFILTER_XT_TARGET_NFQUEUE=m +CONFIG_NETFILTER_XT_TARGET_REDIRECT=m CONFIG_NETFILTER_XT_TARGET_TEE=m CONFIG_NETFILTER_XT_TARGET_TPROXY=m CONFIG_NETFILTER_XT_TARGET_TRACE=m @@ -207,6 +233,7 @@ CONFIG_NETFILTER_XT_TARGET_TCPMSS=m CONFIG_NETFILTER_XT_TARGET_TCPOPTSTRIP=m CONFIG_NETFILTER_XT_MATCH_ADDRTYPE=m CONFIG_NETFILTER_XT_MATCH_BPF=m +CONFIG_NETFILTER_XT_MATCH_CGROUP=m CONFIG_NETFILTER_XT_MATCH_CLUSTER=m CONFIG_NETFILTER_XT_MATCH_COMMENT=m CONFIG_NETFILTER_XT_MATCH_CONNBYTES=m @@ -221,6 +248,7 @@ CONFIG_NETFILTER_XT_MATCH_DSCP=m CONFIG_NETFILTER_XT_MATCH_ESP=m CONFIG_NETFILTER_XT_MATCH_HASHLIMIT=m CONFIG_NETFILTER_XT_MATCH_HELPER=m +CONFIG_NETFILTER_XT_MATCH_IPCOMP=m CONFIG_NETFILTER_XT_MATCH_IPRANGE=m CONFIG_NETFILTER_XT_MATCH_IPVS=m CONFIG_NETFILTER_XT_MATCH_LENGTH=m @@ -238,6 +266,7 @@ CONFIG_NETFILTER_XT_MATCH_QUOTA=m CONFIG_NETFILTER_XT_MATCH_RATEEST=m CONFIG_NETFILTER_XT_MATCH_REALM=m CONFIG_NETFILTER_XT_MATCH_RECENT=m +CONFIG_NETFILTER_XT_MATCH_SOCKET=m CONFIG_NETFILTER_XT_MATCH_STATE=m CONFIG_NETFILTER_XT_MATCH_STATISTIC=m CONFIG_NETFILTER_XT_MATCH_STRING=m @@ -293,7 +322,6 @@ CONFIG_IP_NF_TARGET_ECN=m CONFIG_IP_NF_TARGET_TTL=m CONFIG_IP_NF_RAW=m CONFIG_IP_NF_SECURITY=m -CONFIG_IP_NF_ARPTABLES=m CONFIG_IP_NF_ARPFILTER=m CONFIG_IP_NF_ARP_MANGLE=m CONFIG_NFT_FIB_IPV6=m @@ -363,7 +391,6 @@ CONFIG_NET_ACT_POLICE=m CONFIG_NET_ACT_GACT=m CONFIG_GACT_PROB=y CONFIG_NET_ACT_MIRRED=m -CONFIG_NET_ACT_IPT=m CONFIG_NET_ACT_NAT=m CONFIG_NET_ACT_PEDIT=m CONFIG_NET_ACT_SIMP=m @@ -452,6 +479,7 @@ CONFIG_DM_VERITY=m CONFIG_DM_VERITY_VERIFY_ROOTHASH_SIG=y CONFIG_DM_SWITCH=m CONFIG_DM_INTEGRITY=m +CONFIG_DM_VDO=m CONFIG_NETDEVICES=y CONFIG_BONDING=m CONFIG_DUMMY=m @@ -630,7 +658,6 @@ CONFIG_MSDOS_FS=m CONFIG_VFAT_FS=m CONFIG_EXFAT_FS=m CONFIG_NTFS_FS=m -CONFIG_NTFS_RW=y CONFIG_PROC_KCORE=y CONFIG_TMPFS=y CONFIG_TMPFS_POSIX_ACL=y @@ -649,6 +676,7 @@ CONFIG_SQUASHFS_XZ=y CONFIG_SQUASHFS_ZSTD=y CONFIG_ROMFS_FS=m CONFIG_NFS_FS=m +CONFIG_NFS_V2=m CONFIG_NFS_V3_ACL=y CONFIG_NFS_V4=m CONFIG_NFS_SWAP=y diff --git a/arch/s390/configs/zfcpdump_defconfig b/arch/s390/configs/zfcpdump_defconfig index c51f3ec4eb28..8c2b61363bab 100644 --- a/arch/s390/configs/zfcpdump_defconfig +++ b/arch/s390/configs/zfcpdump_defconfig @@ -9,25 +9,22 @@ CONFIG_BPF_SYSCALL=y CONFIG_BLK_DEV_INITRD=y CONFIG_CC_OPTIMIZE_FOR_SIZE=y CONFIG_KEXEC=y -CONFIG_CRASH_DUMP=y CONFIG_MARCH_Z13=y CONFIG_NR_CPUS=2 CONFIG_HZ_100=y # CONFIG_CHSC_SCH is not set # CONFIG_SCM_BUS is not set +# CONFIG_AP is not set # CONFIG_PFAULT is not set # CONFIG_S390_HYPFS is not set # CONFIG_VIRTUALIZATION is not set # CONFIG_S390_GUEST is not set # CONFIG_SECCOMP is not set -# CONFIG_GCC_PLUGINS is not set # CONFIG_BLOCK_LEGACY_AUTOLOAD is not set CONFIG_PARTITION_ADVANCED=y # CONFIG_CORE_DUMP_DEFAULT_ELF_HEADERS is not set # CONFIG_SWAP is not set # CONFIG_COMPAT_BRK is not set -# CONFIG_COMPACTION is not set -# CONFIG_MIGRATION is not set CONFIG_NET=y # CONFIG_IUCV is not set # CONFIG_PCPU_DEV_REFCNT is not set diff --git a/arch/x86/boot/compressed/Makefile b/arch/x86/boot/compressed/Makefile index 243ee86cb1b1..f2051644de94 100644 --- a/arch/x86/boot/compressed/Makefile +++ b/arch/x86/boot/compressed/Makefile @@ -105,9 +105,9 @@ vmlinux-objs-$(CONFIG_UNACCEPTED_MEMORY) += $(obj)/mem.o vmlinux-objs-$(CONFIG_EFI) += $(obj)/efi.o vmlinux-objs-$(CONFIG_EFI_MIXED) += $(obj)/efi_mixed.o -vmlinux-objs-$(CONFIG_EFI_STUB) += $(objtree)/drivers/firmware/efi/libstub/lib.a +vmlinux-libs-$(CONFIG_EFI_STUB) += $(objtree)/drivers/firmware/efi/libstub/lib.a -$(obj)/vmlinux: $(vmlinux-objs-y) FORCE +$(obj)/vmlinux: $(vmlinux-objs-y) $(vmlinux-libs-y) FORCE $(call if_changed,ld) OBJCOPYFLAGS_vmlinux.bin := -R .comment -S diff --git a/arch/x86/include/asm/uaccess.h b/arch/x86/include/asm/uaccess.h index 0f9bab92a43d..3a7755c1a441 100644 --- a/arch/x86/include/asm/uaccess.h +++ b/arch/x86/include/asm/uaccess.h @@ -78,10 +78,10 @@ extern int __get_user_bad(void); int __ret_gu; \ register __inttype(*(ptr)) __val_gu asm("%"_ASM_DX); \ __chk_user_ptr(ptr); \ - asm volatile("call __" #fn "_%c4" \ + asm volatile("call __" #fn "_%c[size]" \ : "=a" (__ret_gu), "=r" (__val_gu), \ ASM_CALL_CONSTRAINT \ - : "0" (ptr), "i" (sizeof(*(ptr)))); \ + : "0" (ptr), [size] "i" (sizeof(*(ptr)))); \ instrument_get_user(__val_gu); \ (x) = (__force __typeof__(*(ptr))) __val_gu; \ __builtin_expect(__ret_gu, 0); \ diff --git a/arch/x86/lib/getuser.S b/arch/x86/lib/getuser.S index 10d5ed8b5990..a1cb3a4e6742 100644 --- a/arch/x86/lib/getuser.S +++ b/arch/x86/lib/getuser.S @@ -44,7 +44,11 @@ or %rdx, %rax .else cmp $TASK_SIZE_MAX-\size+1, %eax +.if \size != 8 jae .Lbad_get_user +.else + jae .Lbad_get_user_8 +.endif sbb %edx, %edx /* array_index_mask_nospec() */ and %edx, %eax .endif @@ -154,7 +158,7 @@ SYM_CODE_END(__get_user_handle_exception) #ifdef CONFIG_X86_32 SYM_CODE_START_LOCAL(__get_user_8_handle_exception) ASM_CLAC -bad_get_user_8: +.Lbad_get_user_8: xor %edx,%edx xor %ecx,%ecx mov $(-EFAULT),%_ASM_AX diff --git a/arch/x86/mm/numa.c b/arch/x86/mm/numa.c index ce84ba86e69e..6ce10e3c6228 100644 --- a/arch/x86/mm/numa.c +++ b/arch/x86/mm/numa.c @@ -493,7 +493,7 @@ static void __init numa_clear_kernel_node_hotplug(void) for_each_reserved_mem_region(mb_region) { int nid = memblock_get_region_node(mb_region); - if (nid != MAX_NUMNODES) + if (nid != NUMA_NO_NODE) node_set(nid, reserved_nodemask); } @@ -614,9 +614,9 @@ static int __init numa_init(int (*init_func)(void)) nodes_clear(node_online_map); memset(&numa_meminfo, 0, sizeof(numa_meminfo)); WARN_ON(memblock_set_node(0, ULLONG_MAX, &memblock.memory, - MAX_NUMNODES)); + NUMA_NO_NODE)); WARN_ON(memblock_set_node(0, ULLONG_MAX, &memblock.reserved, - MAX_NUMNODES)); + NUMA_NO_NODE)); /* In case that parsing SRAT failed. */ WARN_ON(memblock_clear_hotplug(0, ULLONG_MAX)); numa_reset_distance(); diff --git a/block/bio-integrity.c b/block/bio-integrity.c index 2e3e8e04961e..8b528e12136f 100644 --- a/block/bio-integrity.c +++ b/block/bio-integrity.c @@ -144,10 +144,10 @@ void bio_integrity_free(struct bio *bio) struct bio_integrity_payload *bip = bio_integrity(bio); struct bio_set *bs = bio->bi_pool; + if (bip->bip_flags & BIP_INTEGRITY_USER) + return; if (bip->bip_flags & BIP_BLOCK_INTEGRITY) kfree(bvec_virt(bip->bip_vec)); - else if (bip->bip_flags & BIP_INTEGRITY_USER) - bio_integrity_unmap_user(bip); __bio_integrity_free(bs, bip); bio->bi_integrity = NULL; @@ -155,6 +155,28 @@ void bio_integrity_free(struct bio *bio) } /** + * bio_integrity_unmap_free_user - Unmap and free bio user integrity payload + * @bio: bio containing bip to be unmapped and freed + * + * Description: Used to unmap and free the user mapped integrity portion of a + * bio. Submitter attaching the user integrity buffer is responsible for + * unmapping and freeing it during completion. + */ +void bio_integrity_unmap_free_user(struct bio *bio) +{ + struct bio_integrity_payload *bip = bio_integrity(bio); + struct bio_set *bs = bio->bi_pool; + + if (WARN_ON_ONCE(!(bip->bip_flags & BIP_INTEGRITY_USER))) + return; + bio_integrity_unmap_user(bip); + __bio_integrity_free(bs, bip); + bio->bi_integrity = NULL; + bio->bi_opf &= ~REQ_INTEGRITY; +} +EXPORT_SYMBOL(bio_integrity_unmap_free_user); + +/** * bio_integrity_add_page - Attach integrity metadata * @bio: bio to update * @page: page containing integrity metadata diff --git a/block/blk-flush.c b/block/blk-flush.c index c17cf8ed8113..cca4f9131f79 100644 --- a/block/blk-flush.c +++ b/block/blk-flush.c @@ -185,7 +185,7 @@ static void blk_flush_complete_seq(struct request *rq, /* queue for flush */ if (list_empty(pending)) fq->flush_pending_since = jiffies; - list_move_tail(&rq->queuelist, pending); + list_add_tail(&rq->queuelist, pending); break; case REQ_FSEQ_DATA: @@ -263,6 +263,7 @@ static enum rq_end_io_ret flush_end_io(struct request *flush_rq, unsigned int seq = blk_flush_cur_seq(rq); BUG_ON(seq != REQ_FSEQ_PREFLUSH && seq != REQ_FSEQ_POSTFLUSH); + list_del_init(&rq->queuelist); blk_flush_complete_seq(rq, fq, seq, error); } diff --git a/block/blk-zoned.c b/block/blk-zoned.c index 52abebf56027..08d7dfe8bd93 100644 --- a/block/blk-zoned.c +++ b/block/blk-zoned.c @@ -1552,6 +1552,9 @@ static void disk_destroy_zone_wplugs_hash_table(struct gendisk *disk) void disk_free_zone_resources(struct gendisk *disk) { + if (!disk->zone_wplugs_pool) + return; + cancel_work_sync(&disk->zone_wplugs_work); if (disk->zone_wplugs_wq) { diff --git a/block/sed-opal.c b/block/sed-opal.c index 14fe0fef811c..598fd3e7fcc8 100644 --- a/block/sed-opal.c +++ b/block/sed-opal.c @@ -314,7 +314,7 @@ static int read_sed_opal_key(const char *key_name, u_char *buffer, int buflen) &key_type_user, key_name, true); if (IS_ERR(kref)) - ret = PTR_ERR(kref); + return PTR_ERR(kref); key = key_ref_to_ptr(kref); down_read(&key->sem); diff --git a/drivers/acpi/acpica/acevents.h b/drivers/acpi/acpica/acevents.h index ddd072cbc738..2133085deda7 100644 --- a/drivers/acpi/acpica/acevents.h +++ b/drivers/acpi/acpica/acevents.h @@ -191,6 +191,10 @@ void acpi_ev_execute_reg_methods(struct acpi_namespace_node *node, acpi_adr_space_type space_id, u32 function); +void +acpi_ev_execute_orphan_reg_method(struct acpi_namespace_node *node, + acpi_adr_space_type space_id); + acpi_status acpi_ev_execute_reg_method(union acpi_operand_object *region_obj, u32 function); diff --git a/drivers/acpi/acpica/evregion.c b/drivers/acpi/acpica/evregion.c index 18fdf2bc2d49..dc6004daf624 100644 --- a/drivers/acpi/acpica/evregion.c +++ b/drivers/acpi/acpica/evregion.c @@ -20,10 +20,6 @@ extern u8 acpi_gbl_default_address_spaces[]; /* Local prototypes */ -static void -acpi_ev_execute_orphan_reg_method(struct acpi_namespace_node *device_node, - acpi_adr_space_type space_id); - static acpi_status acpi_ev_reg_run(acpi_handle obj_handle, u32 level, void *context, void **return_value); @@ -818,7 +814,7 @@ acpi_ev_reg_run(acpi_handle obj_handle, * ******************************************************************************/ -static void +void acpi_ev_execute_orphan_reg_method(struct acpi_namespace_node *device_node, acpi_adr_space_type space_id) { diff --git a/drivers/acpi/acpica/evxfregn.c b/drivers/acpi/acpica/evxfregn.c index 3197e6303c5b..624361a5f34d 100644 --- a/drivers/acpi/acpica/evxfregn.c +++ b/drivers/acpi/acpica/evxfregn.c @@ -306,3 +306,57 @@ acpi_execute_reg_methods(acpi_handle device, acpi_adr_space_type space_id) } ACPI_EXPORT_SYMBOL(acpi_execute_reg_methods) + +/******************************************************************************* + * + * FUNCTION: acpi_execute_orphan_reg_method + * + * PARAMETERS: device - Handle for the device + * space_id - The address space ID + * + * RETURN: Status + * + * DESCRIPTION: Execute an "orphan" _REG method that appears under an ACPI + * device. This is a _REG method that has no corresponding region + * within the device's scope. + * + ******************************************************************************/ +acpi_status +acpi_execute_orphan_reg_method(acpi_handle device, acpi_adr_space_type space_id) +{ + struct acpi_namespace_node *node; + acpi_status status; + + ACPI_FUNCTION_TRACE(acpi_execute_orphan_reg_method); + + /* Parameter validation */ + + if (!device) { + return_ACPI_STATUS(AE_BAD_PARAMETER); + } + + status = acpi_ut_acquire_mutex(ACPI_MTX_NAMESPACE); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); + } + + /* Convert and validate the device handle */ + + node = acpi_ns_validate_handle(device); + if (node) { + + /* + * If an "orphan" _REG method is present in the device's scope + * for the given address space ID, run it. + */ + + acpi_ev_execute_orphan_reg_method(node, space_id); + } else { + status = AE_BAD_PARAMETER; + } + + (void)acpi_ut_release_mutex(ACPI_MTX_NAMESPACE); + return_ACPI_STATUS(status); +} + +ACPI_EXPORT_SYMBOL(acpi_execute_orphan_reg_method) diff --git a/drivers/acpi/ec.c b/drivers/acpi/ec.c index 68dd17f96f63..299ec653388c 100644 --- a/drivers/acpi/ec.c +++ b/drivers/acpi/ec.c @@ -1507,6 +1507,9 @@ static int ec_install_handlers(struct acpi_ec *ec, struct acpi_device *device, if (call_reg && !test_bit(EC_FLAGS_EC_REG_CALLED, &ec->flags)) { acpi_execute_reg_methods(scope_handle, ACPI_ADR_SPACE_EC); + if (scope_handle != ec->handle) + acpi_execute_orphan_reg_method(ec->handle, ACPI_ADR_SPACE_EC); + set_bit(EC_FLAGS_EC_REG_CALLED, &ec->flags); } diff --git a/drivers/acpi/thermal.c b/drivers/acpi/thermal.c index d67881b50bca..a0cfc857fb55 100644 --- a/drivers/acpi/thermal.c +++ b/drivers/acpi/thermal.c @@ -168,11 +168,17 @@ static int acpi_thermal_get_polling_frequency(struct acpi_thermal *tz) static int acpi_thermal_temp(struct acpi_thermal *tz, int temp_deci_k) { + int temp; + if (temp_deci_k == THERMAL_TEMP_INVALID) return THERMAL_TEMP_INVALID; - return deci_kelvin_to_millicelsius_with_offset(temp_deci_k, + temp = deci_kelvin_to_millicelsius_with_offset(temp_deci_k, tz->kelvin_offset); + if (temp <= 0) + return THERMAL_TEMP_INVALID; + + return temp; } static bool acpi_thermal_trip_valid(struct acpi_thermal_trip *acpi_trip) diff --git a/drivers/acpi/x86/utils.c b/drivers/acpi/x86/utils.c index 7dca73417e2b..2fe0934dcd64 100644 --- a/drivers/acpi/x86/utils.c +++ b/drivers/acpi/x86/utils.c @@ -206,16 +206,16 @@ bool acpi_device_override_status(struct acpi_device *adev, unsigned long long *s } /* - * AMD systems from Renoir and Lucienne *require* that the NVME controller + * AMD systems from Renoir onwards *require* that the NVME controller * is put into D3 over a Modern Standby / suspend-to-idle cycle. * * This is "typically" accomplished using the `StorageD3Enable` * property in the _DSD that is checked via the `acpi_storage_d3` function - * but this property was introduced after many of these systems launched - * and most OEM systems don't have it in their BIOS. + * but some OEM systems still don't have it in their BIOS. * * The Microsoft documentation for StorageD3Enable mentioned that Windows has - * a hardcoded allowlist for D3 support, which was used for these platforms. + * a hardcoded allowlist for D3 support as well as a registry key to override + * the BIOS, which has been used for these cases. * * This allows quirking on Linux in a similar fashion. * @@ -228,19 +228,15 @@ bool acpi_device_override_status(struct acpi_device *adev, unsigned long long *s * https://bugzilla.kernel.org/show_bug.cgi?id=216773 * https://bugzilla.kernel.org/show_bug.cgi?id=217003 * 2) On at least one HP system StorageD3Enable is missing on the second NVME - disk in the system. + * disk in the system. + * 3) On at least one HP Rembrandt system StorageD3Enable is missing on the only + * NVME device. */ -static const struct x86_cpu_id storage_d3_cpu_ids[] = { - X86_MATCH_VENDOR_FAM_MODEL(AMD, 23, 24, NULL), /* Picasso */ - X86_MATCH_VENDOR_FAM_MODEL(AMD, 23, 96, NULL), /* Renoir */ - X86_MATCH_VENDOR_FAM_MODEL(AMD, 23, 104, NULL), /* Lucienne */ - X86_MATCH_VENDOR_FAM_MODEL(AMD, 25, 80, NULL), /* Cezanne */ - {} -}; - bool force_storage_d3(void) { - return x86_match_cpu(storage_d3_cpu_ids); + if (!cpu_feature_enabled(X86_FEATURE_ZEN)) + return false; + return acpi_gbl_FADT.flags & ACPI_FADT_LOW_POWER_S0; } /* diff --git a/drivers/ata/libata-scsi.c b/drivers/ata/libata-scsi.c index cdf29b178ddc..bb4d30d377ae 100644 --- a/drivers/ata/libata-scsi.c +++ b/drivers/ata/libata-scsi.c @@ -1831,11 +1831,11 @@ static unsigned int ata_scsiop_inq_std(struct ata_scsi_args *args, u8 *rbuf) 2 }; - /* set scsi removable (RMB) bit per ata bit, or if the - * AHCI port says it's external (Hotplug-capable, eSATA). + /* + * Set the SCSI Removable Media Bit (RMB) if the ATA removable media + * device bit (obsolete since ATA-8 ACS) is set. */ - if (ata_id_removable(args->id) || - (args->dev->link->ap->pflags & ATA_PFLAG_EXTERNAL)) + if (ata_id_removable(args->id)) hdr[1] |= (1 << 7); if (args->dev->class == ATA_DEV_ZAC) { diff --git a/drivers/base/core.c b/drivers/base/core.c index 131d96c6090b..2b4c0624b704 100644 --- a/drivers/base/core.c +++ b/drivers/base/core.c @@ -2739,8 +2739,11 @@ static ssize_t uevent_show(struct device *dev, struct device_attribute *attr, if (!env) return -ENOMEM; + /* Synchronize with really_probe() */ + device_lock(dev); /* let the kset specific function add its keys */ retval = kset->uevent_ops->uevent(&dev->kobj, env); + device_unlock(dev); if (retval) goto out; @@ -2845,15 +2848,6 @@ static void devm_attr_group_remove(struct device *dev, void *res) sysfs_remove_group(&dev->kobj, group); } -static void devm_attr_groups_remove(struct device *dev, void *res) -{ - union device_attr_group_devres *devres = res; - const struct attribute_group **groups = devres->groups; - - dev_dbg(dev, "%s: removing groups %p\n", __func__, groups); - sysfs_remove_groups(&dev->kobj, groups); -} - /** * devm_device_add_group - given a device, create a managed attribute group * @dev: The device to create the group for @@ -2886,42 +2880,6 @@ int devm_device_add_group(struct device *dev, const struct attribute_group *grp) } EXPORT_SYMBOL_GPL(devm_device_add_group); -/** - * devm_device_add_groups - create a bunch of managed attribute groups - * @dev: The device to create the group for - * @groups: The attribute groups to create, NULL terminated - * - * This function creates a bunch of managed attribute groups. If an error - * occurs when creating a group, all previously created groups will be - * removed, unwinding everything back to the original state when this - * function was called. It will explicitly warn and error if any of the - * attribute files being created already exist. - * - * Returns 0 on success or error code from sysfs_create_group on failure. - */ -int devm_device_add_groups(struct device *dev, - const struct attribute_group **groups) -{ - union device_attr_group_devres *devres; - int error; - - devres = devres_alloc(devm_attr_groups_remove, - sizeof(*devres), GFP_KERNEL); - if (!devres) - return -ENOMEM; - - error = sysfs_create_groups(&dev->kobj, groups); - if (error) { - devres_free(devres); - return error; - } - - devres->groups = groups; - devres_add(dev, devres); - return 0; -} -EXPORT_SYMBOL_GPL(devm_device_add_groups); - static int device_add_attrs(struct device *dev) { const struct class *class = dev->class; diff --git a/drivers/block/loop.c b/drivers/block/loop.c index 93780f41646b..1153721bc7c2 100644 --- a/drivers/block/loop.c +++ b/drivers/block/loop.c @@ -302,6 +302,21 @@ static int lo_read_simple(struct loop_device *lo, struct request *rq, return 0; } +static void loop_clear_limits(struct loop_device *lo, int mode) +{ + struct queue_limits lim = queue_limits_start_update(lo->lo_queue); + + if (mode & FALLOC_FL_ZERO_RANGE) + lim.max_write_zeroes_sectors = 0; + + if (mode & FALLOC_FL_PUNCH_HOLE) { + lim.max_hw_discard_sectors = 0; + lim.discard_granularity = 0; + } + + queue_limits_commit_update(lo->lo_queue, &lim); +} + static int lo_fallocate(struct loop_device *lo, struct request *rq, loff_t pos, int mode) { @@ -320,6 +335,14 @@ static int lo_fallocate(struct loop_device *lo, struct request *rq, loff_t pos, ret = file->f_op->fallocate(file, mode, pos, blk_rq_bytes(rq)); if (unlikely(ret && ret != -EINVAL && ret != -EOPNOTSUPP)) return -EIO; + + /* + * We initially configure the limits in a hope that fallocate is + * supported and clear them here if that turns out not to be true. + */ + if (unlikely(ret == -EOPNOTSUPP)) + loop_clear_limits(lo, mode); + return ret; } diff --git a/drivers/block/nbd.c b/drivers/block/nbd.c index 22a79a62cc4e..b87aa80a46dd 100644 --- a/drivers/block/nbd.c +++ b/drivers/block/nbd.c @@ -589,10 +589,11 @@ static inline int was_interrupted(int result) } /* - * Returns BLK_STS_RESOURCE if the caller should retry after a delay. Returns - * -EAGAIN if the caller should requeue @cmd. Returns -EIO if sending failed. + * Returns BLK_STS_RESOURCE if the caller should retry after a delay. + * Returns BLK_STS_IOERR if sending failed. */ -static int nbd_send_cmd(struct nbd_device *nbd, struct nbd_cmd *cmd, int index) +static blk_status_t nbd_send_cmd(struct nbd_device *nbd, struct nbd_cmd *cmd, + int index) { struct request *req = blk_mq_rq_from_pdu(cmd); struct nbd_config *config = nbd->config; @@ -614,13 +615,13 @@ static int nbd_send_cmd(struct nbd_device *nbd, struct nbd_cmd *cmd, int index) type = req_to_nbd_cmd_type(req); if (type == U32_MAX) - return -EIO; + return BLK_STS_IOERR; if (rq_data_dir(req) == WRITE && (config->flags & NBD_FLAG_READ_ONLY)) { dev_err_ratelimited(disk_to_dev(nbd->disk), "Write on read-only\n"); - return -EIO; + return BLK_STS_IOERR; } if (req->cmd_flags & REQ_FUA) @@ -674,11 +675,11 @@ static int nbd_send_cmd(struct nbd_device *nbd, struct nbd_cmd *cmd, int index) nsock->sent = sent; } set_bit(NBD_CMD_REQUEUED, &cmd->flags); - return (__force int)BLK_STS_RESOURCE; + return BLK_STS_RESOURCE; } dev_err_ratelimited(disk_to_dev(nbd->disk), "Send control failed (result %d)\n", result); - return -EAGAIN; + goto requeue; } send_pages: if (type != NBD_CMD_WRITE) @@ -715,12 +716,12 @@ send_pages: nsock->pending = req; nsock->sent = sent; set_bit(NBD_CMD_REQUEUED, &cmd->flags); - return (__force int)BLK_STS_RESOURCE; + return BLK_STS_RESOURCE; } dev_err(disk_to_dev(nbd->disk), "Send data failed (result %d)\n", result); - return -EAGAIN; + goto requeue; } /* * The completion might already have come in, @@ -737,7 +738,16 @@ out: trace_nbd_payload_sent(req, handle); nsock->pending = NULL; nsock->sent = 0; - return 0; + __set_bit(NBD_CMD_INFLIGHT, &cmd->flags); + return BLK_STS_OK; + +requeue: + /* retry on a different socket */ + dev_err_ratelimited(disk_to_dev(nbd->disk), + "Request send failed, requeueing\n"); + nbd_mark_nsock_dead(nbd, nsock, 1); + nbd_requeue_cmd(cmd); + return BLK_STS_OK; } static int nbd_read_reply(struct nbd_device *nbd, struct socket *sock, @@ -1018,7 +1028,7 @@ static blk_status_t nbd_handle_cmd(struct nbd_cmd *cmd, int index) struct nbd_device *nbd = cmd->nbd; struct nbd_config *config; struct nbd_sock *nsock; - int ret; + blk_status_t ret; lockdep_assert_held(&cmd->lock); @@ -1072,28 +1082,11 @@ again: ret = BLK_STS_OK; goto out; } - /* - * Some failures are related to the link going down, so anything that - * returns EAGAIN can be retried on a different socket. - */ ret = nbd_send_cmd(nbd, cmd, index); - /* - * Access to this flag is protected by cmd->lock, thus it's safe to set - * the flag after nbd_send_cmd() succeed to send request to server. - */ - if (!ret) - __set_bit(NBD_CMD_INFLIGHT, &cmd->flags); - else if (ret == -EAGAIN) { - dev_err_ratelimited(disk_to_dev(nbd->disk), - "Request send failed, requeueing\n"); - nbd_mark_nsock_dead(nbd, nsock, 1); - nbd_requeue_cmd(cmd); - ret = BLK_STS_OK; - } out: mutex_unlock(&nsock->tx_lock); nbd_config_put(nbd); - return ret < 0 ? BLK_STS_IOERR : (__force blk_status_t)ret; + return ret; } static blk_status_t nbd_queue_rq(struct blk_mq_hw_ctx *hctx, diff --git a/drivers/clk/clkdev.c b/drivers/clk/clkdev.c index 6a77d7e201a9..2f83fb97c6fb 100644 --- a/drivers/clk/clkdev.c +++ b/drivers/clk/clkdev.c @@ -204,8 +204,15 @@ fail: pr_err("%pV:%s: %s ID is greater than %zu\n", &vaf, con_id, failure, max_size); va_end(ap_copy); - kfree(cla); - return NULL; + + /* + * Don't fail in this case, but as the entry won't ever match just + * fill it with something that also won't match. + */ + strscpy(cla->con_id, "bad", sizeof(cla->con_id)); + strscpy(cla->dev_id, "bad", sizeof(cla->dev_id)); + + return &cla->cl; } static struct clk_lookup * diff --git a/drivers/cpufreq/intel_pstate.c b/drivers/cpufreq/intel_pstate.c index 65d3f79104bd..15de5e3d96fd 100644 --- a/drivers/cpufreq/intel_pstate.c +++ b/drivers/cpufreq/intel_pstate.c @@ -1302,12 +1302,17 @@ static ssize_t store_no_turbo(struct kobject *a, struct kobj_attribute *b, no_turbo = !!clamp_t(int, input, 0, 1); - if (no_turbo == global.no_turbo) - goto unlock_driver; - - if (global.turbo_disabled) { - pr_notice_once("Turbo disabled by BIOS or unavailable on processor\n"); + WRITE_ONCE(global.turbo_disabled, turbo_is_disabled()); + if (global.turbo_disabled && !no_turbo) { + pr_notice("Turbo disabled by BIOS or unavailable on processor\n"); count = -EPERM; + if (global.no_turbo) + goto unlock_driver; + else + no_turbo = 1; + } + + if (no_turbo == global.no_turbo) { goto unlock_driver; } @@ -1762,7 +1767,7 @@ static u64 atom_get_val(struct cpudata *cpudata, int pstate) u32 vid; val = (u64)pstate << 8; - if (READ_ONCE(global.no_turbo) && !global.turbo_disabled) + if (READ_ONCE(global.no_turbo) && !READ_ONCE(global.turbo_disabled)) val |= (u64)1 << 32; vid_fp = cpudata->vid.min + mul_fp( @@ -1927,7 +1932,7 @@ static u64 core_get_val(struct cpudata *cpudata, int pstate) u64 val; val = (u64)pstate << 8; - if (READ_ONCE(global.no_turbo) && !global.turbo_disabled) + if (READ_ONCE(global.no_turbo) && !READ_ONCE(global.turbo_disabled)) val |= (u64)1 << 32; return val; diff --git a/drivers/firewire/Kconfig b/drivers/firewire/Kconfig index 869598b20e3a..5268b3f0a25a 100644 --- a/drivers/firewire/Kconfig +++ b/drivers/firewire/Kconfig @@ -11,7 +11,7 @@ config FIREWIRE This is the new-generation IEEE 1394 (FireWire) driver stack a.k.a. Juju, a new implementation designed for robustness and simplicity. - See http://ieee1394.wiki.kernel.org/index.php/Juju_Migration + See http://ieee1394.docs.kernel.org/en/latest/migration.html for information about migration from the older Linux 1394 stack to the new driver stack. diff --git a/drivers/firewire/core-card.c b/drivers/firewire/core-card.c index 127d87e3a153..f8b99dd6cd82 100644 --- a/drivers/firewire/core-card.c +++ b/drivers/firewire/core-card.c @@ -222,14 +222,14 @@ static int reset_bus(struct fw_card *card, bool short_reset) int reg = short_reset ? 5 : 1; int bit = short_reset ? PHY_BUS_SHORT_RESET : PHY_BUS_RESET; - trace_bus_reset_initiate(card->generation, short_reset); + trace_bus_reset_initiate(card->index, card->generation, short_reset); return card->driver->update_phy_reg(card, reg, 0, bit); } void fw_schedule_bus_reset(struct fw_card *card, bool delayed, bool short_reset) { - trace_bus_reset_schedule(card->generation, short_reset); + trace_bus_reset_schedule(card->index, card->generation, short_reset); /* We don't try hard to sort out requests of long vs. short resets. */ card->br_short = short_reset; @@ -249,7 +249,7 @@ static void br_work(struct work_struct *work) /* Delay for 2s after last reset per IEEE 1394 clause 8.2.1. */ if (card->reset_jiffies != 0 && time_before64(get_jiffies_64(), card->reset_jiffies + 2 * HZ)) { - trace_bus_reset_postpone(card->generation, card->br_short); + trace_bus_reset_postpone(card->index, card->generation, card->br_short); if (!queue_delayed_work(fw_workqueue, &card->br_work, 2 * HZ)) fw_card_put(card); diff --git a/drivers/firewire/core-cdev.c b/drivers/firewire/core-cdev.c index 55993c9e0b90..9a7dc90330a3 100644 --- a/drivers/firewire/core-cdev.c +++ b/drivers/firewire/core-cdev.c @@ -1559,7 +1559,7 @@ static void outbound_phy_packet_callback(struct fw_packet *packet, struct client *e_client = e->client; u32 rcode; - trace_async_phy_outbound_complete((uintptr_t)packet, status, packet->generation, + trace_async_phy_outbound_complete((uintptr_t)packet, card->index, status, packet->generation, packet->timestamp); switch (status) { @@ -1659,8 +1659,8 @@ static int ioctl_send_phy_packet(struct client *client, union ioctl_arg *arg) memcpy(pp->data, a->data, sizeof(a->data)); } - trace_async_phy_outbound_initiate((uintptr_t)&e->p, e->p.generation, e->p.header[1], - e->p.header[2]); + trace_async_phy_outbound_initiate((uintptr_t)&e->p, card->index, e->p.generation, + e->p.header[1], e->p.header[2]); card->driver->send_request(card, &e->p); diff --git a/drivers/firewire/core-topology.c b/drivers/firewire/core-topology.c index 837cc44d8d9f..8107eebd4296 100644 --- a/drivers/firewire/core-topology.c +++ b/drivers/firewire/core-topology.c @@ -508,7 +508,7 @@ void fw_core_handle_bus_reset(struct fw_card *card, int node_id, int generation, struct fw_node *local_node; unsigned long flags; - trace_bus_reset_handle(generation, node_id, bm_abdicate, self_ids, self_id_count); + trace_bus_reset_handle(card->index, generation, node_id, bm_abdicate, self_ids, self_id_count); spin_lock_irqsave(&card->lock, flags); diff --git a/drivers/firewire/core-transaction.c b/drivers/firewire/core-transaction.c index 571fdff65c2b..76ab6a209768 100644 --- a/drivers/firewire/core-transaction.c +++ b/drivers/firewire/core-transaction.c @@ -174,8 +174,8 @@ static void transmit_complete_callback(struct fw_packet *packet, struct fw_transaction *t = container_of(packet, struct fw_transaction, packet); - trace_async_request_outbound_complete((uintptr_t)t, packet->generation, packet->speed, - status, packet->timestamp); + trace_async_request_outbound_complete((uintptr_t)t, card->index, packet->generation, + packet->speed, status, packet->timestamp); switch (status) { case ACK_COMPLETE: @@ -398,7 +398,8 @@ void __fw_send_request(struct fw_card *card, struct fw_transaction *t, int tcode spin_unlock_irqrestore(&card->lock, flags); - trace_async_request_outbound_initiate((uintptr_t)t, generation, speed, t->packet.header, payload, + trace_async_request_outbound_initiate((uintptr_t)t, card->index, generation, speed, + t->packet.header, payload, tcode_is_read_request(tcode) ? 0 : length / 4); card->driver->send_request(card, &t->packet); @@ -463,7 +464,7 @@ static DECLARE_COMPLETION(phy_config_done); static void transmit_phy_packet_callback(struct fw_packet *packet, struct fw_card *card, int status) { - trace_async_phy_outbound_complete((uintptr_t)packet, packet->generation, status, + trace_async_phy_outbound_complete((uintptr_t)packet, card->index, packet->generation, status, packet->timestamp); complete(&phy_config_done); } @@ -503,7 +504,7 @@ void fw_send_phy_config(struct fw_card *card, phy_config_packet.generation = generation; reinit_completion(&phy_config_done); - trace_async_phy_outbound_initiate((uintptr_t)&phy_config_packet, + trace_async_phy_outbound_initiate((uintptr_t)&phy_config_packet, card->index, phy_config_packet.generation, phy_config_packet.header[1], phy_config_packet.header[2]); @@ -674,7 +675,7 @@ static void free_response_callback(struct fw_packet *packet, { struct fw_request *request = container_of(packet, struct fw_request, response); - trace_async_response_outbound_complete((uintptr_t)request, packet->generation, + trace_async_response_outbound_complete((uintptr_t)request, card->index, packet->generation, packet->speed, status, packet->timestamp); // Decrease the reference count since not at in-flight. @@ -879,9 +880,10 @@ void fw_send_response(struct fw_card *card, // Increase the reference count so that the object is kept during in-flight. fw_request_get(request); - trace_async_response_outbound_initiate((uintptr_t)request, request->response.generation, - request->response.speed, request->response.header, - data, data ? data_length / 4 : 0); + trace_async_response_outbound_initiate((uintptr_t)request, card->index, + request->response.generation, request->response.speed, + request->response.header, data, + data ? data_length / 4 : 0); card->driver->send_response(card, &request->response); } @@ -995,7 +997,7 @@ void fw_core_handle_request(struct fw_card *card, struct fw_packet *p) tcode = async_header_get_tcode(p->header); if (tcode_is_link_internal(tcode)) { - trace_async_phy_inbound((uintptr_t)p, p->generation, p->ack, p->timestamp, + trace_async_phy_inbound((uintptr_t)p, card->index, p->generation, p->ack, p->timestamp, p->header[1], p->header[2]); fw_cdev_handle_phy_packet(card, p); return; @@ -1007,8 +1009,8 @@ void fw_core_handle_request(struct fw_card *card, struct fw_packet *p) return; } - trace_async_request_inbound((uintptr_t)request, p->generation, p->speed, p->ack, - p->timestamp, p->header, request->data, + trace_async_request_inbound((uintptr_t)request, card->index, p->generation, p->speed, + p->ack, p->timestamp, p->header, request->data, tcode_is_read_request(tcode) ? 0 : request->length / 4); offset = async_header_get_offset(p->header); @@ -1078,8 +1080,8 @@ void fw_core_handle_response(struct fw_card *card, struct fw_packet *p) } spin_unlock_irqrestore(&card->lock, flags); - trace_async_response_inbound((uintptr_t)t, p->generation, p->speed, p->ack, p->timestamp, - p->header, data, data_length / 4); + trace_async_response_inbound((uintptr_t)t, card->index, p->generation, p->speed, p->ack, + p->timestamp, p->header, data, data_length / 4); if (!t) { timed_out: diff --git a/drivers/gpu/drm/Kconfig b/drivers/gpu/drm/Kconfig index 026444eeb5c6..d0aa277fc3bf 100644 --- a/drivers/gpu/drm/Kconfig +++ b/drivers/gpu/drm/Kconfig @@ -450,6 +450,7 @@ config DRM_PRIVACY_SCREEN config DRM_WERROR bool "Compile the drm subsystem with warnings as errors" depends on DRM && EXPERT + depends on !WERROR default n help A kernel build should not cause any compiler warnings, and this diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c index 67c234bcf89f..3adaa4670103 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c @@ -108,6 +108,7 @@ int amdgpu_gem_object_create(struct amdgpu_device *adev, unsigned long size, memset(&bp, 0, sizeof(bp)); *obj = NULL; + flags |= AMDGPU_GEM_CREATE_VRAM_WIPE_ON_RELEASE; bp.size = size; bp.byte_align = alignment; diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c index 8d8c39be6129..c556c8b653fa 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c @@ -604,8 +604,6 @@ int amdgpu_bo_create(struct amdgpu_device *adev, if (!amdgpu_bo_support_uswc(bo->flags)) bo->flags &= ~AMDGPU_GEM_CREATE_CPU_GTT_USWC; - bo->flags |= AMDGPU_GEM_CREATE_VRAM_WIPE_ON_RELEASE; - bo->tbo.bdev = &adev->mman.bdev; if (bp->domain & (AMDGPU_GEM_DOMAIN_GWS | AMDGPU_GEM_DOMAIN_OA | AMDGPU_GEM_DOMAIN_GDS)) diff --git a/drivers/gpu/drm/arm/display/komeda/komeda_dev.c b/drivers/gpu/drm/arm/display/komeda/komeda_dev.c index 14ee79becacb..5ba62e637a61 100644 --- a/drivers/gpu/drm/arm/display/komeda/komeda_dev.c +++ b/drivers/gpu/drm/arm/display/komeda/komeda_dev.c @@ -12,10 +12,8 @@ #include <linux/platform_device.h> #include <linux/pm_runtime.h> #include <linux/dma-mapping.h> -#ifdef CONFIG_DEBUG_FS #include <linux/debugfs.h> #include <linux/seq_file.h> -#endif #include <drm/drm_print.h> @@ -43,7 +41,6 @@ static int komeda_register_show(struct seq_file *sf, void *x) DEFINE_SHOW_ATTRIBUTE(komeda_register); -#ifdef CONFIG_DEBUG_FS static void komeda_debugfs_init(struct komeda_dev *mdev) { if (!debugfs_initialized()) @@ -55,7 +52,6 @@ static void komeda_debugfs_init(struct komeda_dev *mdev) debugfs_create_x16("err_verbosity", 0664, mdev->debugfs_root, &mdev->err_verbosity); } -#endif static ssize_t core_id_show(struct device *dev, struct device_attribute *attr, char *buf) @@ -265,9 +261,7 @@ struct komeda_dev *komeda_dev_create(struct device *dev) mdev->err_verbosity = KOMEDA_DEV_PRINT_ERR_EVENTS; -#ifdef CONFIG_DEBUG_FS komeda_debugfs_init(mdev); -#endif return mdev; @@ -286,9 +280,7 @@ void komeda_dev_destroy(struct komeda_dev *mdev) sysfs_remove_group(&dev->kobj, &komeda_sysfs_attr_group); -#ifdef CONFIG_DEBUG_FS debugfs_remove_recursive(mdev->debugfs_root); -#endif if (mdev->aclk) clk_prepare_enable(mdev->aclk); diff --git a/drivers/gpu/drm/arm/display/komeda/komeda_pipeline_state.c b/drivers/gpu/drm/arm/display/komeda/komeda_pipeline_state.c index f3e744172673..f4e76b46ca32 100644 --- a/drivers/gpu/drm/arm/display/komeda/komeda_pipeline_state.c +++ b/drivers/gpu/drm/arm/display/komeda/komeda_pipeline_state.c @@ -259,7 +259,7 @@ komeda_component_get_avail_scaler(struct komeda_component *c, u32 avail_scalers; pipe_st = komeda_pipeline_get_state(c->pipeline, state); - if (!pipe_st) + if (IS_ERR_OR_NULL(pipe_st)) return NULL; avail_scalers = (pipe_st->active_comps & KOMEDA_PIPELINE_SCALERS) ^ diff --git a/drivers/gpu/drm/bridge/panel.c b/drivers/gpu/drm/bridge/panel.c index 32506524d9a2..fe5fb08c9fc4 100644 --- a/drivers/gpu/drm/bridge/panel.c +++ b/drivers/gpu/drm/bridge/panel.c @@ -360,9 +360,12 @@ EXPORT_SYMBOL(drm_panel_bridge_set_orientation); static void devm_drm_panel_bridge_release(struct device *dev, void *res) { - struct drm_bridge **bridge = res; + struct drm_bridge *bridge = *(struct drm_bridge **)res; - drm_panel_bridge_remove(*bridge); + if (!bridge) + return; + + drm_bridge_remove(bridge); } /** diff --git a/drivers/gpu/drm/drm_panel_orientation_quirks.c b/drivers/gpu/drm/drm_panel_orientation_quirks.c index aa93129c3397..2166208a961d 100644 --- a/drivers/gpu/drm/drm_panel_orientation_quirks.c +++ b/drivers/gpu/drm/drm_panel_orientation_quirks.c @@ -202,6 +202,12 @@ static const struct dmi_system_id orientation_data[] = { DMI_MATCH(DMI_BOARD_NAME, "NEXT"), }, .driver_data = (void *)&lcd800x1280_rightside_up, + }, { /* AYA NEO KUN */ + .matches = { + DMI_EXACT_MATCH(DMI_BOARD_VENDOR, "AYANEO"), + DMI_MATCH(DMI_BOARD_NAME, "KUN"), + }, + .driver_data = (void *)&lcd1600x2560_rightside_up, }, { /* Chuwi HiBook (CWI514) */ .matches = { DMI_MATCH(DMI_BOARD_VENDOR, "Hampoo"), diff --git a/drivers/gpu/drm/exynos/exynos_dp.c b/drivers/gpu/drm/exynos/exynos_dp.c index f48c4343f469..3e6d4c6aa877 100644 --- a/drivers/gpu/drm/exynos/exynos_dp.c +++ b/drivers/gpu/drm/exynos/exynos_dp.c @@ -285,7 +285,6 @@ struct platform_driver dp_driver = { .remove_new = exynos_dp_remove, .driver = { .name = "exynos-dp", - .owner = THIS_MODULE, .pm = pm_ptr(&exynos_dp_pm_ops), .of_match_table = exynos_dp_match, }, diff --git a/drivers/gpu/drm/exynos/exynos_drm_vidi.c b/drivers/gpu/drm/exynos/exynos_drm_vidi.c index fab135308b70..11a720fef32b 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_vidi.c +++ b/drivers/gpu/drm/exynos/exynos_drm_vidi.c @@ -309,6 +309,7 @@ static int vidi_get_modes(struct drm_connector *connector) struct vidi_context *ctx = ctx_from_connector(connector); struct edid *edid; int edid_len; + int count; /* * the edid data comes from user side and it would be set @@ -328,7 +329,11 @@ static int vidi_get_modes(struct drm_connector *connector) drm_connector_update_edid_property(connector, edid); - return drm_add_edid_modes(connector, edid); + count = drm_add_edid_modes(connector, edid); + + kfree(edid); + + return count; } static const struct drm_connector_helper_funcs vidi_connector_helper_funcs = { diff --git a/drivers/gpu/drm/exynos/exynos_hdmi.c b/drivers/gpu/drm/exynos/exynos_hdmi.c index e968824a4c72..1e26cd4f8347 100644 --- a/drivers/gpu/drm/exynos/exynos_hdmi.c +++ b/drivers/gpu/drm/exynos/exynos_hdmi.c @@ -887,11 +887,11 @@ static int hdmi_get_modes(struct drm_connector *connector) int ret; if (!hdata->ddc_adpt) - return 0; + goto no_edid; edid = drm_get_edid(connector, hdata->ddc_adpt); if (!edid) - return 0; + goto no_edid; hdata->dvi_mode = !connector->display_info.is_hdmi; DRM_DEV_DEBUG_KMS(hdata->dev, "%s : width[%d] x height[%d]\n", @@ -906,6 +906,9 @@ static int hdmi_get_modes(struct drm_connector *connector) kfree(edid); return ret; + +no_edid: + return drm_add_modes_noedid(connector, 640, 480); } static int hdmi_find_phy_conf(struct hdmi_context *hdata, u32 pixel_clock) diff --git a/drivers/gpu/drm/mediatek/mtk_drm_drv.c b/drivers/gpu/drm/mediatek/mtk_drm_drv.c index b5f605751b0a..de811e2265da 100644 --- a/drivers/gpu/drm/mediatek/mtk_drm_drv.c +++ b/drivers/gpu/drm/mediatek/mtk_drm_drv.c @@ -952,6 +952,13 @@ static void mtk_drm_remove(struct platform_device *pdev) of_node_put(private->comp_node[i]); } +static void mtk_drm_shutdown(struct platform_device *pdev) +{ + struct mtk_drm_private *private = platform_get_drvdata(pdev); + + drm_atomic_helper_shutdown(private->drm); +} + static int mtk_drm_sys_prepare(struct device *dev) { struct mtk_drm_private *private = dev_get_drvdata(dev); @@ -983,6 +990,7 @@ static const struct dev_pm_ops mtk_drm_pm_ops = { static struct platform_driver mtk_drm_platform_driver = { .probe = mtk_drm_probe, .remove_new = mtk_drm_remove, + .shutdown = mtk_drm_shutdown, .driver = { .name = "mediatek-drm", .pm = &mtk_drm_pm_ops, diff --git a/drivers/gpu/drm/nouveau/dispnv04/disp.c b/drivers/gpu/drm/nouveau/dispnv04/disp.c index 13705c5f1497..4b7497a8755c 100644 --- a/drivers/gpu/drm/nouveau/dispnv04/disp.c +++ b/drivers/gpu/drm/nouveau/dispnv04/disp.c @@ -68,7 +68,7 @@ nv04_display_fini(struct drm_device *dev, bool runtime, bool suspend) if (nv_two_heads(dev)) NVWriteCRTC(dev, 1, NV_PCRTC_INTR_EN_0, 0); - if (!runtime) + if (!runtime && !drm->headless) cancel_work_sync(&drm->hpd_work); if (!suspend) diff --git a/drivers/gpu/drm/nouveau/dispnv50/disp.c b/drivers/gpu/drm/nouveau/dispnv50/disp.c index 88728a0b2c25..674dc567e179 100644 --- a/drivers/gpu/drm/nouveau/dispnv50/disp.c +++ b/drivers/gpu/drm/nouveau/dispnv50/disp.c @@ -2680,7 +2680,7 @@ nv50_display_fini(struct drm_device *dev, bool runtime, bool suspend) nv50_mstm_fini(nouveau_encoder(encoder)); } - if (!runtime) + if (!runtime && !drm->headless) cancel_work_sync(&drm->hpd_work); } diff --git a/drivers/gpu/drm/nouveau/nouveau_bios.c b/drivers/gpu/drm/nouveau/nouveau_bios.c index 79cfab53f80e..8c3c1f1e01c5 100644 --- a/drivers/gpu/drm/nouveau/nouveau_bios.c +++ b/drivers/gpu/drm/nouveau/nouveau_bios.c @@ -43,11 +43,6 @@ #define BIOSLOG(sip, fmt, arg...) NV_DEBUG(sip->dev, fmt, ##arg) #define LOG_OLD_VALUE(x) -struct init_exec { - bool execute; - bool repeat; -}; - static bool nv_cksum(const uint8_t *data, unsigned int length) { /* diff --git a/drivers/gpu/drm/nouveau/nouveau_display.c b/drivers/gpu/drm/nouveau/nouveau_display.c index aed5d5b51b43..d4725a968827 100644 --- a/drivers/gpu/drm/nouveau/nouveau_display.c +++ b/drivers/gpu/drm/nouveau/nouveau_display.c @@ -450,6 +450,9 @@ nouveau_display_hpd_resume(struct drm_device *dev) { struct nouveau_drm *drm = nouveau_drm(dev); + if (drm->headless) + return; + spin_lock_irq(&drm->hpd_lock); drm->hpd_pending = ~0; spin_unlock_irq(&drm->hpd_lock); @@ -635,7 +638,7 @@ nouveau_display_fini(struct drm_device *dev, bool suspend, bool runtime) } drm_connector_list_iter_end(&conn_iter); - if (!runtime) + if (!runtime && !drm->headless) cancel_work_sync(&drm->hpd_work); drm_kms_helper_poll_disable(dev); @@ -729,6 +732,7 @@ nouveau_display_create(struct drm_device *dev) /* no display hw */ if (ret == -ENODEV) { ret = 0; + drm->headless = true; goto disp_create_err; } diff --git a/drivers/gpu/drm/nouveau/nouveau_drv.h b/drivers/gpu/drm/nouveau/nouveau_drv.h index e239c6bf4afa..25fca98a20bc 100644 --- a/drivers/gpu/drm/nouveau/nouveau_drv.h +++ b/drivers/gpu/drm/nouveau/nouveau_drv.h @@ -276,6 +276,7 @@ struct nouveau_drm { /* modesetting */ struct nvbios vbios; struct nouveau_display *display; + bool headless; struct work_struct hpd_work; spinlock_t hpd_lock; u32 hpd_pending; diff --git a/drivers/gpu/drm/renesas/shmobile/shmob_drm_drv.c b/drivers/gpu/drm/renesas/shmobile/shmob_drm_drv.c index e83c3e52251d..0250d5f00bf1 100644 --- a/drivers/gpu/drm/renesas/shmobile/shmob_drm_drv.c +++ b/drivers/gpu/drm/renesas/shmobile/shmob_drm_drv.c @@ -171,6 +171,13 @@ static void shmob_drm_remove(struct platform_device *pdev) drm_kms_helper_poll_fini(ddev); } +static void shmob_drm_shutdown(struct platform_device *pdev) +{ + struct shmob_drm_device *sdev = platform_get_drvdata(pdev); + + drm_atomic_helper_shutdown(&sdev->ddev); +} + static int shmob_drm_probe(struct platform_device *pdev) { struct shmob_drm_platform_data *pdata = pdev->dev.platform_data; @@ -273,6 +280,7 @@ static const struct of_device_id shmob_drm_of_table[] __maybe_unused = { static struct platform_driver shmob_drm_platform_driver = { .probe = shmob_drm_probe, .remove_new = shmob_drm_remove, + .shutdown = shmob_drm_shutdown, .driver = { .name = "shmob-drm", .of_match_table = of_match_ptr(shmob_drm_of_table), diff --git a/drivers/gpu/drm/xe/xe_gt_idle.c b/drivers/gpu/drm/xe/xe_gt_idle.c index 8fc0f3f6ecc5..944770fb2daf 100644 --- a/drivers/gpu/drm/xe/xe_gt_idle.c +++ b/drivers/gpu/drm/xe/xe_gt_idle.c @@ -147,6 +147,13 @@ static const struct attribute *gt_idle_attrs[] = { static void gt_idle_sysfs_fini(struct drm_device *drm, void *arg) { struct kobject *kobj = arg; + struct xe_gt *gt = kobj_to_gt(kobj->parent); + + if (gt_to_xe(gt)->info.skip_guc_pc) { + XE_WARN_ON(xe_force_wake_get(gt_to_fw(gt), XE_FW_GT)); + xe_gt_idle_disable_c6(gt); + xe_force_wake_put(gt_to_fw(gt), XE_FW_GT); + } sysfs_remove_files(kobj, gt_idle_attrs); kobject_put(kobj); @@ -199,7 +206,7 @@ void xe_gt_idle_enable_c6(struct xe_gt *gt) void xe_gt_idle_disable_c6(struct xe_gt *gt) { xe_device_assert_mem_access(gt_to_xe(gt)); - xe_force_wake_assert_held(gt_to_fw(gt), XE_FORCEWAKE_ALL); + xe_force_wake_assert_held(gt_to_fw(gt), XE_FW_GT); xe_mmio_write32(gt, PG_ENABLE, 0); xe_mmio_write32(gt, RC_CONTROL, 0); diff --git a/drivers/gpu/drm/xe/xe_gt_sriov_pf_config.c b/drivers/gpu/drm/xe/xe_gt_sriov_pf_config.c index 476d613333a9..6c2cfc54442c 100644 --- a/drivers/gpu/drm/xe/xe_gt_sriov_pf_config.c +++ b/drivers/gpu/drm/xe/xe_gt_sriov_pf_config.c @@ -1274,6 +1274,9 @@ static void pf_reset_vf_lmtt(struct xe_device *xe, unsigned int vfid) struct xe_tile *tile; unsigned int tid; + xe_assert(xe, IS_DGFX(xe)); + xe_assert(xe, IS_SRIOV_PF(xe)); + for_each_tile(tile, xe, tid) { lmtt = &tile->sriov.pf.lmtt; xe_lmtt_drop_pages(lmtt, vfid); @@ -1292,6 +1295,9 @@ static int pf_update_vf_lmtt(struct xe_device *xe, unsigned int vfid) unsigned int tid; int err; + xe_assert(xe, IS_DGFX(xe)); + xe_assert(xe, IS_SRIOV_PF(xe)); + total = 0; for_each_tile(tile, xe, tid) total += pf_get_vf_config_lmem(tile->primary_gt, vfid); @@ -1337,6 +1343,7 @@ fail: static void pf_release_vf_config_lmem(struct xe_gt *gt, struct xe_gt_sriov_config *config) { + xe_gt_assert(gt, IS_DGFX(gt_to_xe(gt))); xe_gt_assert(gt, !xe_gt_is_media_type(gt)); lockdep_assert_held(xe_gt_sriov_pf_master_mutex(gt)); @@ -1355,6 +1362,7 @@ static int pf_provision_vf_lmem(struct xe_gt *gt, unsigned int vfid, u64 size) int err; xe_gt_assert(gt, vfid); + xe_gt_assert(gt, IS_DGFX(xe)); xe_gt_assert(gt, !xe_gt_is_media_type(gt)); size = round_up(size, pf_get_lmem_alignment(gt)); @@ -1745,11 +1753,14 @@ static void pf_reset_config_sched(struct xe_gt *gt, struct xe_gt_sriov_config *c static void pf_release_vf_config(struct xe_gt *gt, unsigned int vfid) { struct xe_gt_sriov_config *config = pf_pick_vf_config(gt, vfid); + struct xe_device *xe = gt_to_xe(gt); if (!xe_gt_is_media_type(gt)) { pf_release_vf_config_ggtt(gt, config); - pf_release_vf_config_lmem(gt, config); - pf_update_vf_lmtt(gt_to_xe(gt), vfid); + if (IS_DGFX(xe)) { + pf_release_vf_config_lmem(gt, config); + pf_update_vf_lmtt(xe, vfid); + } } pf_release_config_ctxs(gt, config); pf_release_config_dbs(gt, config); diff --git a/drivers/gpu/drm/xe/xe_guc_pc.c b/drivers/gpu/drm/xe/xe_guc_pc.c index 509649d0e65e..23382ced4ea7 100644 --- a/drivers/gpu/drm/xe/xe_guc_pc.c +++ b/drivers/gpu/drm/xe/xe_guc_pc.c @@ -895,12 +895,6 @@ int xe_guc_pc_stop(struct xe_guc_pc *pc) static void xe_guc_pc_fini(struct drm_device *drm, void *arg) { struct xe_guc_pc *pc = arg; - struct xe_device *xe = pc_to_xe(pc); - - if (xe->info.skip_guc_pc) { - xe_gt_idle_disable_c6(pc_to_gt(pc)); - return; - } XE_WARN_ON(xe_force_wake_get(gt_to_fw(pc_to_gt(pc)), XE_FORCEWAKE_ALL)); XE_WARN_ON(xe_guc_pc_gucrc_disable(pc)); diff --git a/drivers/gpu/drm/xe/xe_ring_ops.c b/drivers/gpu/drm/xe/xe_ring_ops.c index d42b3f33bd7a..aca7a9af6e84 100644 --- a/drivers/gpu/drm/xe/xe_ring_ops.c +++ b/drivers/gpu/drm/xe/xe_ring_ops.c @@ -80,6 +80,16 @@ static int emit_store_imm_ggtt(u32 addr, u32 value, u32 *dw, int i) return i; } +static int emit_flush_dw(u32 *dw, int i) +{ + dw[i++] = MI_FLUSH_DW | MI_FLUSH_IMM_DW; + dw[i++] = 0; + dw[i++] = 0; + dw[i++] = 0; + + return i; +} + static int emit_flush_imm_ggtt(u32 addr, u32 value, bool invalidate_tlb, u32 *dw, int i) { @@ -234,10 +244,12 @@ static void __emit_job_gen12_simple(struct xe_sched_job *job, struct xe_lrc *lrc i = emit_bb_start(batch_addr, ppgtt_flag, dw, i); - if (job->user_fence.used) + if (job->user_fence.used) { + i = emit_flush_dw(dw, i); i = emit_store_imm_ppgtt_posted(job->user_fence.addr, job->user_fence.value, dw, i); + } i = emit_flush_imm_ggtt(xe_lrc_seqno_ggtt_addr(lrc), seqno, false, dw, i); @@ -293,10 +305,12 @@ static void __emit_job_gen12_video(struct xe_sched_job *job, struct xe_lrc *lrc, i = emit_bb_start(batch_addr, ppgtt_flag, dw, i); - if (job->user_fence.used) + if (job->user_fence.used) { + i = emit_flush_dw(dw, i); i = emit_store_imm_ppgtt_posted(job->user_fence.addr, job->user_fence.value, dw, i); + } i = emit_flush_imm_ggtt(xe_lrc_seqno_ggtt_addr(lrc), seqno, false, dw, i); diff --git a/drivers/i2c/busses/i2c-at91-slave.c b/drivers/i2c/busses/i2c-at91-slave.c index d6eeea5166c0..131a67d9d4a6 100644 --- a/drivers/i2c/busses/i2c-at91-slave.c +++ b/drivers/i2c/busses/i2c-at91-slave.c @@ -106,8 +106,7 @@ static int at91_unreg_slave(struct i2c_client *slave) static u32 at91_twi_func(struct i2c_adapter *adapter) { - return I2C_FUNC_SLAVE | I2C_FUNC_I2C | I2C_FUNC_SMBUS_EMUL - | I2C_FUNC_SMBUS_READ_BLOCK_DATA; + return I2C_FUNC_SLAVE; } static const struct i2c_algorithm at91_twi_algorithm_slave = { diff --git a/drivers/i2c/busses/i2c-designware-slave.c b/drivers/i2c/busses/i2c-designware-slave.c index 2e079cf20bb5..78e2c47e3d7d 100644 --- a/drivers/i2c/busses/i2c-designware-slave.c +++ b/drivers/i2c/busses/i2c-designware-slave.c @@ -220,7 +220,7 @@ static const struct i2c_algorithm i2c_dw_algo = { void i2c_dw_configure_slave(struct dw_i2c_dev *dev) { - dev->functionality = I2C_FUNC_SLAVE | DW_IC_DEFAULT_FUNCTIONALITY; + dev->functionality = I2C_FUNC_SLAVE; dev->slave_cfg = DW_IC_CON_RX_FIFO_FULL_HLD_CTRL | DW_IC_CON_RESTART_EN | DW_IC_CON_STOP_DET_IFADDRESSED; diff --git a/drivers/iio/adc/ad7173.c b/drivers/iio/adc/ad7173.c index a7826bba0852..b26d4575e256 100644 --- a/drivers/iio/adc/ad7173.c +++ b/drivers/iio/adc/ad7173.c @@ -145,6 +145,7 @@ struct ad7173_device_info { unsigned int id; char *name; bool has_temp; + bool has_input_buf; bool has_int_ref; bool has_ref2; u8 num_gpios; @@ -212,18 +213,21 @@ static const struct ad7173_device_info ad7173_device_info[] = { .num_configs = 4, .num_gpios = 2, .has_temp = true, + .has_input_buf = true, .has_int_ref = true, .clock = 2 * HZ_PER_MHZ, .sinc5_data_rates = ad7173_sinc5_data_rates, .num_sinc5_data_rates = ARRAY_SIZE(ad7173_sinc5_data_rates), }, [ID_AD7172_4] = { + .name = "ad7172-4", .id = AD7172_4_ID, .num_inputs = 9, .num_channels = 8, .num_configs = 8, .num_gpios = 4, .has_temp = false, + .has_input_buf = true, .has_ref2 = true, .clock = 2 * HZ_PER_MHZ, .sinc5_data_rates = ad7173_sinc5_data_rates, @@ -237,6 +241,7 @@ static const struct ad7173_device_info ad7173_device_info[] = { .num_configs = 8, .num_gpios = 4, .has_temp = true, + .has_input_buf = true, .has_int_ref = true, .has_ref2 = true, .clock = 2 * HZ_PER_MHZ, @@ -251,18 +256,21 @@ static const struct ad7173_device_info ad7173_device_info[] = { .num_configs = 4, .num_gpios = 2, .has_temp = true, + .has_input_buf = true, .has_int_ref = true, .clock = 16 * HZ_PER_MHZ, .sinc5_data_rates = ad7175_sinc5_data_rates, .num_sinc5_data_rates = ARRAY_SIZE(ad7175_sinc5_data_rates), }, [ID_AD7175_8] = { + .name = "ad7175-8", .id = AD7175_8_ID, .num_inputs = 17, .num_channels = 16, .num_configs = 8, .num_gpios = 4, .has_temp = true, + .has_input_buf = true, .has_int_ref = true, .has_ref2 = true, .clock = 16 * HZ_PER_MHZ, @@ -277,18 +285,21 @@ static const struct ad7173_device_info ad7173_device_info[] = { .num_configs = 4, .num_gpios = 2, .has_temp = false, + .has_input_buf = false, .has_int_ref = true, .clock = 16 * HZ_PER_MHZ, .sinc5_data_rates = ad7175_sinc5_data_rates, .num_sinc5_data_rates = ARRAY_SIZE(ad7175_sinc5_data_rates), }, [ID_AD7177_2] = { + .name = "ad7177-2", .id = AD7177_ID, .num_inputs = 5, .num_channels = 4, .num_configs = 4, .num_gpios = 2, .has_temp = true, + .has_input_buf = true, .has_int_ref = true, .clock = 16 * HZ_PER_MHZ, .odr_start_value = AD7177_ODR_START_VALUE, @@ -532,6 +543,7 @@ static int ad7173_append_status(struct ad_sigma_delta *sd, bool append) unsigned int interface_mode = st->interface_mode; int ret; + interface_mode &= ~AD7173_INTERFACE_DATA_STAT; interface_mode |= AD7173_INTERFACE_DATA_STAT_EN(append); ret = ad_sd_write_reg(&st->sd, AD7173_REG_INTERFACE_MODE, 2, interface_mode); if (ret) @@ -705,7 +717,7 @@ static int ad7173_write_raw(struct iio_dev *indio_dev, { struct ad7173_state *st = iio_priv(indio_dev); struct ad7173_channel_config *cfg; - unsigned int freq, i, reg; + unsigned int freq, i; int ret; ret = iio_device_claim_direct_mode(indio_dev); @@ -721,16 +733,7 @@ static int ad7173_write_raw(struct iio_dev *indio_dev, cfg = &st->channels[chan->address].cfg; cfg->odr = i; - - if (!cfg->live) - break; - - ret = ad_sd_read_reg(&st->sd, AD7173_REG_FILTER(cfg->cfg_slot), 2, ®); - if (ret) - break; - reg &= ~AD7173_FILTER_ODR0_MASK; - reg |= FIELD_PREP(AD7173_FILTER_ODR0_MASK, i); - ret = ad_sd_write_reg(&st->sd, AD7173_REG_FILTER(cfg->cfg_slot), 2, reg); + cfg->live = false; break; default: @@ -792,8 +795,7 @@ static const struct iio_chan_spec ad7173_channel_template = { .type = IIO_VOLTAGE, .indexed = 1, .info_mask_separate = BIT(IIO_CHAN_INFO_RAW) | - BIT(IIO_CHAN_INFO_SCALE), - .info_mask_shared_by_all = BIT(IIO_CHAN_INFO_SAMP_FREQ), + BIT(IIO_CHAN_INFO_SCALE) | BIT(IIO_CHAN_INFO_SAMP_FREQ), .scan_type = { .sign = 'u', .realbits = 24, @@ -804,12 +806,11 @@ static const struct iio_chan_spec ad7173_channel_template = { static const struct iio_chan_spec ad7173_temp_iio_channel_template = { .type = IIO_TEMP, - .indexed = 1, .channel = AD7173_AIN_TEMP_POS, .channel2 = AD7173_AIN_TEMP_NEG, .info_mask_separate = BIT(IIO_CHAN_INFO_RAW) | - BIT(IIO_CHAN_INFO_SCALE) | BIT(IIO_CHAN_INFO_OFFSET), - .info_mask_shared_by_all = BIT(IIO_CHAN_INFO_SAMP_FREQ), + BIT(IIO_CHAN_INFO_SCALE) | BIT(IIO_CHAN_INFO_OFFSET) | + BIT(IIO_CHAN_INFO_SAMP_FREQ), .scan_type = { .sign = 'u', .realbits = 24, @@ -932,7 +933,7 @@ static int ad7173_fw_parse_channel_config(struct iio_dev *indio_dev) AD7173_CH_ADDRESS(chan_arr[chan_index].channel, chan_arr[chan_index].channel2); chan_st_priv->cfg.bipolar = false; - chan_st_priv->cfg.input_buf = true; + chan_st_priv->cfg.input_buf = st->info->has_input_buf; chan_st_priv->cfg.ref_sel = AD7173_SETUP_REF_SEL_INT_REF; st->adc_mode |= AD7173_ADC_MODE_REF_EN; @@ -989,7 +990,7 @@ static int ad7173_fw_parse_channel_config(struct iio_dev *indio_dev) chan_st_priv->ain = AD7173_CH_ADDRESS(ain[0], ain[1]); chan_st_priv->chan_reg = chan_index; - chan_st_priv->cfg.input_buf = true; + chan_st_priv->cfg.input_buf = st->info->has_input_buf; chan_st_priv->cfg.odr = 0; chan_st_priv->cfg.bipolar = fwnode_property_read_bool(child, "bipolar"); diff --git a/drivers/iio/adc/ad9467.c b/drivers/iio/adc/ad9467.c index e85b763b9ffc..8f5b9c3f6e3d 100644 --- a/drivers/iio/adc/ad9467.c +++ b/drivers/iio/adc/ad9467.c @@ -243,11 +243,11 @@ static void __ad9467_get_scale(struct ad9467_state *st, int index, } static const struct iio_chan_spec ad9434_channels[] = { - AD9467_CHAN(0, 0, 12, 'S'), + AD9467_CHAN(0, 0, 12, 's'), }; static const struct iio_chan_spec ad9467_channels[] = { - AD9467_CHAN(0, 0, 16, 'S'), + AD9467_CHAN(0, 0, 16, 's'), }; static const struct ad9467_chip_info ad9467_chip_tbl = { diff --git a/drivers/iio/common/inv_sensors/inv_sensors_timestamp.c b/drivers/iio/common/inv_sensors/inv_sensors_timestamp.c index fa205f17bd90..f44458c380d9 100644 --- a/drivers/iio/common/inv_sensors/inv_sensors_timestamp.c +++ b/drivers/iio/common/inv_sensors/inv_sensors_timestamp.c @@ -60,11 +60,15 @@ EXPORT_SYMBOL_NS_GPL(inv_sensors_timestamp_init, IIO_INV_SENSORS_TIMESTAMP); int inv_sensors_timestamp_update_odr(struct inv_sensors_timestamp *ts, uint32_t period, bool fifo) { + uint32_t mult; + /* when FIFO is on, prevent odr change if one is already pending */ if (fifo && ts->new_mult != 0) return -EAGAIN; - ts->new_mult = period / ts->chip.clock_period; + mult = period / ts->chip.clock_period; + if (mult != ts->mult) + ts->new_mult = mult; return 0; } diff --git a/drivers/iio/dac/ad5592r-base.c b/drivers/iio/dac/ad5592r-base.c index 076bc9ecfb49..4763402dbcd6 100644 --- a/drivers/iio/dac/ad5592r-base.c +++ b/drivers/iio/dac/ad5592r-base.c @@ -415,7 +415,7 @@ static int ad5592r_read_raw(struct iio_dev *iio_dev, s64 tmp = *val * (3767897513LL / 25LL); *val = div_s64_rem(tmp, 1000000000LL, val2); - return IIO_VAL_INT_PLUS_MICRO; + return IIO_VAL_INT_PLUS_NANO; } mutex_lock(&st->lock); diff --git a/drivers/iio/imu/bmi323/bmi323_core.c b/drivers/iio/imu/bmi323/bmi323_core.c index 5d42ab9b176a..67d74a1a1b26 100644 --- a/drivers/iio/imu/bmi323/bmi323_core.c +++ b/drivers/iio/imu/bmi323/bmi323_core.c @@ -1391,7 +1391,7 @@ static irqreturn_t bmi323_trigger_handler(int irq, void *p) &data->buffer.channels, ARRAY_SIZE(data->buffer.channels)); if (ret) - return IRQ_NONE; + goto out; } else { for_each_set_bit(bit, indio_dev->active_scan_mask, BMI323_CHAN_MAX) { @@ -1400,13 +1400,14 @@ static irqreturn_t bmi323_trigger_handler(int irq, void *p) &data->buffer.channels[index++], BMI323_BYTES_PER_SAMPLE); if (ret) - return IRQ_NONE; + goto out; } } iio_push_to_buffers_with_timestamp(indio_dev, &data->buffer, iio_get_time_ns(indio_dev)); +out: iio_trigger_notify_done(indio_dev->trig); return IRQ_HANDLED; diff --git a/drivers/iio/imu/inv_icm42600/inv_icm42600_accel.c b/drivers/iio/imu/inv_icm42600/inv_icm42600_accel.c index 83d8504ebfff..4b2566693614 100644 --- a/drivers/iio/imu/inv_icm42600/inv_icm42600_accel.c +++ b/drivers/iio/imu/inv_icm42600/inv_icm42600_accel.c @@ -130,10 +130,6 @@ static int inv_icm42600_accel_update_scan_mode(struct iio_dev *indio_dev, /* update data FIFO write */ inv_sensors_timestamp_apply_odr(ts, 0, 0, 0); ret = inv_icm42600_buffer_set_fifo_en(st, fifo_en | st->fifo.en); - if (ret) - goto out_unlock; - - ret = inv_icm42600_buffer_update_watermark(st); out_unlock: mutex_unlock(&st->lock); diff --git a/drivers/iio/imu/inv_icm42600/inv_icm42600_buffer.c b/drivers/iio/imu/inv_icm42600/inv_icm42600_buffer.c index 63b85ec88c13..a8cf74c84c3c 100644 --- a/drivers/iio/imu/inv_icm42600/inv_icm42600_buffer.c +++ b/drivers/iio/imu/inv_icm42600/inv_icm42600_buffer.c @@ -222,10 +222,15 @@ int inv_icm42600_buffer_update_watermark(struct inv_icm42600_state *st) latency_accel = period_accel * wm_accel; /* 0 value for watermark means that the sensor is turned off */ + if (wm_gyro == 0 && wm_accel == 0) + return 0; + if (latency_gyro == 0) { watermark = wm_accel; + st->fifo.watermark.eff_accel = wm_accel; } else if (latency_accel == 0) { watermark = wm_gyro; + st->fifo.watermark.eff_gyro = wm_gyro; } else { /* compute the smallest latency that is a multiple of both */ if (latency_gyro <= latency_accel) @@ -241,6 +246,13 @@ int inv_icm42600_buffer_update_watermark(struct inv_icm42600_state *st) watermark = latency / period; if (watermark < 1) watermark = 1; + /* update effective watermark */ + st->fifo.watermark.eff_gyro = latency / period_gyro; + if (st->fifo.watermark.eff_gyro < 1) + st->fifo.watermark.eff_gyro = 1; + st->fifo.watermark.eff_accel = latency / period_accel; + if (st->fifo.watermark.eff_accel < 1) + st->fifo.watermark.eff_accel = 1; } /* compute watermark value in bytes */ @@ -514,7 +526,7 @@ int inv_icm42600_buffer_fifo_parse(struct inv_icm42600_state *st) /* handle gyroscope timestamp and FIFO data parsing */ if (st->fifo.nb.gyro > 0) { ts = &gyro_st->ts; - inv_sensors_timestamp_interrupt(ts, st->fifo.nb.gyro, + inv_sensors_timestamp_interrupt(ts, st->fifo.watermark.eff_gyro, st->timestamp.gyro); ret = inv_icm42600_gyro_parse_fifo(st->indio_gyro); if (ret) @@ -524,7 +536,7 @@ int inv_icm42600_buffer_fifo_parse(struct inv_icm42600_state *st) /* handle accelerometer timestamp and FIFO data parsing */ if (st->fifo.nb.accel > 0) { ts = &accel_st->ts; - inv_sensors_timestamp_interrupt(ts, st->fifo.nb.accel, + inv_sensors_timestamp_interrupt(ts, st->fifo.watermark.eff_accel, st->timestamp.accel); ret = inv_icm42600_accel_parse_fifo(st->indio_accel); if (ret) @@ -577,6 +589,9 @@ int inv_icm42600_buffer_init(struct inv_icm42600_state *st) unsigned int val; int ret; + st->fifo.watermark.eff_gyro = 1; + st->fifo.watermark.eff_accel = 1; + /* * Default FIFO configuration (bits 7 to 5) * - use invalid value diff --git a/drivers/iio/imu/inv_icm42600/inv_icm42600_buffer.h b/drivers/iio/imu/inv_icm42600/inv_icm42600_buffer.h index 8b85ee333bf8..f6c85daf42b0 100644 --- a/drivers/iio/imu/inv_icm42600/inv_icm42600_buffer.h +++ b/drivers/iio/imu/inv_icm42600/inv_icm42600_buffer.h @@ -32,6 +32,8 @@ struct inv_icm42600_fifo { struct { unsigned int gyro; unsigned int accel; + unsigned int eff_gyro; + unsigned int eff_accel; } watermark; size_t count; struct { diff --git a/drivers/iio/imu/inv_icm42600/inv_icm42600_core.c b/drivers/iio/imu/inv_icm42600/inv_icm42600_core.c index 96116a68ab29..62fdae530334 100644 --- a/drivers/iio/imu/inv_icm42600/inv_icm42600_core.c +++ b/drivers/iio/imu/inv_icm42600/inv_icm42600_core.c @@ -537,6 +537,7 @@ static int inv_icm42600_irq_init(struct inv_icm42600_state *st, int irq, if (ret) return ret; + irq_type |= IRQF_ONESHOT; return devm_request_threaded_irq(dev, irq, inv_icm42600_irq_timestamp, inv_icm42600_irq_handler, irq_type, "inv_icm42600", st); diff --git a/drivers/iio/imu/inv_icm42600/inv_icm42600_gyro.c b/drivers/iio/imu/inv_icm42600/inv_icm42600_gyro.c index e6f8de80128c..938af5b640b0 100644 --- a/drivers/iio/imu/inv_icm42600/inv_icm42600_gyro.c +++ b/drivers/iio/imu/inv_icm42600/inv_icm42600_gyro.c @@ -130,10 +130,6 @@ static int inv_icm42600_gyro_update_scan_mode(struct iio_dev *indio_dev, /* update data FIFO write */ inv_sensors_timestamp_apply_odr(ts, 0, 0, 0); ret = inv_icm42600_buffer_set_fifo_en(st, fifo_en | st->fifo.en); - if (ret) - goto out_unlock; - - ret = inv_icm42600_buffer_update_watermark(st); out_unlock: mutex_unlock(&st->lock); diff --git a/drivers/iio/imu/inv_mpu6050/inv_mpu_ring.c b/drivers/iio/imu/inv_mpu6050/inv_mpu_ring.c index 0dc0f22a5582..3d3b27f28c9d 100644 --- a/drivers/iio/imu/inv_mpu6050/inv_mpu_ring.c +++ b/drivers/iio/imu/inv_mpu6050/inv_mpu_ring.c @@ -100,8 +100,8 @@ irqreturn_t inv_mpu6050_read_fifo(int irq, void *p) goto end_session; /* Each FIFO data contains all sensors, so same number for FIFO and sensor data */ fifo_period = NSEC_PER_SEC / INV_MPU6050_DIVIDER_TO_FIFO_RATE(st->chip_config.divider); - inv_sensors_timestamp_interrupt(&st->timestamp, nb, pf->timestamp); - inv_sensors_timestamp_apply_odr(&st->timestamp, fifo_period, nb, 0); + inv_sensors_timestamp_interrupt(&st->timestamp, 1, pf->timestamp); + inv_sensors_timestamp_apply_odr(&st->timestamp, fifo_period, 1, 0); /* clear internal data buffer for avoiding kernel data leak */ memset(data, 0, sizeof(data)); diff --git a/drivers/iio/imu/inv_mpu6050/inv_mpu_trigger.c b/drivers/iio/imu/inv_mpu6050/inv_mpu_trigger.c index 1b603567ccc8..84273660ca2e 100644 --- a/drivers/iio/imu/inv_mpu6050/inv_mpu_trigger.c +++ b/drivers/iio/imu/inv_mpu6050/inv_mpu_trigger.c @@ -300,6 +300,7 @@ int inv_mpu6050_probe_trigger(struct iio_dev *indio_dev, int irq_type) if (!st->trig) return -ENOMEM; + irq_type |= IRQF_ONESHOT; ret = devm_request_threaded_irq(&indio_dev->dev, st->irq, &inv_mpu6050_interrupt_timestamp, &inv_mpu6050_interrupt_handle, diff --git a/drivers/iio/inkern.c b/drivers/iio/inkern.c index 52d773261828..485e6fc44a04 100644 --- a/drivers/iio/inkern.c +++ b/drivers/iio/inkern.c @@ -721,7 +721,7 @@ int iio_read_channel_processed_scale(struct iio_channel *chan, int *val, return ret; *val *= scale; - return 0; + return ret; } else { ret = iio_channel_read(chan, val, NULL, IIO_CHAN_INFO_RAW); if (ret < 0) diff --git a/drivers/iio/pressure/bmp280-core.c b/drivers/iio/pressure/bmp280-core.c index 09f53d987c7d..221fa2c552ae 100644 --- a/drivers/iio/pressure/bmp280-core.c +++ b/drivers/iio/pressure/bmp280-core.c @@ -1394,12 +1394,12 @@ static int bmp580_read_temp(struct bmp280_data *data, int *val, int *val2) /* * Temperature is returned in Celsius degrees in fractional - * form down 2^16. We rescale by x1000 to return milli Celsius - * to respect IIO ABI. + * form down 2^16. We rescale by x1000 to return millidegrees + * Celsius to respect IIO ABI. */ - *val = raw_temp * 1000; - *val2 = 16; - return IIO_VAL_FRACTIONAL_LOG2; + raw_temp = sign_extend32(raw_temp, 23); + *val = ((s64)raw_temp * 1000) / (1 << 16); + return IIO_VAL_INT; } static int bmp580_read_press(struct bmp280_data *data, int *val, int *val2) diff --git a/drivers/iio/temperature/mlx90635.c b/drivers/iio/temperature/mlx90635.c index 1f5c962c1818..f7f88498ba0e 100644 --- a/drivers/iio/temperature/mlx90635.c +++ b/drivers/iio/temperature/mlx90635.c @@ -947,9 +947,9 @@ static int mlx90635_probe(struct i2c_client *client) "failed to allocate regmap\n"); regmap_ee = devm_regmap_init_i2c(client, &mlx90635_regmap_ee); - if (IS_ERR(regmap)) - return dev_err_probe(&client->dev, PTR_ERR(regmap), - "failed to allocate regmap\n"); + if (IS_ERR(regmap_ee)) + return dev_err_probe(&client->dev, PTR_ERR(regmap_ee), + "failed to allocate EEPROM regmap\n"); mlx90635 = iio_priv(indio_dev); i2c_set_clientdata(client, indio_dev); diff --git a/drivers/iommu/amd/init.c b/drivers/iommu/amd/init.c index 27e293727095..161248067776 100644 --- a/drivers/iommu/amd/init.c +++ b/drivers/iommu/amd/init.c @@ -3362,7 +3362,7 @@ int amd_iommu_reenable(int mode) return 0; } -int __init amd_iommu_enable_faulting(unsigned int cpu) +int amd_iommu_enable_faulting(unsigned int cpu) { /* We enable MSI later when PCI is initialized */ return 0; diff --git a/drivers/leds/led-class.c b/drivers/leds/led-class.c index 24fcff682b24..ba1be15cfd8e 100644 --- a/drivers/leds/led-class.c +++ b/drivers/leds/led-class.c @@ -552,12 +552,6 @@ int led_classdev_register_ext(struct device *parent, led_init_core(led_cdev); #ifdef CONFIG_LEDS_TRIGGERS - /* - * If no default trigger was given and hw_control_trigger is set, - * make it the default trigger. - */ - if (!led_cdev->default_trigger && led_cdev->hw_control_trigger) - led_cdev->default_trigger = led_cdev->hw_control_trigger; led_trigger_set_default(led_cdev); #endif diff --git a/drivers/media/pci/saa7134/saa7134-cards.c b/drivers/media/pci/saa7134/saa7134-cards.c index 1280696f65f2..e80fb4ebfda6 100644 --- a/drivers/media/pci/saa7134/saa7134-cards.c +++ b/drivers/media/pci/saa7134/saa7134-cards.c @@ -5152,7 +5152,7 @@ struct saa7134_board saa7134_boards[] = { }, }, [SAA7134_BOARD_AVERMEDIA_STUDIO_507UA] = { - /* Andy Shevchenko <andy@smile.org.ua> */ + /* Andy Shevchenko <andy@kernel.org> */ .name = "Avermedia AVerTV Studio 507UA", .audio_clock = 0x00187de7, .tuner_type = TUNER_PHILIPS_FM1216ME_MK3, /* Should be MK5 */ diff --git a/drivers/misc/mchp_pci1xxxx/mchp_pci1xxxx_gp.c b/drivers/misc/mchp_pci1xxxx/mchp_pci1xxxx_gp.c index 32af2b14ff34..34c9be437432 100644 --- a/drivers/misc/mchp_pci1xxxx/mchp_pci1xxxx_gp.c +++ b/drivers/misc/mchp_pci1xxxx/mchp_pci1xxxx_gp.c @@ -69,8 +69,10 @@ static int gp_aux_bus_probe(struct pci_dev *pdev, const struct pci_device_id *id aux_bus->aux_device_wrapper[1] = kzalloc(sizeof(*aux_bus->aux_device_wrapper[1]), GFP_KERNEL); - if (!aux_bus->aux_device_wrapper[1]) - return -ENOMEM; + if (!aux_bus->aux_device_wrapper[1]) { + retval = -ENOMEM; + goto err_aux_dev_add_0; + } retval = ida_alloc(&gp_client_ida, GFP_KERNEL); if (retval < 0) @@ -111,6 +113,7 @@ static int gp_aux_bus_probe(struct pci_dev *pdev, const struct pci_device_id *id err_aux_dev_add_1: auxiliary_device_uninit(&aux_bus->aux_device_wrapper[1]->aux_dev); + goto err_aux_dev_add_0; err_aux_dev_init_1: ida_free(&gp_client_ida, aux_bus->aux_device_wrapper[1]->aux_dev.id); @@ -120,6 +123,7 @@ err_ida_alloc_1: err_aux_dev_add_0: auxiliary_device_uninit(&aux_bus->aux_device_wrapper[0]->aux_dev); + goto err_ret; err_aux_dev_init_0: ida_free(&gp_client_ida, aux_bus->aux_device_wrapper[0]->aux_dev.id); @@ -127,6 +131,7 @@ err_aux_dev_init_0: err_ida_alloc_0: kfree(aux_bus->aux_device_wrapper[0]); +err_ret: return retval; } diff --git a/drivers/misc/mei/main.c b/drivers/misc/mei/main.c index 79e6f3c1341f..40c3fe26f76d 100644 --- a/drivers/misc/mei/main.c +++ b/drivers/misc/mei/main.c @@ -329,7 +329,7 @@ static ssize_t mei_write(struct file *file, const char __user *ubuf, } if (!mei_cl_is_connected(cl)) { - cl_err(dev, cl, "is not connected"); + cl_dbg(dev, cl, "is not connected"); rets = -ENODEV; goto out; } diff --git a/drivers/misc/mei/pci-me.c b/drivers/misc/mei/pci-me.c index 7f59dd38c32f..6589635f8ba3 100644 --- a/drivers/misc/mei/pci-me.c +++ b/drivers/misc/mei/pci-me.c @@ -385,8 +385,10 @@ static int mei_me_pci_resume(struct device *device) } err = mei_restart(dev); - if (err) + if (err) { + free_irq(pdev->irq, dev); return err; + } /* Start timer if stopped in suspend */ schedule_delayed_work(&dev->timer_work, HZ); diff --git a/drivers/misc/mei/platform-vsc.c b/drivers/misc/mei/platform-vsc.c index b543e6b9f3cf..1ec65d87488a 100644 --- a/drivers/misc/mei/platform-vsc.c +++ b/drivers/misc/mei/platform-vsc.c @@ -399,41 +399,32 @@ static void mei_vsc_remove(struct platform_device *pdev) static int mei_vsc_suspend(struct device *dev) { - struct mei_device *mei_dev = dev_get_drvdata(dev); - struct mei_vsc_hw *hw = mei_dev_to_vsc_hw(mei_dev); + struct mei_device *mei_dev; + int ret = 0; - mei_stop(mei_dev); + mei_dev = dev_get_drvdata(dev); + if (!mei_dev) + return -ENODEV; - mei_disable_interrupts(mei_dev); + mutex_lock(&mei_dev->device_lock); - vsc_tp_free_irq(hw->tp); + if (!mei_write_is_idle(mei_dev)) + ret = -EAGAIN; - return 0; + mutex_unlock(&mei_dev->device_lock); + + return ret; } static int mei_vsc_resume(struct device *dev) { - struct mei_device *mei_dev = dev_get_drvdata(dev); - struct mei_vsc_hw *hw = mei_dev_to_vsc_hw(mei_dev); - int ret; - - ret = vsc_tp_request_irq(hw->tp); - if (ret) - return ret; - - ret = mei_restart(mei_dev); - if (ret) - goto err_free; + struct mei_device *mei_dev; - /* start timer if stopped in suspend */ - schedule_delayed_work(&mei_dev->timer_work, HZ); + mei_dev = dev_get_drvdata(dev); + if (!mei_dev) + return -ENODEV; return 0; - -err_free: - vsc_tp_free_irq(hw->tp); - - return ret; } static DEFINE_SIMPLE_DEV_PM_OPS(mei_vsc_pm_ops, mei_vsc_suspend, mei_vsc_resume); diff --git a/drivers/misc/mei/vsc-fw-loader.c b/drivers/misc/mei/vsc-fw-loader.c index ffa4ccd96a10..596a9d695dfc 100644 --- a/drivers/misc/mei/vsc-fw-loader.c +++ b/drivers/misc/mei/vsc-fw-loader.c @@ -252,7 +252,7 @@ static int vsc_get_sensor_name(struct vsc_fw_loader *fw_loader, { struct acpi_buffer buffer = { ACPI_ALLOCATE_BUFFER }; union acpi_object obj = { - .type = ACPI_TYPE_INTEGER, + .integer.type = ACPI_TYPE_INTEGER, .integer.value = 1, }; struct acpi_object_list arg_list = { diff --git a/drivers/net/dsa/qca/qca8k-leds.c b/drivers/net/dsa/qca/qca8k-leds.c index 811ebeeff4ed..43ac68052baf 100644 --- a/drivers/net/dsa/qca/qca8k-leds.c +++ b/drivers/net/dsa/qca/qca8k-leds.c @@ -431,8 +431,11 @@ qca8k_parse_port_leds(struct qca8k_priv *priv, struct fwnode_handle *port, int p init_data.devicename = kasprintf(GFP_KERNEL, "%s:0%d", priv->internal_mdio_bus->id, port_num); - if (!init_data.devicename) + if (!init_data.devicename) { + fwnode_handle_put(led); + fwnode_handle_put(leds); return -ENOMEM; + } ret = devm_led_classdev_register_ext(priv->dev, &port_led->cdev, &init_data); if (ret) @@ -441,6 +444,7 @@ qca8k_parse_port_leds(struct qca8k_priv *priv, struct fwnode_handle *port, int p kfree(init_data.devicename); } + fwnode_handle_put(leds); return 0; } @@ -471,9 +475,13 @@ qca8k_setup_led_ctrl(struct qca8k_priv *priv) * the correct port for LED setup. */ ret = qca8k_parse_port_leds(priv, port, qca8k_port_to_phy(port_num)); - if (ret) + if (ret) { + fwnode_handle_put(port); + fwnode_handle_put(ports); return ret; + } } + fwnode_handle_put(ports); return 0; } diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt.h b/drivers/net/ethernet/broadcom/bnxt/bnxt.h index 656ab81c0272..bbc7edccd5a4 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt.h +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.h @@ -1434,6 +1434,57 @@ struct bnxt_l2_filter { atomic_t refcnt; }; +/* Compat version of hwrm_port_phy_qcfg_output capped at 96 bytes. The + * first 95 bytes are identical to hwrm_port_phy_qcfg_output in bnxt_hsi.h. + * The last valid byte in the compat version is different. + */ +struct hwrm_port_phy_qcfg_output_compat { + __le16 error_code; + __le16 req_type; + __le16 seq_id; + __le16 resp_len; + u8 link; + u8 active_fec_signal_mode; + __le16 link_speed; + u8 duplex_cfg; + u8 pause; + __le16 support_speeds; + __le16 force_link_speed; + u8 auto_mode; + u8 auto_pause; + __le16 auto_link_speed; + __le16 auto_link_speed_mask; + u8 wirespeed; + u8 lpbk; + u8 force_pause; + u8 module_status; + __le32 preemphasis; + u8 phy_maj; + u8 phy_min; + u8 phy_bld; + u8 phy_type; + u8 media_type; + u8 xcvr_pkg_type; + u8 eee_config_phy_addr; + u8 parallel_detect; + __le16 link_partner_adv_speeds; + u8 link_partner_adv_auto_mode; + u8 link_partner_adv_pause; + __le16 adv_eee_link_speed_mask; + __le16 link_partner_adv_eee_link_speed_mask; + __le32 xcvr_identifier_type_tx_lpi_timer; + __le16 fec_cfg; + u8 duplex_state; + u8 option_flags; + char phy_vendor_name[16]; + char phy_vendor_partnumber[16]; + __le16 support_pam4_speeds; + __le16 force_pam4_link_speed; + __le16 auto_pam4_link_speed_mask; + u8 link_partner_pam4_adv_speeds; + u8 valid; +}; + struct bnxt_link_info { u8 phy_type; u8 media_type; diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt_hwrm.c b/drivers/net/ethernet/broadcom/bnxt/bnxt_hwrm.c index 1df3d56cc4b5..d2fd2d04ed47 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt_hwrm.c +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_hwrm.c @@ -680,7 +680,7 @@ static int __hwrm_send(struct bnxt *bp, struct bnxt_hwrm_ctx *ctx) req_type); else if (rc && rc != HWRM_ERR_CODE_PF_UNAVAILABLE) hwrm_err(bp, ctx, "hwrm req_type 0x%x seq id 0x%x error 0x%x\n", - req_type, token->seq_id, rc); + req_type, le16_to_cpu(ctx->req->seq_id), rc); rc = __hwrm_to_stderr(rc); exit: if (token) diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt_sriov.c b/drivers/net/ethernet/broadcom/bnxt/bnxt_sriov.c index 175192ebaa77..22898d3d088b 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt_sriov.c +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_sriov.c @@ -950,8 +950,11 @@ static int bnxt_hwrm_fwd_resp(struct bnxt *bp, struct bnxt_vf_info *vf, struct hwrm_fwd_resp_input *req; int rc; - if (BNXT_FWD_RESP_SIZE_ERR(msg_size)) + if (BNXT_FWD_RESP_SIZE_ERR(msg_size)) { + netdev_warn_once(bp->dev, "HWRM fwd response too big (%d bytes)\n", + msg_size); return -EINVAL; + } rc = hwrm_req_init(bp, req, HWRM_FWD_RESP); if (!rc) { @@ -1085,7 +1088,7 @@ static int bnxt_vf_set_link(struct bnxt *bp, struct bnxt_vf_info *vf) rc = bnxt_hwrm_exec_fwd_resp( bp, vf, sizeof(struct hwrm_port_phy_qcfg_input)); } else { - struct hwrm_port_phy_qcfg_output phy_qcfg_resp = {0}; + struct hwrm_port_phy_qcfg_output_compat phy_qcfg_resp = {}; struct hwrm_port_phy_qcfg_input *phy_qcfg_req; phy_qcfg_req = @@ -1096,6 +1099,11 @@ static int bnxt_vf_set_link(struct bnxt *bp, struct bnxt_vf_info *vf) mutex_unlock(&bp->link_lock); phy_qcfg_resp.resp_len = cpu_to_le16(sizeof(phy_qcfg_resp)); phy_qcfg_resp.seq_id = phy_qcfg_req->seq_id; + /* New SPEEDS2 fields are beyond the legacy structure, so + * clear the SPEEDS2_SUPPORTED flag. + */ + phy_qcfg_resp.option_flags &= + ~PORT_PHY_QCAPS_RESP_FLAGS2_SPEEDS2_SUPPORTED; phy_qcfg_resp.valid = 1; if (vf->flags & BNXT_VF_LINK_UP) { diff --git a/drivers/net/ethernet/cavium/liquidio/lio_vf_rep.c b/drivers/net/ethernet/cavium/liquidio/lio_vf_rep.c index 96c6ea12279f..989b4ddae342 100644 --- a/drivers/net/ethernet/cavium/liquidio/lio_vf_rep.c +++ b/drivers/net/ethernet/cavium/liquidio/lio_vf_rep.c @@ -272,13 +272,12 @@ lio_vf_rep_copy_packet(struct octeon_device *oct, pg_info->page_offset; memcpy(skb->data, va, MIN_SKB_SIZE); skb_put(skb, MIN_SKB_SIZE); + skb_add_rx_frag(skb, skb_shinfo(skb)->nr_frags, + pg_info->page, + pg_info->page_offset + MIN_SKB_SIZE, + len - MIN_SKB_SIZE, + LIO_RXBUFFER_SZ); } - - skb_add_rx_frag(skb, skb_shinfo(skb)->nr_frags, - pg_info->page, - pg_info->page_offset + MIN_SKB_SIZE, - len - MIN_SKB_SIZE, - LIO_RXBUFFER_SZ); } else { struct octeon_skb_page_info *pg_info = ((struct octeon_skb_page_info *)(skb->cb)); diff --git a/drivers/net/ethernet/google/gve/gve_rx_dqo.c b/drivers/net/ethernet/google/gve/gve_rx_dqo.c index c1c912de59c7..1154c1d8f66f 100644 --- a/drivers/net/ethernet/google/gve/gve_rx_dqo.c +++ b/drivers/net/ethernet/google/gve/gve_rx_dqo.c @@ -647,11 +647,13 @@ static void gve_rx_skb_hash(struct sk_buff *skb, skb_set_hash(skb, le32_to_cpu(compl_desc->hash), hash_type); } -static void gve_rx_free_skb(struct gve_rx_ring *rx) +static void gve_rx_free_skb(struct napi_struct *napi, struct gve_rx_ring *rx) { if (!rx->ctx.skb_head) return; + if (rx->ctx.skb_head == napi->skb) + napi->skb = NULL; dev_kfree_skb_any(rx->ctx.skb_head); rx->ctx.skb_head = NULL; rx->ctx.skb_tail = NULL; @@ -950,7 +952,7 @@ int gve_rx_poll_dqo(struct gve_notify_block *block, int budget) err = gve_rx_dqo(napi, rx, compl_desc, complq->head, rx->q_num); if (err < 0) { - gve_rx_free_skb(rx); + gve_rx_free_skb(napi, rx); u64_stats_update_begin(&rx->statss); if (err == -ENOMEM) rx->rx_skb_alloc_fail++; @@ -993,7 +995,7 @@ int gve_rx_poll_dqo(struct gve_notify_block *block, int budget) /* gve_rx_complete_skb() will consume skb if successful */ if (gve_rx_complete_skb(rx, napi, compl_desc, feat) != 0) { - gve_rx_free_skb(rx); + gve_rx_free_skb(napi, rx); u64_stats_update_begin(&rx->statss); rx->rx_desc_err_dropped_pkt++; u64_stats_update_end(&rx->statss); diff --git a/drivers/net/ethernet/google/gve/gve_tx_dqo.c b/drivers/net/ethernet/google/gve/gve_tx_dqo.c index fe1b26a4d736..0b3cca3fc792 100644 --- a/drivers/net/ethernet/google/gve/gve_tx_dqo.c +++ b/drivers/net/ethernet/google/gve/gve_tx_dqo.c @@ -555,28 +555,18 @@ static int gve_prep_tso(struct sk_buff *skb) if (unlikely(skb_shinfo(skb)->gso_size < GVE_TX_MIN_TSO_MSS_DQO)) return -1; + if (!(skb_shinfo(skb)->gso_type & (SKB_GSO_TCPV4 | SKB_GSO_TCPV6))) + return -EINVAL; + /* Needed because we will modify header. */ err = skb_cow_head(skb, 0); if (err < 0) return err; tcp = tcp_hdr(skb); - - /* Remove payload length from checksum. */ paylen = skb->len - skb_transport_offset(skb); - - switch (skb_shinfo(skb)->gso_type) { - case SKB_GSO_TCPV4: - case SKB_GSO_TCPV6: - csum_replace_by_diff(&tcp->check, - (__force __wsum)htonl(paylen)); - - /* Compute length of segmentation header. */ - header_len = skb_tcp_all_headers(skb); - break; - default: - return -EINVAL; - } + csum_replace_by_diff(&tcp->check, (__force __wsum)htonl(paylen)); + header_len = skb_tcp_all_headers(skb); if (unlikely(header_len > GVE_TX_MAX_HDR_SIZE_DQO)) return -EINVAL; diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c b/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c index ff71fb1eced9..a5fc0209d628 100644 --- a/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c +++ b/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c @@ -3535,6 +3535,9 @@ static int hns3_alloc_ring_buffers(struct hns3_enet_ring *ring) ret = hns3_alloc_and_attach_buffer(ring, i); if (ret) goto out_buffer_fail; + + if (!(i % HNS3_RESCHED_BD_NUM)) + cond_resched(); } return 0; @@ -5107,6 +5110,7 @@ int hns3_init_all_ring(struct hns3_nic_priv *priv) } u64_stats_init(&priv->ring[i].syncp); + cond_resched(); } return 0; diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3_enet.h b/drivers/net/ethernet/hisilicon/hns3/hns3_enet.h index acd756b0c7c9..d36c4ed16d8d 100644 --- a/drivers/net/ethernet/hisilicon/hns3/hns3_enet.h +++ b/drivers/net/ethernet/hisilicon/hns3/hns3_enet.h @@ -214,6 +214,8 @@ enum hns3_nic_state { #define HNS3_CQ_MODE_EQE 1U #define HNS3_CQ_MODE_CQE 0U +#define HNS3_RESCHED_BD_NUM 1024 + enum hns3_pkt_l2t_type { HNS3_L2_TYPE_UNICAST, HNS3_L2_TYPE_MULTICAST, diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c index 43cc6ee4d87d..82574ce0194f 100644 --- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c +++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c @@ -3086,9 +3086,7 @@ static void hclge_push_link_status(struct hclge_dev *hdev) static void hclge_update_link_status(struct hclge_dev *hdev) { - struct hnae3_handle *rhandle = &hdev->vport[0].roce; struct hnae3_handle *handle = &hdev->vport[0].nic; - struct hnae3_client *rclient = hdev->roce_client; struct hnae3_client *client = hdev->nic_client; int state; int ret; @@ -3112,8 +3110,15 @@ static void hclge_update_link_status(struct hclge_dev *hdev) client->ops->link_status_change(handle, state); hclge_config_mac_tnl_int(hdev, state); - if (rclient && rclient->ops->link_status_change) - rclient->ops->link_status_change(rhandle, state); + + if (test_bit(HCLGE_STATE_ROCE_REGISTERED, &hdev->state)) { + struct hnae3_handle *rhandle = &hdev->vport[0].roce; + struct hnae3_client *rclient = hdev->roce_client; + + if (rclient && rclient->ops->link_status_change) + rclient->ops->link_status_change(rhandle, + state); + } hclge_push_link_status(hdev); } @@ -11319,6 +11324,12 @@ clear_roce: return ret; } +static bool hclge_uninit_need_wait(struct hclge_dev *hdev) +{ + return test_bit(HCLGE_STATE_RST_HANDLING, &hdev->state) || + test_bit(HCLGE_STATE_LINK_UPDATING, &hdev->state); +} + static void hclge_uninit_client_instance(struct hnae3_client *client, struct hnae3_ae_dev *ae_dev) { @@ -11327,7 +11338,7 @@ static void hclge_uninit_client_instance(struct hnae3_client *client, if (hdev->roce_client) { clear_bit(HCLGE_STATE_ROCE_REGISTERED, &hdev->state); - while (test_bit(HCLGE_STATE_RST_HANDLING, &hdev->state)) + while (hclge_uninit_need_wait(hdev)) msleep(HCLGE_WAIT_RESET_DONE); hdev->roce_client->ops->uninit_instance(&vport->roce, 0); diff --git a/drivers/net/ethernet/intel/igc/igc_main.c b/drivers/net/ethernet/intel/igc/igc_main.c index 305e05294a26..87b655b839c1 100644 --- a/drivers/net/ethernet/intel/igc/igc_main.c +++ b/drivers/net/ethernet/intel/igc/igc_main.c @@ -7032,6 +7032,8 @@ static int igc_probe(struct pci_dev *pdev, device_set_wakeup_enable(&adapter->pdev->dev, adapter->flags & IGC_FLAG_WOL_SUPPORTED); + igc_ptp_init(adapter); + igc_tsn_clear_schedule(adapter); /* reset the hardware with the new settings */ @@ -7053,9 +7055,6 @@ static int igc_probe(struct pci_dev *pdev, /* Check if Media Autosense is enabled */ adapter->ei = *ei; - /* do hw tstamp init after resetting */ - igc_ptp_init(adapter); - /* print pcie link status and MAC address */ pcie_print_link_status(pdev); netdev_info(netdev, "MAC: %pM\n", netdev->dev_addr); diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c index c53c99dde558..a605eae56685 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c @@ -4875,7 +4875,7 @@ static netdev_features_t mlx5e_tunnel_features_check(struct mlx5e_priv *priv, /* Verify if UDP port is being offloaded by HW */ if (mlx5_vxlan_lookup_port(priv->mdev->vxlan, port)) - return features; + return vxlan_features_check(skb, features); #if IS_ENABLED(CONFIG_GENEVE) /* Support Geneve offload for default UDP port */ @@ -4901,7 +4901,6 @@ netdev_features_t mlx5e_features_check(struct sk_buff *skb, struct mlx5e_priv *priv = netdev_priv(netdev); features = vlan_features_check(skb, features); - features = vxlan_features_check(skb, features); /* Validate if the tunneled packet is being offloaded by HW */ if (skb->encapsulation && diff --git a/drivers/net/ethernet/pensando/ionic/ionic_lif.c b/drivers/net/ethernet/pensando/ionic/ionic_lif.c index 24870da3f484..1934e9d6d9e4 100644 --- a/drivers/net/ethernet/pensando/ionic/ionic_lif.c +++ b/drivers/net/ethernet/pensando/ionic/ionic_lif.c @@ -304,10 +304,8 @@ static int ionic_qcq_enable(struct ionic_qcq *qcq) if (ret) return ret; - if (qcq->napi.poll) - napi_enable(&qcq->napi); - if (qcq->flags & IONIC_QCQ_F_INTR) { + napi_enable(&qcq->napi); irq_set_affinity_hint(qcq->intr.vector, &qcq->intr.affinity_mask); ionic_intr_mask(idev->intr_ctrl, qcq->intr.index, diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-qcom-ethqos.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-qcom-ethqos.c index e254b21fdb59..65d7370b47d5 100644 --- a/drivers/net/ethernet/stmicro/stmmac/dwmac-qcom-ethqos.c +++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-qcom-ethqos.c @@ -93,6 +93,7 @@ struct ethqos_emac_driver_data { bool has_emac_ge_3; const char *link_clk_name; bool has_integrated_pcs; + u32 dma_addr_width; struct dwmac4_addrs dwmac4_addrs; }; @@ -276,6 +277,7 @@ static const struct ethqos_emac_driver_data emac_v4_0_0_data = { .has_emac_ge_3 = true, .link_clk_name = "phyaux", .has_integrated_pcs = true, + .dma_addr_width = 36, .dwmac4_addrs = { .dma_chan = 0x00008100, .dma_chan_offset = 0x1000, @@ -845,6 +847,8 @@ static int qcom_ethqos_probe(struct platform_device *pdev) plat_dat->flags |= STMMAC_FLAG_RX_CLK_RUNS_IN_LPI; if (data->has_integrated_pcs) plat_dat->flags |= STMMAC_FLAG_HAS_INTEGRATED_PCS; + if (data->dma_addr_width) + plat_dat->host_dma_width = data->dma_addr_width; if (ethqos->serdes_phy) { plat_dat->serdes_powerup = qcom_ethqos_serdes_powerup; diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_tc.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_tc.c index 222540b55480..1562fbdd0a04 100644 --- a/drivers/net/ethernet/stmicro/stmmac/stmmac_tc.c +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_tc.c @@ -343,10 +343,11 @@ static int tc_setup_cbs(struct stmmac_priv *priv, struct tc_cbs_qopt_offload *qopt) { u32 tx_queues_count = priv->plat->tx_queues_to_use; + s64 port_transmit_rate_kbps; u32 queue = qopt->queue; - u32 ptr, speed_div; u32 mode_to_use; u64 value; + u32 ptr; int ret; /* Queue 0 is not AVB capable */ @@ -355,30 +356,26 @@ static int tc_setup_cbs(struct stmmac_priv *priv, if (!priv->dma_cap.av) return -EOPNOTSUPP; + port_transmit_rate_kbps = qopt->idleslope - qopt->sendslope; + /* Port Transmit Rate and Speed Divider */ - switch (priv->speed) { + switch (div_s64(port_transmit_rate_kbps, 1000)) { case SPEED_10000: - ptr = 32; - speed_div = 10000000; - break; case SPEED_5000: ptr = 32; - speed_div = 5000000; break; case SPEED_2500: - ptr = 8; - speed_div = 2500000; - break; case SPEED_1000: ptr = 8; - speed_div = 1000000; break; case SPEED_100: ptr = 4; - speed_div = 100000; break; default: - return -EOPNOTSUPP; + netdev_err(priv->dev, + "Invalid portTransmitRate %lld (idleSlope - sendSlope)\n", + port_transmit_rate_kbps); + return -EINVAL; } mode_to_use = priv->plat->tx_queues_cfg[queue].mode_to_use; @@ -398,10 +395,10 @@ static int tc_setup_cbs(struct stmmac_priv *priv, } /* Final adjustments for HW */ - value = div_s64(qopt->idleslope * 1024ll * ptr, speed_div); + value = div_s64(qopt->idleslope * 1024ll * ptr, port_transmit_rate_kbps); priv->plat->tx_queues_cfg[queue].idle_slope = value & GENMASK(31, 0); - value = div_s64(-qopt->sendslope * 1024ll * ptr, speed_div); + value = div_s64(-qopt->sendslope * 1024ll * ptr, port_transmit_rate_kbps); priv->plat->tx_queues_cfg[queue].send_slope = value & GENMASK(31, 0); value = qopt->hicredit * 1024ll * 8; diff --git a/drivers/net/geneve.c b/drivers/net/geneve.c index 51495cb4b9be..838e85ddec67 100644 --- a/drivers/net/geneve.c +++ b/drivers/net/geneve.c @@ -815,6 +815,7 @@ static int geneve_xmit_skb(struct sk_buff *skb, struct net_device *dev, struct geneve_dev *geneve, const struct ip_tunnel_info *info) { + bool inner_proto_inherit = geneve->cfg.inner_proto_inherit; bool xnet = !net_eq(geneve->net, dev_net(geneve->dev)); struct geneve_sock *gs4 = rcu_dereference(geneve->sock4); const struct ip_tunnel_key *key = &info->key; @@ -826,7 +827,7 @@ static int geneve_xmit_skb(struct sk_buff *skb, struct net_device *dev, __be16 sport; int err; - if (!skb_vlan_inet_prepare(skb)) + if (!skb_vlan_inet_prepare(skb, inner_proto_inherit)) return -EINVAL; if (!gs4) @@ -908,7 +909,7 @@ static int geneve_xmit_skb(struct sk_buff *skb, struct net_device *dev, } err = geneve_build_skb(&rt->dst, skb, info, xnet, sizeof(struct iphdr), - geneve->cfg.inner_proto_inherit); + inner_proto_inherit); if (unlikely(err)) return err; @@ -925,6 +926,7 @@ static int geneve6_xmit_skb(struct sk_buff *skb, struct net_device *dev, struct geneve_dev *geneve, const struct ip_tunnel_info *info) { + bool inner_proto_inherit = geneve->cfg.inner_proto_inherit; bool xnet = !net_eq(geneve->net, dev_net(geneve->dev)); struct geneve_sock *gs6 = rcu_dereference(geneve->sock6); const struct ip_tunnel_key *key = &info->key; @@ -935,7 +937,7 @@ static int geneve6_xmit_skb(struct sk_buff *skb, struct net_device *dev, __be16 sport; int err; - if (!skb_vlan_inet_prepare(skb)) + if (!skb_vlan_inet_prepare(skb, inner_proto_inherit)) return -EINVAL; if (!gs6) @@ -997,7 +999,7 @@ static int geneve6_xmit_skb(struct sk_buff *skb, struct net_device *dev, ttl = ttl ? : ip6_dst_hoplimit(dst); } err = geneve_build_skb(dst, skb, info, xnet, sizeof(struct ipv6hdr), - geneve->cfg.inner_proto_inherit); + inner_proto_inherit); if (unlikely(err)) return err; diff --git a/drivers/net/netdevsim/netdev.c b/drivers/net/netdevsim/netdev.c index c22897bf5509..017a6102be0a 100644 --- a/drivers/net/netdevsim/netdev.c +++ b/drivers/net/netdevsim/netdev.c @@ -324,7 +324,8 @@ static int nsim_get_iflink(const struct net_device *dev) rcu_read_lock(); peer = rcu_dereference(nsim->peer); - iflink = peer ? READ_ONCE(peer->netdev->ifindex) : 0; + iflink = peer ? READ_ONCE(peer->netdev->ifindex) : + READ_ONCE(dev->ifindex); rcu_read_unlock(); return iflink; diff --git a/drivers/net/phy/sfp.c b/drivers/net/phy/sfp.c index 3f9cbd797fd6..a5684ef5884b 100644 --- a/drivers/net/phy/sfp.c +++ b/drivers/net/phy/sfp.c @@ -2429,8 +2429,7 @@ static void sfp_sm_module(struct sfp *sfp, unsigned int event) /* Handle remove event globally, it resets this state machine */ if (event == SFP_E_REMOVE) { - if (sfp->sm_mod_state > SFP_MOD_PROBE) - sfp_sm_mod_remove(sfp); + sfp_sm_mod_remove(sfp); sfp_sm_mod_next(sfp, SFP_MOD_EMPTY, 0); return; } diff --git a/drivers/nvme/host/core.c b/drivers/nvme/host/core.c index f5d150c62955..782090ce0bc1 100644 --- a/drivers/nvme/host/core.c +++ b/drivers/nvme/host/core.c @@ -998,6 +998,7 @@ void nvme_cleanup_cmd(struct request *req) clear_bit_unlock(0, &ctrl->discard_page_busy); else kfree(bvec_virt(&req->special_vec)); + req->rq_flags &= ~RQF_SPECIAL_PAYLOAD; } } EXPORT_SYMBOL_GPL(nvme_cleanup_cmd); @@ -3959,12 +3960,13 @@ static void nvme_remove_invalid_namespaces(struct nvme_ctrl *ctrl, mutex_lock(&ctrl->namespaces_lock); list_for_each_entry_safe(ns, next, &ctrl->namespaces, list) { - if (ns->head->ns_id > nsid) - list_splice_init_rcu(&ns->list, &rm_list, - synchronize_rcu); + if (ns->head->ns_id > nsid) { + list_del_rcu(&ns->list); + synchronize_srcu(&ctrl->srcu); + list_add_tail_rcu(&ns->list, &rm_list); + } } mutex_unlock(&ctrl->namespaces_lock); - synchronize_srcu(&ctrl->srcu); list_for_each_entry_safe(ns, next, &rm_list, list) nvme_ns_remove(ns); diff --git a/drivers/nvme/host/ioctl.c b/drivers/nvme/host/ioctl.c index 9d9d2a127c4e..8b69427a4476 100644 --- a/drivers/nvme/host/ioctl.c +++ b/drivers/nvme/host/ioctl.c @@ -111,6 +111,13 @@ static struct request *nvme_alloc_user_request(struct request_queue *q, return req; } +static void nvme_unmap_bio(struct bio *bio) +{ + if (bio_integrity(bio)) + bio_integrity_unmap_free_user(bio); + blk_rq_unmap_user(bio); +} + static int nvme_map_user_request(struct request *req, u64 ubuffer, unsigned bufflen, void __user *meta_buffer, unsigned meta_len, u32 meta_seed, struct io_uring_cmd *ioucmd, unsigned int flags) @@ -157,7 +164,7 @@ static int nvme_map_user_request(struct request *req, u64 ubuffer, out_unmap: if (bio) - blk_rq_unmap_user(bio); + nvme_unmap_bio(bio); out: blk_mq_free_request(req); return ret; @@ -195,7 +202,7 @@ static int nvme_submit_user_cmd(struct request_queue *q, if (result) *result = le64_to_cpu(nvme_req(req)->result.u64); if (bio) - blk_rq_unmap_user(bio); + nvme_unmap_bio(bio); blk_mq_free_request(req); if (effects) @@ -406,7 +413,7 @@ static void nvme_uring_task_cb(struct io_uring_cmd *ioucmd, struct nvme_uring_cmd_pdu *pdu = nvme_uring_cmd_pdu(ioucmd); if (pdu->bio) - blk_rq_unmap_user(pdu->bio); + nvme_unmap_bio(pdu->bio); io_uring_cmd_done(ioucmd, pdu->status, pdu->result, issue_flags); } @@ -432,7 +439,7 @@ static enum rq_end_io_ret nvme_uring_cmd_end_io(struct request *req, */ if (blk_rq_is_poll(req)) { if (pdu->bio) - blk_rq_unmap_user(pdu->bio); + nvme_unmap_bio(pdu->bio); io_uring_cmd_iopoll_done(ioucmd, pdu->result, pdu->status); } else { io_uring_cmd_do_in_task_lazy(ioucmd, nvme_uring_task_cb); diff --git a/drivers/nvme/target/core.c b/drivers/nvme/target/core.c index 06f0c587f343..4ff460ba2826 100644 --- a/drivers/nvme/target/core.c +++ b/drivers/nvme/target/core.c @@ -957,6 +957,7 @@ bool nvmet_req_init(struct nvmet_req *req, struct nvmet_cq *cq, req->metadata_sg_cnt = 0; req->transfer_len = 0; req->metadata_len = 0; + req->cqe->result.u64 = 0; req->cqe->status = 0; req->cqe->sq_head = 0; req->ns = NULL; diff --git a/drivers/nvme/target/fabrics-cmd-auth.c b/drivers/nvme/target/fabrics-cmd-auth.c index d61b8c6ff3b2..cb34d644ed08 100644 --- a/drivers/nvme/target/fabrics-cmd-auth.c +++ b/drivers/nvme/target/fabrics-cmd-auth.c @@ -333,7 +333,6 @@ done: pr_debug("%s: ctrl %d qid %d nvme status %x error loc %d\n", __func__, ctrl->cntlid, req->sq->qid, status, req->error_loc); - req->cqe->result.u64 = 0; if (req->sq->dhchap_step != NVME_AUTH_DHCHAP_MESSAGE_SUCCESS2 && req->sq->dhchap_step != NVME_AUTH_DHCHAP_MESSAGE_FAILURE2) { unsigned long auth_expire_secs = ctrl->kato ? ctrl->kato : 120; @@ -516,8 +515,6 @@ void nvmet_execute_auth_receive(struct nvmet_req *req) status = nvmet_copy_to_sgl(req, 0, d, al); kfree(d); done: - req->cqe->result.u64 = 0; - if (req->sq->dhchap_step == NVME_AUTH_DHCHAP_MESSAGE_SUCCESS2) nvmet_auth_sq_free(req->sq); else if (req->sq->dhchap_step == NVME_AUTH_DHCHAP_MESSAGE_FAILURE1) { diff --git a/drivers/nvme/target/fabrics-cmd.c b/drivers/nvme/target/fabrics-cmd.c index 042b379cbb36..69d77d34bec1 100644 --- a/drivers/nvme/target/fabrics-cmd.c +++ b/drivers/nvme/target/fabrics-cmd.c @@ -226,9 +226,6 @@ static void nvmet_execute_admin_connect(struct nvmet_req *req) if (status) goto out; - /* zero out initial completion result, assign values as needed */ - req->cqe->result.u32 = 0; - if (c->recfmt != 0) { pr_warn("invalid connect version (%d).\n", le16_to_cpu(c->recfmt)); @@ -305,9 +302,6 @@ static void nvmet_execute_io_connect(struct nvmet_req *req) if (status) goto out; - /* zero out initial completion result, assign values as needed */ - req->cqe->result.u32 = 0; - if (c->recfmt != 0) { pr_warn("invalid connect version (%d).\n", le16_to_cpu(c->recfmt)); diff --git a/drivers/nvme/target/passthru.c b/drivers/nvme/target/passthru.c index bb4a69d538fd..f003782d4ecf 100644 --- a/drivers/nvme/target/passthru.c +++ b/drivers/nvme/target/passthru.c @@ -226,13 +226,13 @@ static void nvmet_passthru_execute_cmd_work(struct work_struct *w) req->cmd->common.opcode == nvme_admin_identify) { switch (req->cmd->identify.cns) { case NVME_ID_CNS_CTRL: - nvmet_passthru_override_id_ctrl(req); + status = nvmet_passthru_override_id_ctrl(req); break; case NVME_ID_CNS_NS: - nvmet_passthru_override_id_ns(req); + status = nvmet_passthru_override_id_ns(req); break; case NVME_ID_CNS_NS_DESC_LIST: - nvmet_passthru_override_id_descs(req); + status = nvmet_passthru_override_id_descs(req); break; } } else if (status < 0) diff --git a/drivers/parport/parport_amiga.c b/drivers/parport/parport_amiga.c index e6dc857aac3f..e06c7b2aac5c 100644 --- a/drivers/parport/parport_amiga.c +++ b/drivers/parport/parport_amiga.c @@ -229,7 +229,13 @@ static void __exit amiga_parallel_remove(struct platform_device *pdev) parport_put_port(port); } -static struct platform_driver amiga_parallel_driver = { +/* + * amiga_parallel_remove() lives in .exit.text. For drivers registered via + * module_platform_driver_probe() this is ok because they cannot get unbound at + * runtime. So mark the driver struct with __refdata to prevent modpost + * triggering a section mismatch warning. + */ +static struct platform_driver amiga_parallel_driver __refdata = { .remove_new = __exit_p(amiga_parallel_remove), .driver = { .name = "amiga-parallel", diff --git a/drivers/ras/amd/atl/internal.h b/drivers/ras/amd/atl/internal.h index 5de69e0bb0f9..196c1c8b578c 100644 --- a/drivers/ras/amd/atl/internal.h +++ b/drivers/ras/amd/atl/internal.h @@ -224,7 +224,7 @@ int df_indirect_read_broadcast(u16 node, u8 func, u16 reg, u32 *lo); int get_df_system_info(void); int determine_node_id(struct addr_ctx *ctx, u8 socket_num, u8 die_num); -int get_addr_hash_mi300(void); +int get_umc_info_mi300(void); int get_address_map(struct addr_ctx *ctx); diff --git a/drivers/ras/amd/atl/system.c b/drivers/ras/amd/atl/system.c index 701349e84942..6979fa3d4fe2 100644 --- a/drivers/ras/amd/atl/system.c +++ b/drivers/ras/amd/atl/system.c @@ -127,7 +127,7 @@ static int df4_determine_df_rev(u32 reg) if (reg == DF_FUNC0_ID_MI300) { df_cfg.flags.heterogeneous = 1; - if (get_addr_hash_mi300()) + if (get_umc_info_mi300()) return -EINVAL; } diff --git a/drivers/ras/amd/atl/umc.c b/drivers/ras/amd/atl/umc.c index 59b6169093f7..a1b4accf7b96 100644 --- a/drivers/ras/amd/atl/umc.c +++ b/drivers/ras/amd/atl/umc.c @@ -68,6 +68,8 @@ struct xor_bits { }; #define NUM_BANK_BITS 4 +#define NUM_COL_BITS 5 +#define NUM_SID_BITS 2 static struct { /* UMC::CH::AddrHashBank */ @@ -80,7 +82,22 @@ static struct { u8 bank_xor; } addr_hash; +static struct { + u8 bank[NUM_BANK_BITS]; + u8 col[NUM_COL_BITS]; + u8 sid[NUM_SID_BITS]; + u8 num_row_lo; + u8 num_row_hi; + u8 row_lo; + u8 row_hi; + u8 pc; +} bit_shifts; + #define MI300_UMC_CH_BASE 0x90000 +#define MI300_ADDR_CFG (MI300_UMC_CH_BASE + 0x30) +#define MI300_ADDR_SEL (MI300_UMC_CH_BASE + 0x40) +#define MI300_COL_SEL_LO (MI300_UMC_CH_BASE + 0x50) +#define MI300_ADDR_SEL_2 (MI300_UMC_CH_BASE + 0xA4) #define MI300_ADDR_HASH_BANK0 (MI300_UMC_CH_BASE + 0xC8) #define MI300_ADDR_HASH_PC (MI300_UMC_CH_BASE + 0xE0) #define MI300_ADDR_HASH_PC2 (MI300_UMC_CH_BASE + 0xE4) @@ -90,17 +107,42 @@ static struct { #define ADDR_HASH_ROW_XOR GENMASK(31, 14) #define ADDR_HASH_BANK_XOR GENMASK(5, 0) +#define ADDR_CFG_NUM_ROW_LO GENMASK(11, 8) +#define ADDR_CFG_NUM_ROW_HI GENMASK(15, 12) + +#define ADDR_SEL_BANK0 GENMASK(3, 0) +#define ADDR_SEL_BANK1 GENMASK(7, 4) +#define ADDR_SEL_BANK2 GENMASK(11, 8) +#define ADDR_SEL_BANK3 GENMASK(15, 12) +#define ADDR_SEL_BANK4 GENMASK(20, 16) +#define ADDR_SEL_ROW_LO GENMASK(27, 24) +#define ADDR_SEL_ROW_HI GENMASK(31, 28) + +#define COL_SEL_LO_COL0 GENMASK(3, 0) +#define COL_SEL_LO_COL1 GENMASK(7, 4) +#define COL_SEL_LO_COL2 GENMASK(11, 8) +#define COL_SEL_LO_COL3 GENMASK(15, 12) +#define COL_SEL_LO_COL4 GENMASK(19, 16) + +#define ADDR_SEL_2_BANK5 GENMASK(4, 0) +#define ADDR_SEL_2_CHAN GENMASK(15, 12) + /* * Read UMC::CH::AddrHash{Bank,PC,PC2} registers to get XOR bits used - * for hashing. Do this during module init, since the values will not - * change during run time. + * for hashing. + * + * Also, read UMC::CH::Addr{Cfg,Sel,Sel2} and UMC::CH:ColSelLo registers to + * get the values needed to reconstruct the normalized address. Apply additional + * offsets to the raw register values, as needed. + * + * Do this during module init, since the values will not change during run time. * * These registers are instantiated for each UMC across each AMD Node. * However, they should be identically programmed due to the fixed hardware * design of MI300 systems. So read the values from Node 0 UMC 0 and keep a * single global structure for simplicity. */ -int get_addr_hash_mi300(void) +int get_umc_info_mi300(void) { u32 temp; int ret; @@ -130,6 +172,44 @@ int get_addr_hash_mi300(void) addr_hash.bank_xor = FIELD_GET(ADDR_HASH_BANK_XOR, temp); + ret = amd_smn_read(0, MI300_ADDR_CFG, &temp); + if (ret) + return ret; + + bit_shifts.num_row_hi = FIELD_GET(ADDR_CFG_NUM_ROW_HI, temp); + bit_shifts.num_row_lo = 10 + FIELD_GET(ADDR_CFG_NUM_ROW_LO, temp); + + ret = amd_smn_read(0, MI300_ADDR_SEL, &temp); + if (ret) + return ret; + + bit_shifts.bank[0] = 5 + FIELD_GET(ADDR_SEL_BANK0, temp); + bit_shifts.bank[1] = 5 + FIELD_GET(ADDR_SEL_BANK1, temp); + bit_shifts.bank[2] = 5 + FIELD_GET(ADDR_SEL_BANK2, temp); + bit_shifts.bank[3] = 5 + FIELD_GET(ADDR_SEL_BANK3, temp); + /* Use BankBit4 for the SID0 position. */ + bit_shifts.sid[0] = 5 + FIELD_GET(ADDR_SEL_BANK4, temp); + bit_shifts.row_lo = 12 + FIELD_GET(ADDR_SEL_ROW_LO, temp); + bit_shifts.row_hi = 24 + FIELD_GET(ADDR_SEL_ROW_HI, temp); + + ret = amd_smn_read(0, MI300_COL_SEL_LO, &temp); + if (ret) + return ret; + + bit_shifts.col[0] = 2 + FIELD_GET(COL_SEL_LO_COL0, temp); + bit_shifts.col[1] = 2 + FIELD_GET(COL_SEL_LO_COL1, temp); + bit_shifts.col[2] = 2 + FIELD_GET(COL_SEL_LO_COL2, temp); + bit_shifts.col[3] = 2 + FIELD_GET(COL_SEL_LO_COL3, temp); + bit_shifts.col[4] = 2 + FIELD_GET(COL_SEL_LO_COL4, temp); + + ret = amd_smn_read(0, MI300_ADDR_SEL_2, &temp); + if (ret) + return ret; + + /* Use BankBit5 for the SID1 position. */ + bit_shifts.sid[1] = 5 + FIELD_GET(ADDR_SEL_2_BANK5, temp); + bit_shifts.pc = 5 + FIELD_GET(ADDR_SEL_2_CHAN, temp); + return 0; } @@ -146,9 +226,6 @@ int get_addr_hash_mi300(void) * The MCA address format is as follows: * MCA_ADDR[27:0] = {S[1:0], P[0], R[14:0], B[3:0], C[4:0], Z[0]} * - * The normalized address format is fixed in hardware and is as follows: - * NA[30:0] = {S[1:0], R[13:0], C4, B[1:0], B[3:2], C[3:2], P, C[1:0], Z[4:0]} - * * Additionally, the PC and Bank bits may be hashed. This must be accounted for before * reconstructing the normalized address. */ @@ -158,18 +235,10 @@ int get_addr_hash_mi300(void) #define MI300_UMC_MCA_PC BIT(25) #define MI300_UMC_MCA_SID GENMASK(27, 26) -#define MI300_NA_COL_1_0 GENMASK(6, 5) -#define MI300_NA_PC BIT(7) -#define MI300_NA_COL_3_2 GENMASK(9, 8) -#define MI300_NA_BANK_3_2 GENMASK(11, 10) -#define MI300_NA_BANK_1_0 GENMASK(13, 12) -#define MI300_NA_COL_4 BIT(14) -#define MI300_NA_ROW GENMASK(28, 15) -#define MI300_NA_SID GENMASK(30, 29) - static unsigned long convert_dram_to_norm_addr_mi300(unsigned long addr) { - u16 i, col, row, bank, pc, sid, temp; + u16 i, col, row, bank, pc, sid; + u32 temp; col = FIELD_GET(MI300_UMC_MCA_COL, addr); bank = FIELD_GET(MI300_UMC_MCA_BANK, addr); @@ -189,49 +258,48 @@ static unsigned long convert_dram_to_norm_addr_mi300(unsigned long addr) /* Calculate hash for PC bit. */ if (addr_hash.pc.xor_enable) { - /* Bits SID[1:0] act as Bank[6:5] for PC hash, so apply them here. */ - bank |= sid << 5; - temp = bitwise_xor_bits(col & addr_hash.pc.col_xor); temp ^= bitwise_xor_bits(row & addr_hash.pc.row_xor); - temp ^= bitwise_xor_bits(bank & addr_hash.bank_xor); + /* Bits SID[1:0] act as Bank[5:4] for PC hash, so apply them here. */ + temp ^= bitwise_xor_bits((bank | sid << NUM_BANK_BITS) & addr_hash.bank_xor); pc ^= temp; - - /* Drop SID bits for the sake of debug printing later. */ - bank &= 0x1F; } /* Reconstruct the normalized address starting with NA[4:0] = 0 */ addr = 0; - /* NA[6:5] = Column[1:0] */ - temp = col & 0x3; - addr |= FIELD_PREP(MI300_NA_COL_1_0, temp); - - /* NA[7] = PC */ - addr |= FIELD_PREP(MI300_NA_PC, pc); - - /* NA[9:8] = Column[3:2] */ - temp = (col >> 2) & 0x3; - addr |= FIELD_PREP(MI300_NA_COL_3_2, temp); + /* Column bits */ + for (i = 0; i < NUM_COL_BITS; i++) { + temp = (col >> i) & 0x1; + addr |= temp << bit_shifts.col[i]; + } - /* NA[11:10] = Bank[3:2] */ - temp = (bank >> 2) & 0x3; - addr |= FIELD_PREP(MI300_NA_BANK_3_2, temp); + /* Bank bits */ + for (i = 0; i < NUM_BANK_BITS; i++) { + temp = (bank >> i) & 0x1; + addr |= temp << bit_shifts.bank[i]; + } - /* NA[13:12] = Bank[1:0] */ - temp = bank & 0x3; - addr |= FIELD_PREP(MI300_NA_BANK_1_0, temp); + /* Row lo bits */ + for (i = 0; i < bit_shifts.num_row_lo; i++) { + temp = (row >> i) & 0x1; + addr |= temp << (i + bit_shifts.row_lo); + } - /* NA[14] = Column[4] */ - temp = (col >> 4) & 0x1; - addr |= FIELD_PREP(MI300_NA_COL_4, temp); + /* Row hi bits */ + for (i = 0; i < bit_shifts.num_row_hi; i++) { + temp = (row >> (i + bit_shifts.num_row_lo)) & 0x1; + addr |= temp << (i + bit_shifts.row_hi); + } - /* NA[28:15] = Row[13:0] */ - addr |= FIELD_PREP(MI300_NA_ROW, row); + /* PC bit */ + addr |= pc << bit_shifts.pc; - /* NA[30:29] = SID[1:0] */ - addr |= FIELD_PREP(MI300_NA_SID, sid); + /* SID bits */ + for (i = 0; i < NUM_SID_BITS; i++) { + temp = (sid >> i) & 0x1; + addr |= temp << bit_shifts.sid[i]; + } pr_debug("Addr=0x%016lx", addr); pr_debug("Bank=%u Row=%u Column=%u PC=%u SID=%u", bank, row, col, pc, sid); diff --git a/drivers/scsi/mpi3mr/mpi3mr_app.c b/drivers/scsi/mpi3mr/mpi3mr_app.c index 1638109a68a0..cd261b48eb46 100644 --- a/drivers/scsi/mpi3mr/mpi3mr_app.c +++ b/drivers/scsi/mpi3mr/mpi3mr_app.c @@ -2163,10 +2163,72 @@ persistent_id_show(struct device *dev, struct device_attribute *attr, } static DEVICE_ATTR_RO(persistent_id); +/** + * sas_ncq_prio_supported_show - Indicate if device supports NCQ priority + * @dev: pointer to embedded device + * @attr: sas_ncq_prio_supported attribute descriptor + * @buf: the buffer returned + * + * A sysfs 'read-only' sdev attribute, only works with SATA devices + */ +static ssize_t +sas_ncq_prio_supported_show(struct device *dev, + struct device_attribute *attr, char *buf) +{ + struct scsi_device *sdev = to_scsi_device(dev); + + return sysfs_emit(buf, "%d\n", sas_ata_ncq_prio_supported(sdev)); +} +static DEVICE_ATTR_RO(sas_ncq_prio_supported); + +/** + * sas_ncq_prio_enable_show - send prioritized io commands to device + * @dev: pointer to embedded device + * @attr: sas_ncq_prio_enable attribute descriptor + * @buf: the buffer returned + * + * A sysfs 'read/write' sdev attribute, only works with SATA devices + */ +static ssize_t +sas_ncq_prio_enable_show(struct device *dev, + struct device_attribute *attr, char *buf) +{ + struct scsi_device *sdev = to_scsi_device(dev); + struct mpi3mr_sdev_priv_data *sdev_priv_data = sdev->hostdata; + + if (!sdev_priv_data) + return 0; + + return sysfs_emit(buf, "%d\n", sdev_priv_data->ncq_prio_enable); +} + +static ssize_t +sas_ncq_prio_enable_store(struct device *dev, + struct device_attribute *attr, + const char *buf, size_t count) +{ + struct scsi_device *sdev = to_scsi_device(dev); + struct mpi3mr_sdev_priv_data *sdev_priv_data = sdev->hostdata; + bool ncq_prio_enable = 0; + + if (kstrtobool(buf, &ncq_prio_enable)) + return -EINVAL; + + if (!sas_ata_ncq_prio_supported(sdev)) + return -EINVAL; + + sdev_priv_data->ncq_prio_enable = ncq_prio_enable; + + return strlen(buf); +} +static DEVICE_ATTR_RW(sas_ncq_prio_enable); + static struct attribute *mpi3mr_dev_attrs[] = { &dev_attr_sas_address.attr, &dev_attr_device_handle.attr, &dev_attr_persistent_id.attr, + &dev_attr_sas_ncq_prio_supported.attr, + &dev_attr_sas_ncq_prio_enable.attr, NULL, }; diff --git a/drivers/scsi/mpt3sas/mpt3sas_base.c b/drivers/scsi/mpt3sas/mpt3sas_base.c index 1320e06727df..b2bcf4a27ddc 100644 --- a/drivers/scsi/mpt3sas/mpt3sas_base.c +++ b/drivers/scsi/mpt3sas/mpt3sas_base.c @@ -8512,6 +8512,12 @@ mpt3sas_base_attach(struct MPT3SAS_ADAPTER *ioc) ioc->pd_handles_sz = (ioc->facts.MaxDevHandle / 8); if (ioc->facts.MaxDevHandle % 8) ioc->pd_handles_sz++; + /* + * pd_handles_sz should have, at least, the minimal room for + * set_bit()/test_bit(), otherwise out-of-memory touch may occur. + */ + ioc->pd_handles_sz = ALIGN(ioc->pd_handles_sz, sizeof(unsigned long)); + ioc->pd_handles = kzalloc(ioc->pd_handles_sz, GFP_KERNEL); if (!ioc->pd_handles) { @@ -8529,6 +8535,13 @@ mpt3sas_base_attach(struct MPT3SAS_ADAPTER *ioc) ioc->pend_os_device_add_sz = (ioc->facts.MaxDevHandle / 8); if (ioc->facts.MaxDevHandle % 8) ioc->pend_os_device_add_sz++; + + /* + * pend_os_device_add_sz should have, at least, the minimal room for + * set_bit()/test_bit(), otherwise out-of-memory may occur. + */ + ioc->pend_os_device_add_sz = ALIGN(ioc->pend_os_device_add_sz, + sizeof(unsigned long)); ioc->pend_os_device_add = kzalloc(ioc->pend_os_device_add_sz, GFP_KERNEL); if (!ioc->pend_os_device_add) { @@ -8820,6 +8833,12 @@ _base_check_ioc_facts_changes(struct MPT3SAS_ADAPTER *ioc) if (ioc->facts.MaxDevHandle % 8) pd_handles_sz++; + /* + * pd_handles should have, at least, the minimal room for + * set_bit()/test_bit(), otherwise out-of-memory touch may + * occur. + */ + pd_handles_sz = ALIGN(pd_handles_sz, sizeof(unsigned long)); pd_handles = krealloc(ioc->pd_handles, pd_handles_sz, GFP_KERNEL); if (!pd_handles) { diff --git a/drivers/scsi/mpt3sas/mpt3sas_base.h b/drivers/scsi/mpt3sas/mpt3sas_base.h index bf100a4ebfc3..fe1e96fda284 100644 --- a/drivers/scsi/mpt3sas/mpt3sas_base.h +++ b/drivers/scsi/mpt3sas/mpt3sas_base.h @@ -2048,9 +2048,6 @@ void mpt3sas_setup_direct_io(struct MPT3SAS_ADAPTER *ioc, struct scsi_cmnd *scmd, struct _raid_device *raid_device, Mpi25SCSIIORequest_t *mpi_request); -/* NCQ Prio Handling Check */ -bool scsih_ncq_prio_supp(struct scsi_device *sdev); - void mpt3sas_setup_debugfs(struct MPT3SAS_ADAPTER *ioc); void mpt3sas_destroy_debugfs(struct MPT3SAS_ADAPTER *ioc); void mpt3sas_init_debugfs(void); diff --git a/drivers/scsi/mpt3sas/mpt3sas_ctl.c b/drivers/scsi/mpt3sas/mpt3sas_ctl.c index 1c9fd26195b8..87784c96249a 100644 --- a/drivers/scsi/mpt3sas/mpt3sas_ctl.c +++ b/drivers/scsi/mpt3sas/mpt3sas_ctl.c @@ -4088,7 +4088,7 @@ sas_ncq_prio_supported_show(struct device *dev, { struct scsi_device *sdev = to_scsi_device(dev); - return sysfs_emit(buf, "%d\n", scsih_ncq_prio_supp(sdev)); + return sysfs_emit(buf, "%d\n", sas_ata_ncq_prio_supported(sdev)); } static DEVICE_ATTR_RO(sas_ncq_prio_supported); @@ -4123,7 +4123,7 @@ sas_ncq_prio_enable_store(struct device *dev, if (kstrtobool(buf, &ncq_prio_enable)) return -EINVAL; - if (!scsih_ncq_prio_supp(sdev)) + if (!sas_ata_ncq_prio_supported(sdev)) return -EINVAL; sas_device_priv_data->ncq_prio_enable = ncq_prio_enable; diff --git a/drivers/scsi/mpt3sas/mpt3sas_scsih.c b/drivers/scsi/mpt3sas/mpt3sas_scsih.c index 12d08d8ba538..870ec2cb4af4 100644 --- a/drivers/scsi/mpt3sas/mpt3sas_scsih.c +++ b/drivers/scsi/mpt3sas/mpt3sas_scsih.c @@ -12571,29 +12571,6 @@ scsih_pci_mmio_enabled(struct pci_dev *pdev) return PCI_ERS_RESULT_RECOVERED; } -/** - * scsih_ncq_prio_supp - Check for NCQ command priority support - * @sdev: scsi device struct - * - * This is called when a user indicates they would like to enable - * ncq command priorities. This works only on SATA devices. - */ -bool scsih_ncq_prio_supp(struct scsi_device *sdev) -{ - struct scsi_vpd *vpd; - bool ncq_prio_supp = false; - - rcu_read_lock(); - vpd = rcu_dereference(sdev->vpd_pg89); - if (!vpd || vpd->len < 214) - goto out; - - ncq_prio_supp = (vpd->data[213] >> 4) & 1; -out: - rcu_read_unlock(); - - return ncq_prio_supp; -} /* * The pci device ids are defined in mpi/mpi2_cnfg.h. */ diff --git a/drivers/scsi/scsi.c b/drivers/scsi/scsi.c index f0464db3f9de..ee69bd35889d 100644 --- a/drivers/scsi/scsi.c +++ b/drivers/scsi/scsi.c @@ -673,6 +673,13 @@ void scsi_cdl_check(struct scsi_device *sdev) sdev->use_10_for_rw = 0; sdev->cdl_supported = 1; + + /* + * If the device supports CDL, make sure that the current drive + * feature status is consistent with the user controlled + * cdl_enable state. + */ + scsi_cdl_enable(sdev, sdev->cdl_enable); } else { sdev->cdl_supported = 0; } diff --git a/drivers/scsi/scsi_transport_sas.c b/drivers/scsi/scsi_transport_sas.c index 424a89513814..4e33f1661e4c 100644 --- a/drivers/scsi/scsi_transport_sas.c +++ b/drivers/scsi/scsi_transport_sas.c @@ -416,6 +416,29 @@ unsigned int sas_is_tlr_enabled(struct scsi_device *sdev) } EXPORT_SYMBOL_GPL(sas_is_tlr_enabled); +/** + * sas_ata_ncq_prio_supported - Check for ATA NCQ command priority support + * @sdev: SCSI device + * + * Check if an ATA device supports NCQ priority using VPD page 89h (ATA + * Information). Since this VPD page is implemented only for ATA devices, + * this function always returns false for SCSI devices. + */ +bool sas_ata_ncq_prio_supported(struct scsi_device *sdev) +{ + struct scsi_vpd *vpd; + bool ncq_prio_supported = false; + + rcu_read_lock(); + vpd = rcu_dereference(sdev->vpd_pg89); + if (vpd && vpd->len >= 214) + ncq_prio_supported = (vpd->data[213] >> 4) & 1; + rcu_read_unlock(); + + return ncq_prio_supported; +} +EXPORT_SYMBOL_GPL(sas_ata_ncq_prio_supported); + /* * SAS Phy attributes */ diff --git a/drivers/scsi/sd.c b/drivers/scsi/sd.c index f6c822c9cbd2..37dd6ead72a4 100644 --- a/drivers/scsi/sd.c +++ b/drivers/scsi/sd.c @@ -3565,16 +3565,23 @@ static bool sd_validate_opt_xfer_size(struct scsi_disk *sdkp, static void sd_read_block_zero(struct scsi_disk *sdkp) { - unsigned int buf_len = sdkp->device->sector_size; - char *buffer, cmd[10] = { }; + struct scsi_device *sdev = sdkp->device; + unsigned int buf_len = sdev->sector_size; + u8 *buffer, cmd[16] = { }; buffer = kmalloc(buf_len, GFP_KERNEL); if (!buffer) return; - cmd[0] = READ_10; - put_unaligned_be32(0, &cmd[2]); /* Logical block address 0 */ - put_unaligned_be16(1, &cmd[7]); /* Transfer 1 logical block */ + if (sdev->use_16_for_rw) { + cmd[0] = READ_16; + put_unaligned_be64(0, &cmd[2]); /* Logical block address 0 */ + put_unaligned_be32(1, &cmd[10]);/* Transfer 1 logical block */ + } else { + cmd[0] = READ_10; + put_unaligned_be32(0, &cmd[2]); /* Logical block address 0 */ + put_unaligned_be16(1, &cmd[7]); /* Transfer 1 logical block */ + } scsi_execute_cmd(sdkp->device, cmd, REQ_OP_DRV_IN, buffer, buf_len, SD_TIMEOUT, sdkp->max_retries, NULL); diff --git a/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_arm.c b/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_arm.c index 297af1d80b12..69daeba974f2 100644 --- a/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_arm.c +++ b/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_arm.c @@ -1759,7 +1759,7 @@ static int vchiq_probe(struct platform_device *pdev) if (err) goto failed_platform_init; - vchiq_debugfs_init(); + vchiq_debugfs_init(&mgmt->state); dev_dbg(&pdev->dev, "arm: platform initialised - version %d (min %d)\n", VCHIQ_VERSION, VCHIQ_VERSION_MIN); diff --git a/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_debugfs.c b/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_debugfs.c index 54e7bf029d9a..1f74d0bb33ba 100644 --- a/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_debugfs.c +++ b/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_debugfs.c @@ -42,9 +42,9 @@ static int debugfs_trace_show(struct seq_file *f, void *offset) static int vchiq_dump_show(struct seq_file *f, void *offset) { - struct vchiq_instance *instance = f->private; + struct vchiq_state *state = f->private; - vchiq_dump_state(f, instance->state); + vchiq_dump_state(f, state); return 0; } @@ -121,12 +121,12 @@ void vchiq_debugfs_remove_instance(struct vchiq_instance *instance) debugfs_remove_recursive(node->dentry); } -void vchiq_debugfs_init(void) +void vchiq_debugfs_init(struct vchiq_state *state) { vchiq_dbg_dir = debugfs_create_dir("vchiq", NULL); vchiq_dbg_clients = debugfs_create_dir("clients", vchiq_dbg_dir); - debugfs_create_file("state", S_IFREG | 0444, vchiq_dbg_dir, NULL, + debugfs_create_file("state", S_IFREG | 0444, vchiq_dbg_dir, state, &vchiq_dump_fops); } diff --git a/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_debugfs.h b/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_debugfs.h index e9bf055a4ca9..fabffd81b1ec 100644 --- a/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_debugfs.h +++ b/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_debugfs.h @@ -10,7 +10,7 @@ struct vchiq_debugfs_node { struct dentry *dentry; }; -void vchiq_debugfs_init(void); +void vchiq_debugfs_init(struct vchiq_state *state); void vchiq_debugfs_deinit(void); diff --git a/drivers/thermal/gov_step_wise.c b/drivers/thermal/gov_step_wise.c index e0fdc497bfcc..65974fe8be0d 100644 --- a/drivers/thermal/gov_step_wise.c +++ b/drivers/thermal/gov_step_wise.c @@ -93,6 +93,23 @@ static void thermal_zone_trip_update(struct thermal_zone_device *tz, if (instance->initialized && old_target == instance->target) continue; + if (trip->type == THERMAL_TRIP_PASSIVE) { + /* + * If the target state for this thermal instance + * changes from THERMAL_NO_TARGET to something else, + * ensure that the zone temperature will be updated + * (assuming enabled passive cooling) until it becomes + * THERMAL_NO_TARGET again, or the cooling device may + * not be reset to its initial state. + */ + if (old_target == THERMAL_NO_TARGET && + instance->target != THERMAL_NO_TARGET) + tz->passive++; + else if (old_target != THERMAL_NO_TARGET && + instance->target == THERMAL_NO_TARGET) + tz->passive--; + } + instance->initialized = true; mutex_lock(&instance->cdev->lock); diff --git a/drivers/thermal/thermal_core.c b/drivers/thermal/thermal_core.c index 30567b499455..d70e76dd3c94 100644 --- a/drivers/thermal/thermal_core.c +++ b/drivers/thermal/thermal_core.c @@ -999,9 +999,17 @@ __thermal_cooling_device_register(struct device_node *np, if (ret) goto out_cdev_type; + /* + * The cooling device's current state is only needed for debug + * initialization below, so a failure to get it does not cause + * the entire cooling device initialization to fail. However, + * the debug will not work for the device if its initial state + * cannot be determined and drivers are responsible for ensuring + * that this will not happen. + */ ret = cdev->ops->get_cur_state(cdev, ¤t_state); if (ret) - goto out_cdev_type; + current_state = ULONG_MAX; thermal_cooling_device_setup_sysfs(cdev); @@ -1016,7 +1024,8 @@ __thermal_cooling_device_register(struct device_node *np, return ERR_PTR(ret); } - thermal_debug_cdev_add(cdev, current_state); + if (current_state <= cdev->max_state) + thermal_debug_cdev_add(cdev, current_state); /* Add 'this' new cdev to the global cdev list */ mutex_lock(&thermal_list_lock); diff --git a/drivers/thunderbolt/debugfs.c b/drivers/thunderbolt/debugfs.c index 193e9dfc983b..70b52aac3d97 100644 --- a/drivers/thunderbolt/debugfs.c +++ b/drivers/thunderbolt/debugfs.c @@ -943,8 +943,9 @@ static void margining_port_init(struct tb_port *port) debugfs_create_file("run", 0600, dir, port, &margining_run_fops); debugfs_create_file("results", 0600, dir, port, &margining_results_fops); debugfs_create_file("test", 0600, dir, port, &margining_test_fops); - if (independent_voltage_margins(usb4) || - (supports_time(usb4) && independent_time_margins(usb4))) + if (independent_voltage_margins(usb4) == USB4_MARGIN_CAP_0_VOLTAGE_HL || + (supports_time(usb4) && + independent_time_margins(usb4) == USB4_MARGIN_CAP_1_TIME_LR)) debugfs_create_file("margin", 0600, dir, port, &margining_margin_fops); } diff --git a/drivers/tty/n_tty.c b/drivers/tty/n_tty.c index f252d0b5a434..5e9ca4376d68 100644 --- a/drivers/tty/n_tty.c +++ b/drivers/tty/n_tty.c @@ -1619,15 +1619,25 @@ static void __receive_buf(struct tty_struct *tty, const u8 *cp, const u8 *fp, else if (ldata->raw || (L_EXTPROC(tty) && !preops)) n_tty_receive_buf_raw(tty, cp, fp, count); else if (tty->closing && !L_EXTPROC(tty)) { - if (la_count > 0) + if (la_count > 0) { n_tty_receive_buf_closing(tty, cp, fp, la_count, true); - if (count > la_count) - n_tty_receive_buf_closing(tty, cp, fp, count - la_count, false); + cp += la_count; + if (fp) + fp += la_count; + count -= la_count; + } + if (count > 0) + n_tty_receive_buf_closing(tty, cp, fp, count, false); } else { - if (la_count > 0) + if (la_count > 0) { n_tty_receive_buf_standard(tty, cp, fp, la_count, true); - if (count > la_count) - n_tty_receive_buf_standard(tty, cp, fp, count - la_count, false); + cp += la_count; + if (fp) + fp += la_count; + count -= la_count; + } + if (count > 0) + n_tty_receive_buf_standard(tty, cp, fp, count, false); flush_echoes(tty); if (tty->ops->flush_chars) diff --git a/drivers/tty/serial/8250/8250_dw.c b/drivers/tty/serial/8250/8250_dw.c index ba9f4dc4e71d..fb809e32c6ae 100644 --- a/drivers/tty/serial/8250/8250_dw.c +++ b/drivers/tty/serial/8250/8250_dw.c @@ -55,6 +55,34 @@ #define DW_UART_QUIRK_SKIP_SET_RATE BIT(2) #define DW_UART_QUIRK_IS_DMA_FC BIT(3) #define DW_UART_QUIRK_APMC0D08 BIT(4) +#define DW_UART_QUIRK_CPR_VALUE BIT(5) + +struct dw8250_platform_data { + u8 usr_reg; + u32 cpr_value; + unsigned int quirks; +}; + +struct dw8250_data { + struct dw8250_port_data data; + const struct dw8250_platform_data *pdata; + + int msr_mask_on; + int msr_mask_off; + struct clk *clk; + struct clk *pclk; + struct notifier_block clk_notifier; + struct work_struct clk_work; + struct reset_control *rst; + + unsigned int skip_autocfg:1; + unsigned int uart_16550_compatible:1; +}; + +static inline struct dw8250_data *to_dw8250_data(struct dw8250_port_data *data) +{ + return container_of(data, struct dw8250_data, data); +} static inline struct dw8250_data *clk_to_dw8250_data(struct notifier_block *nb) { @@ -432,6 +460,10 @@ static void dw8250_prepare_rx_dma(struct uart_8250_port *p) static void dw8250_quirks(struct uart_port *p, struct dw8250_data *data) { unsigned int quirks = data->pdata ? data->pdata->quirks : 0; + u32 cpr_value = data->pdata ? data->pdata->cpr_value : 0; + + if (quirks & DW_UART_QUIRK_CPR_VALUE) + data->data.cpr_value = cpr_value; #ifdef CONFIG_64BIT if (quirks & DW_UART_QUIRK_OCTEON) { @@ -714,8 +746,8 @@ static const struct dw8250_platform_data dw8250_armada_38x_data = { static const struct dw8250_platform_data dw8250_renesas_rzn1_data = { .usr_reg = DW_UART_USR, - .cpr_val = 0x00012f32, - .quirks = DW_UART_QUIRK_IS_DMA_FC, + .cpr_value = 0x00012f32, + .quirks = DW_UART_QUIRK_CPR_VALUE | DW_UART_QUIRK_IS_DMA_FC, }; static const struct dw8250_platform_data dw8250_starfive_jh7100_data = { diff --git a/drivers/tty/serial/8250/8250_dwlib.c b/drivers/tty/serial/8250/8250_dwlib.c index 3e33ddf7bc80..5a2520943dfd 100644 --- a/drivers/tty/serial/8250/8250_dwlib.c +++ b/drivers/tty/serial/8250/8250_dwlib.c @@ -242,7 +242,6 @@ static const struct serial_rs485 dw8250_rs485_supported = { void dw8250_setup_port(struct uart_port *p) { struct dw8250_port_data *pd = p->private_data; - struct dw8250_data *data = to_dw8250_data(pd); struct uart_8250_port *up = up_to_u8250p(p); u32 reg, old_dlf; @@ -278,7 +277,7 @@ void dw8250_setup_port(struct uart_port *p) reg = dw8250_readl_ext(p, DW_UART_CPR); if (!reg) { - reg = data->pdata->cpr_val; + reg = pd->cpr_value; dev_dbg(p->dev, "CPR is not available, using 0x%08x instead\n", reg); } if (!reg) diff --git a/drivers/tty/serial/8250/8250_dwlib.h b/drivers/tty/serial/8250/8250_dwlib.h index f13e91f2cace..7dd2a8e7b780 100644 --- a/drivers/tty/serial/8250/8250_dwlib.h +++ b/drivers/tty/serial/8250/8250_dwlib.h @@ -2,15 +2,10 @@ /* Synopsys DesignWare 8250 library header file. */ #include <linux/io.h> -#include <linux/notifier.h> #include <linux/types.h> -#include <linux/workqueue.h> #include "8250.h" -struct clk; -struct reset_control; - struct dw8250_port_data { /* Port properties */ int line; @@ -19,42 +14,16 @@ struct dw8250_port_data { struct uart_8250_dma dma; /* Hardware configuration */ + u32 cpr_value; u8 dlf_size; /* RS485 variables */ bool hw_rs485_support; }; -struct dw8250_platform_data { - u8 usr_reg; - u32 cpr_val; - unsigned int quirks; -}; - -struct dw8250_data { - struct dw8250_port_data data; - const struct dw8250_platform_data *pdata; - - int msr_mask_on; - int msr_mask_off; - struct clk *clk; - struct clk *pclk; - struct notifier_block clk_notifier; - struct work_struct clk_work; - struct reset_control *rst; - - unsigned int skip_autocfg:1; - unsigned int uart_16550_compatible:1; -}; - void dw8250_do_set_termios(struct uart_port *p, struct ktermios *termios, const struct ktermios *old); void dw8250_setup_port(struct uart_port *p); -static inline struct dw8250_data *to_dw8250_data(struct dw8250_port_data *data) -{ - return container_of(data, struct dw8250_data, data); -} - static inline u32 dw8250_readl_ext(struct uart_port *p, int offset) { if (p->iotype == UPIO_MEM32BE) diff --git a/drivers/tty/serial/8250/8250_pxa.c b/drivers/tty/serial/8250/8250_pxa.c index f1a51b00b1b9..ba96fa913e7f 100644 --- a/drivers/tty/serial/8250/8250_pxa.c +++ b/drivers/tty/serial/8250/8250_pxa.c @@ -125,6 +125,7 @@ static int serial_pxa_probe(struct platform_device *pdev) uart.port.iotype = UPIO_MEM32; uart.port.regshift = 2; uart.port.fifosize = 64; + uart.tx_loadsz = 32; uart.dl_write = serial_pxa_dl_write; ret = serial8250_register_8250_port(&uart); diff --git a/drivers/tty/serial/Kconfig b/drivers/tty/serial/Kconfig index 4fdd7857ef4d..28e4beeabf8f 100644 --- a/drivers/tty/serial/Kconfig +++ b/drivers/tty/serial/Kconfig @@ -1023,8 +1023,9 @@ config SERIAL_SCCNXP_CONSOLE help Support for console on SCCNXP serial ports. -config SERIAL_SC16IS7XX_CORE +config SERIAL_SC16IS7XX tristate "NXP SC16IS7xx UART support" + depends on SPI_MASTER || I2C select SERIAL_CORE select SERIAL_SC16IS7XX_SPI if SPI_MASTER select SERIAL_SC16IS7XX_I2C if I2C diff --git a/drivers/tty/serial/Makefile b/drivers/tty/serial/Makefile index faa45f2b8bb0..6ff74f0a9530 100644 --- a/drivers/tty/serial/Makefile +++ b/drivers/tty/serial/Makefile @@ -75,7 +75,7 @@ obj-$(CONFIG_SERIAL_SA1100) += sa1100.o obj-$(CONFIG_SERIAL_SAMSUNG) += samsung_tty.o obj-$(CONFIG_SERIAL_SB1250_DUART) += sb1250-duart.o obj-$(CONFIG_SERIAL_SCCNXP) += sccnxp.o -obj-$(CONFIG_SERIAL_SC16IS7XX_CORE) += sc16is7xx.o +obj-$(CONFIG_SERIAL_SC16IS7XX) += sc16is7xx.o obj-$(CONFIG_SERIAL_SC16IS7XX_SPI) += sc16is7xx_spi.o obj-$(CONFIG_SERIAL_SC16IS7XX_I2C) += sc16is7xx_i2c.o obj-$(CONFIG_SERIAL_SH_SCI) += sh-sci.o diff --git a/drivers/tty/serial/serial_core.c b/drivers/tty/serial/serial_core.c index 2c1a0254d3f4..0c4d60976663 100644 --- a/drivers/tty/serial/serial_core.c +++ b/drivers/tty/serial/serial_core.c @@ -622,7 +622,7 @@ static ssize_t uart_write(struct tty_struct *tty, const u8 *buf, size_t count) return -EL3HLT; port = uart_port_lock(state, flags); - if (WARN_ON_ONCE(!state->port.xmit_buf)) { + if (!state->port.xmit_buf) { uart_port_unlock(port, flags); return 0; } diff --git a/drivers/tty/serial/serial_port.c b/drivers/tty/serial/serial_port.c index 91a338d3cb34..d35f1d24156c 100644 --- a/drivers/tty/serial/serial_port.c +++ b/drivers/tty/serial/serial_port.c @@ -64,6 +64,13 @@ static int serial_port_runtime_suspend(struct device *dev) if (port->flags & UPF_DEAD) return 0; + /* + * Nothing to do on pm_runtime_force_suspend(), see + * DEFINE_RUNTIME_DEV_PM_OPS. + */ + if (!pm_runtime_enabled(dev)) + return 0; + uart_port_lock_irqsave(port, &flags); if (!port_dev->tx_enabled) { uart_port_unlock_irqrestore(port, flags); diff --git a/drivers/ufs/core/ufshcd.c b/drivers/ufs/core/ufshcd.c index 0cf07194bbe8..e5e9da61f15d 100644 --- a/drivers/ufs/core/ufshcd.c +++ b/drivers/ufs/core/ufshcd.c @@ -1366,7 +1366,7 @@ static int ufshcd_clock_scaling_prepare(struct ufs_hba *hba, u64 timeout_us) * make sure that there are no outstanding requests when * clock scaling is in progress */ - ufshcd_scsi_block_requests(hba); + blk_mq_quiesce_tagset(&hba->host->tag_set); mutex_lock(&hba->wb_mutex); down_write(&hba->clk_scaling_lock); @@ -1375,7 +1375,7 @@ static int ufshcd_clock_scaling_prepare(struct ufs_hba *hba, u64 timeout_us) ret = -EBUSY; up_write(&hba->clk_scaling_lock); mutex_unlock(&hba->wb_mutex); - ufshcd_scsi_unblock_requests(hba); + blk_mq_unquiesce_tagset(&hba->host->tag_set); goto out; } @@ -1396,7 +1396,7 @@ static void ufshcd_clock_scaling_unprepare(struct ufs_hba *hba, int err, bool sc mutex_unlock(&hba->wb_mutex); - ufshcd_scsi_unblock_requests(hba); + blk_mq_unquiesce_tagset(&hba->host->tag_set); ufshcd_release(hba); } diff --git a/drivers/usb/Makefile b/drivers/usb/Makefile index 3a9a0dd4be70..949eca0adebe 100644 --- a/drivers/usb/Makefile +++ b/drivers/usb/Makefile @@ -35,6 +35,7 @@ obj-$(CONFIG_USB_R8A66597_HCD) += host/ obj-$(CONFIG_USB_FSL_USB2) += host/ obj-$(CONFIG_USB_FOTG210_HCD) += host/ obj-$(CONFIG_USB_MAX3421_HCD) += host/ +obj-$(CONFIG_USB_XEN_HCD) += host/ obj-$(CONFIG_USB_C67X00_HCD) += c67x00/ diff --git a/drivers/usb/chipidea/core.c b/drivers/usb/chipidea/core.c index bada13f704b6..835bf2428dc6 100644 --- a/drivers/usb/chipidea/core.c +++ b/drivers/usb/chipidea/core.c @@ -1084,6 +1084,10 @@ static int ci_hdrc_probe(struct platform_device *pdev) return -ENODEV; } + ret = ci_ulpi_init(ci); + if (ret) + return ret; + if (ci->platdata->phy) { ci->phy = ci->platdata->phy; } else if (ci->platdata->usb_phy) { @@ -1138,10 +1142,6 @@ static int ci_hdrc_probe(struct platform_device *pdev) goto ulpi_exit; } - ret = ci_ulpi_init(ci); - if (ret) - return ret; - ci->hw_bank.phys = res->start; ci->irq = platform_get_irq(pdev, 0); diff --git a/drivers/usb/chipidea/ulpi.c b/drivers/usb/chipidea/ulpi.c index 89fb51e2c3de..dfec07e8ae1d 100644 --- a/drivers/usb/chipidea/ulpi.c +++ b/drivers/usb/chipidea/ulpi.c @@ -68,6 +68,11 @@ int ci_ulpi_init(struct ci_hdrc *ci) if (ci->platdata->phy_mode != USBPHY_INTERFACE_MODE_ULPI) return 0; + /* + * Set PORTSC correctly so we can read/write ULPI registers for + * identification purposes + */ + hw_phymode_configure(ci); ci->ulpi_ops.read = ci_ulpi_read; ci->ulpi_ops.write = ci_ulpi_write; diff --git a/drivers/usb/class/cdc-wdm.c b/drivers/usb/class/cdc-wdm.c index c553decb5461..6830be4419e2 100644 --- a/drivers/usb/class/cdc-wdm.c +++ b/drivers/usb/class/cdc-wdm.c @@ -266,14 +266,14 @@ static void wdm_int_callback(struct urb *urb) dev_err(&desc->intf->dev, "Stall on int endpoint\n"); goto sw; /* halt is cleared in work */ default: - dev_err(&desc->intf->dev, + dev_err_ratelimited(&desc->intf->dev, "nonzero urb status received: %d\n", status); break; } } if (urb->actual_length < sizeof(struct usb_cdc_notification)) { - dev_err(&desc->intf->dev, "wdm_int_callback - %d bytes\n", + dev_err_ratelimited(&desc->intf->dev, "wdm_int_callback - %d bytes\n", urb->actual_length); goto exit; } diff --git a/drivers/usb/core/hcd.c b/drivers/usb/core/hcd.c index e3366f4d82b9..1ff7d901fede 100644 --- a/drivers/usb/core/hcd.c +++ b/drivers/usb/core/hcd.c @@ -1623,6 +1623,7 @@ static void __usb_hcd_giveback_urb(struct urb *urb) struct usb_hcd *hcd = bus_to_hcd(urb->dev->bus); struct usb_anchor *anchor = urb->anchor; int status = urb->unlinked; + unsigned long flags; urb->hcpriv = NULL; if (unlikely((urb->transfer_flags & URB_SHORT_NOT_OK) && @@ -1640,13 +1641,14 @@ static void __usb_hcd_giveback_urb(struct urb *urb) /* pass ownership to the completion handler */ urb->status = status; /* - * This function can be called in task context inside another remote - * coverage collection section, but kcov doesn't support that kind of - * recursion yet. Only collect coverage in softirq context for now. + * Only collect coverage in the softirq context and disable interrupts + * to avoid scenarios with nested remote coverage collection sections + * that KCOV does not support. + * See the comment next to kcov_remote_start_usb_softirq() for details. */ - kcov_remote_start_usb_softirq((u64)urb->dev->bus->busnum); + flags = kcov_remote_start_usb_softirq((u64)urb->dev->bus->busnum); urb->complete(urb); - kcov_remote_stop_softirq(); + kcov_remote_stop_softirq(flags); usb_anchor_resume_wakeups(anchor); atomic_dec(&urb->use_count); diff --git a/drivers/usb/host/xhci-pci.c b/drivers/usb/host/xhci-pci.c index c040d816e626..05881153883e 100644 --- a/drivers/usb/host/xhci-pci.c +++ b/drivers/usb/host/xhci-pci.c @@ -36,6 +36,7 @@ #define PCI_VENDOR_ID_ETRON 0x1b6f #define PCI_DEVICE_ID_EJ168 0x7023 +#define PCI_DEVICE_ID_EJ188 0x7052 #define PCI_DEVICE_ID_INTEL_LYNXPOINT_XHCI 0x8c31 #define PCI_DEVICE_ID_INTEL_LYNXPOINT_LP_XHCI 0x9c31 @@ -395,6 +396,12 @@ static void xhci_pci_quirks(struct device *dev, struct xhci_hcd *xhci) xhci->quirks |= XHCI_RESET_ON_RESUME; xhci->quirks |= XHCI_BROKEN_STREAMS; } + if (pdev->vendor == PCI_VENDOR_ID_ETRON && + pdev->device == PCI_DEVICE_ID_EJ188) { + xhci->quirks |= XHCI_RESET_ON_RESUME; + xhci->quirks |= XHCI_BROKEN_STREAMS; + } + if (pdev->vendor == PCI_VENDOR_ID_RENESAS && pdev->device == 0x0014) { xhci->quirks |= XHCI_ZERO_64B_REGS; diff --git a/drivers/usb/host/xhci-ring.c b/drivers/usb/host/xhci-ring.c index 9e90d2952760..fd0cde3d1569 100644 --- a/drivers/usb/host/xhci-ring.c +++ b/drivers/usb/host/xhci-ring.c @@ -1031,13 +1031,27 @@ static int xhci_invalidate_cancelled_tds(struct xhci_virt_ep *ep) break; case TD_DIRTY: /* TD is cached, clear it */ case TD_HALTED: + case TD_CLEARING_CACHE_DEFERRED: + if (cached_td) { + if (cached_td->urb->stream_id != td->urb->stream_id) { + /* Multiple streams case, defer move dq */ + xhci_dbg(xhci, + "Move dq deferred: stream %u URB %p\n", + td->urb->stream_id, td->urb); + td->cancel_status = TD_CLEARING_CACHE_DEFERRED; + break; + } + + /* Should never happen, but clear the TD if it does */ + xhci_warn(xhci, + "Found multiple active URBs %p and %p in stream %u?\n", + td->urb, cached_td->urb, + td->urb->stream_id); + td_to_noop(xhci, ring, cached_td, false); + cached_td->cancel_status = TD_CLEARED; + } + td->cancel_status = TD_CLEARING_CACHE; - if (cached_td) - /* FIXME stream case, several stopped rings */ - xhci_dbg(xhci, - "Move dq past stream %u URB %p instead of stream %u URB %p\n", - td->urb->stream_id, td->urb, - cached_td->urb->stream_id, cached_td->urb); cached_td = td; break; } @@ -1057,10 +1071,16 @@ static int xhci_invalidate_cancelled_tds(struct xhci_virt_ep *ep) if (err) { /* Failed to move past cached td, just set cached TDs to no-op */ list_for_each_entry_safe(td, tmp_td, &ep->cancelled_td_list, cancelled_td_list) { - if (td->cancel_status != TD_CLEARING_CACHE) + /* + * Deferred TDs need to have the deq pointer set after the above command + * completes, so if that failed we just give up on all of them (and + * complain loudly since this could cause issues due to caching). + */ + if (td->cancel_status != TD_CLEARING_CACHE && + td->cancel_status != TD_CLEARING_CACHE_DEFERRED) continue; - xhci_dbg(xhci, "Failed to clear cancelled cached URB %p, mark clear anyway\n", - td->urb); + xhci_warn(xhci, "Failed to clear cancelled cached URB %p, mark clear anyway\n", + td->urb); td_to_noop(xhci, ring, td, false); td->cancel_status = TD_CLEARED; } @@ -1346,6 +1366,7 @@ static void xhci_handle_cmd_set_deq(struct xhci_hcd *xhci, int slot_id, struct xhci_ep_ctx *ep_ctx; struct xhci_slot_ctx *slot_ctx; struct xhci_td *td, *tmp_td; + bool deferred = false; ep_index = TRB_TO_EP_INDEX(le32_to_cpu(trb->generic.field[3])); stream_id = TRB_TO_STREAM_ID(le32_to_cpu(trb->generic.field[2])); @@ -1432,6 +1453,8 @@ static void xhci_handle_cmd_set_deq(struct xhci_hcd *xhci, int slot_id, xhci_dbg(ep->xhci, "%s: Giveback cancelled URB %p TD\n", __func__, td->urb); xhci_td_cleanup(ep->xhci, td, ep_ring, td->status); + } else if (td->cancel_status == TD_CLEARING_CACHE_DEFERRED) { + deferred = true; } else { xhci_dbg(ep->xhci, "%s: Keep cancelled URB %p TD as cancel_status is %d\n", __func__, td->urb, td->cancel_status); @@ -1441,8 +1464,17 @@ cleanup: ep->ep_state &= ~SET_DEQ_PENDING; ep->queued_deq_seg = NULL; ep->queued_deq_ptr = NULL; - /* Restart any rings with pending URBs */ - ring_doorbell_for_active_rings(xhci, slot_id, ep_index); + + if (deferred) { + /* We have more streams to clear */ + xhci_dbg(ep->xhci, "%s: Pending TDs to clear, continuing with invalidation\n", + __func__); + xhci_invalidate_cancelled_tds(ep); + } else { + /* Restart any rings with pending URBs */ + xhci_dbg(ep->xhci, "%s: All TDs cleared, ring doorbell\n", __func__); + ring_doorbell_for_active_rings(xhci, slot_id, ep_index); + } } static void xhci_handle_cmd_reset_ep(struct xhci_hcd *xhci, int slot_id, @@ -2524,9 +2556,8 @@ static int process_bulk_intr_td(struct xhci_hcd *xhci, struct xhci_virt_ep *ep, goto finish_td; case COMP_STOPPED_LENGTH_INVALID: /* stopped on ep trb with invalid length, exclude it */ - ep_trb_len = 0; - remaining = 0; - break; + td->urb->actual_length = sum_trb_lengths(xhci, ep_ring, ep_trb); + goto finish_td; case COMP_USB_TRANSACTION_ERROR: if (xhci->quirks & XHCI_NO_SOFT_RETRY || (ep->err_count++ > MAX_SOFT_RETRY) || diff --git a/drivers/usb/host/xhci.h b/drivers/usb/host/xhci.h index 30415158ed3c..78d014c4d884 100644 --- a/drivers/usb/host/xhci.h +++ b/drivers/usb/host/xhci.h @@ -1276,6 +1276,7 @@ enum xhci_cancelled_td_status { TD_DIRTY = 0, TD_HALTED, TD_CLEARING_CACHE, + TD_CLEARING_CACHE_DEFERRED, TD_CLEARED, }; diff --git a/drivers/usb/storage/alauda.c b/drivers/usb/storage/alauda.c index 115f05a6201a..40d34cc28344 100644 --- a/drivers/usb/storage/alauda.c +++ b/drivers/usb/storage/alauda.c @@ -105,6 +105,8 @@ struct alauda_info { unsigned char sense_key; unsigned long sense_asc; /* additional sense code */ unsigned long sense_ascq; /* additional sense code qualifier */ + + bool media_initialized; }; #define short_pack(lsb,msb) ( ((u16)(lsb)) | ( ((u16)(msb))<<8 ) ) @@ -476,11 +478,12 @@ static int alauda_check_media(struct us_data *us) } /* Check for media change */ - if (status[0] & 0x08) { + if (status[0] & 0x08 || !info->media_initialized) { usb_stor_dbg(us, "Media change detected\n"); alauda_free_maps(&MEDIA_INFO(us)); - alauda_init_media(us); - + rc = alauda_init_media(us); + if (rc == USB_STOR_TRANSPORT_GOOD) + info->media_initialized = true; info->sense_key = UNIT_ATTENTION; info->sense_asc = 0x28; info->sense_ascq = 0x00; diff --git a/drivers/usb/typec/tcpm/tcpm.c b/drivers/usb/typec/tcpm/tcpm.c index 8a1af08f71b6..5d4da962acc8 100644 --- a/drivers/usb/typec/tcpm/tcpm.c +++ b/drivers/usb/typec/tcpm/tcpm.c @@ -3014,8 +3014,10 @@ static int tcpm_register_source_caps(struct tcpm_port *port) memcpy(caps.pdo, port->source_caps, sizeof(u32) * port->nr_source_caps); caps.role = TYPEC_SOURCE; - if (cap) + if (cap) { usb_power_delivery_unregister_capabilities(cap); + port->partner_source_caps = NULL; + } cap = usb_power_delivery_register_capabilities(port->partner_pd, &caps); if (IS_ERR(cap)) @@ -6172,6 +6174,7 @@ static void _tcpm_pd_hard_reset(struct tcpm_port *port) port->tcpc->set_bist_data(port->tcpc, false); switch (port->state) { + case TOGGLING: case ERROR_RECOVERY: case PORT_RESET: case PORT_RESET_WAIT_OFF: diff --git a/drivers/usb/typec/ucsi/ucsi.c b/drivers/usb/typec/ucsi/ucsi.c index cb52e7b0a2c5..2cc7aedd490f 100644 --- a/drivers/usb/typec/ucsi/ucsi.c +++ b/drivers/usb/typec/ucsi/ucsi.c @@ -153,8 +153,13 @@ static int ucsi_exec_command(struct ucsi *ucsi, u64 cmd) } if (cci & UCSI_CCI_ERROR) { - if (cmd == UCSI_GET_ERROR_STATUS) + if (cmd == UCSI_GET_ERROR_STATUS) { + ret = ucsi_acknowledge(ucsi, false); + if (ret) + return ret; + return -EIO; + } return ucsi_read_error(ucsi); } diff --git a/drivers/usb/typec/ucsi/ucsi_glink.c b/drivers/usb/typec/ucsi/ucsi_glink.c index f7546bb488c3..985a880e86da 100644 --- a/drivers/usb/typec/ucsi/ucsi_glink.c +++ b/drivers/usb/typec/ucsi/ucsi_glink.c @@ -14,7 +14,7 @@ #include <linux/soc/qcom/pmic_glink.h> #include "ucsi.h" -#define PMIC_GLINK_MAX_PORTS 2 +#define PMIC_GLINK_MAX_PORTS 3 #define UCSI_BUF_SIZE 48 diff --git a/drivers/vfio/device_cdev.c b/drivers/vfio/device_cdev.c index e75da0a70d1f..bb1817bd4ff3 100644 --- a/drivers/vfio/device_cdev.c +++ b/drivers/vfio/device_cdev.c @@ -39,6 +39,13 @@ int vfio_device_fops_cdev_open(struct inode *inode, struct file *filep) filep->private_data = df; + /* + * Use the pseudo fs inode on the device to link all mmaps + * to the same address space, allowing us to unmap all vmas + * associated to this device using unmap_mapping_range(). + */ + filep->f_mapping = device->inode->i_mapping; + return 0; err_put_registration: diff --git a/drivers/vfio/group.c b/drivers/vfio/group.c index 610a429c6191..ded364588d29 100644 --- a/drivers/vfio/group.c +++ b/drivers/vfio/group.c @@ -286,6 +286,13 @@ static struct file *vfio_device_open_file(struct vfio_device *device) */ filep->f_mode |= (FMODE_PREAD | FMODE_PWRITE); + /* + * Use the pseudo fs inode on the device to link all mmaps + * to the same address space, allowing us to unmap all vmas + * associated to this device using unmap_mapping_range(). + */ + filep->f_mapping = device->inode->i_mapping; + if (device->group->type == VFIO_NO_IOMMU) dev_warn(device->dev, "vfio-noiommu device opened by user " "(%s:%d)\n", current->comm, task_pid_nr(current)); diff --git a/drivers/vfio/pci/vfio_pci_core.c b/drivers/vfio/pci/vfio_pci_core.c index 80cae87fff36..987c7921affa 100644 --- a/drivers/vfio/pci/vfio_pci_core.c +++ b/drivers/vfio/pci/vfio_pci_core.c @@ -1610,100 +1610,20 @@ ssize_t vfio_pci_core_write(struct vfio_device *core_vdev, const char __user *bu } EXPORT_SYMBOL_GPL(vfio_pci_core_write); -/* Return 1 on zap and vma_lock acquired, 0 on contention (only with @try) */ -static int vfio_pci_zap_and_vma_lock(struct vfio_pci_core_device *vdev, bool try) +static void vfio_pci_zap_bars(struct vfio_pci_core_device *vdev) { - struct vfio_pci_mmap_vma *mmap_vma, *tmp; + struct vfio_device *core_vdev = &vdev->vdev; + loff_t start = VFIO_PCI_INDEX_TO_OFFSET(VFIO_PCI_BAR0_REGION_INDEX); + loff_t end = VFIO_PCI_INDEX_TO_OFFSET(VFIO_PCI_ROM_REGION_INDEX); + loff_t len = end - start; - /* - * Lock ordering: - * vma_lock is nested under mmap_lock for vm_ops callback paths. - * The memory_lock semaphore is used by both code paths calling - * into this function to zap vmas and the vm_ops.fault callback - * to protect the memory enable state of the device. - * - * When zapping vmas we need to maintain the mmap_lock => vma_lock - * ordering, which requires using vma_lock to walk vma_list to - * acquire an mm, then dropping vma_lock to get the mmap_lock and - * reacquiring vma_lock. This logic is derived from similar - * requirements in uverbs_user_mmap_disassociate(). - * - * mmap_lock must always be the top-level lock when it is taken. - * Therefore we can only hold the memory_lock write lock when - * vma_list is empty, as we'd need to take mmap_lock to clear - * entries. vma_list can only be guaranteed empty when holding - * vma_lock, thus memory_lock is nested under vma_lock. - * - * This enables the vm_ops.fault callback to acquire vma_lock, - * followed by memory_lock read lock, while already holding - * mmap_lock without risk of deadlock. - */ - while (1) { - struct mm_struct *mm = NULL; - - if (try) { - if (!mutex_trylock(&vdev->vma_lock)) - return 0; - } else { - mutex_lock(&vdev->vma_lock); - } - while (!list_empty(&vdev->vma_list)) { - mmap_vma = list_first_entry(&vdev->vma_list, - struct vfio_pci_mmap_vma, - vma_next); - mm = mmap_vma->vma->vm_mm; - if (mmget_not_zero(mm)) - break; - - list_del(&mmap_vma->vma_next); - kfree(mmap_vma); - mm = NULL; - } - if (!mm) - return 1; - mutex_unlock(&vdev->vma_lock); - - if (try) { - if (!mmap_read_trylock(mm)) { - mmput(mm); - return 0; - } - } else { - mmap_read_lock(mm); - } - if (try) { - if (!mutex_trylock(&vdev->vma_lock)) { - mmap_read_unlock(mm); - mmput(mm); - return 0; - } - } else { - mutex_lock(&vdev->vma_lock); - } - list_for_each_entry_safe(mmap_vma, tmp, - &vdev->vma_list, vma_next) { - struct vm_area_struct *vma = mmap_vma->vma; - - if (vma->vm_mm != mm) - continue; - - list_del(&mmap_vma->vma_next); - kfree(mmap_vma); - - zap_vma_ptes(vma, vma->vm_start, - vma->vm_end - vma->vm_start); - } - mutex_unlock(&vdev->vma_lock); - mmap_read_unlock(mm); - mmput(mm); - } + unmap_mapping_range(core_vdev->inode->i_mapping, start, len, true); } void vfio_pci_zap_and_down_write_memory_lock(struct vfio_pci_core_device *vdev) { - vfio_pci_zap_and_vma_lock(vdev, false); down_write(&vdev->memory_lock); - mutex_unlock(&vdev->vma_lock); + vfio_pci_zap_bars(vdev); } u16 vfio_pci_memory_lock_and_enable(struct vfio_pci_core_device *vdev) @@ -1725,99 +1645,56 @@ void vfio_pci_memory_unlock_and_restore(struct vfio_pci_core_device *vdev, u16 c up_write(&vdev->memory_lock); } -/* Caller holds vma_lock */ -static int __vfio_pci_add_vma(struct vfio_pci_core_device *vdev, - struct vm_area_struct *vma) -{ - struct vfio_pci_mmap_vma *mmap_vma; - - mmap_vma = kmalloc(sizeof(*mmap_vma), GFP_KERNEL_ACCOUNT); - if (!mmap_vma) - return -ENOMEM; - - mmap_vma->vma = vma; - list_add(&mmap_vma->vma_next, &vdev->vma_list); - - return 0; -} - -/* - * Zap mmaps on open so that we can fault them in on access and therefore - * our vma_list only tracks mappings accessed since last zap. - */ -static void vfio_pci_mmap_open(struct vm_area_struct *vma) -{ - zap_vma_ptes(vma, vma->vm_start, vma->vm_end - vma->vm_start); -} - -static void vfio_pci_mmap_close(struct vm_area_struct *vma) +static unsigned long vma_to_pfn(struct vm_area_struct *vma) { struct vfio_pci_core_device *vdev = vma->vm_private_data; - struct vfio_pci_mmap_vma *mmap_vma; + int index = vma->vm_pgoff >> (VFIO_PCI_OFFSET_SHIFT - PAGE_SHIFT); + u64 pgoff; - mutex_lock(&vdev->vma_lock); - list_for_each_entry(mmap_vma, &vdev->vma_list, vma_next) { - if (mmap_vma->vma == vma) { - list_del(&mmap_vma->vma_next); - kfree(mmap_vma); - break; - } - } - mutex_unlock(&vdev->vma_lock); + pgoff = vma->vm_pgoff & + ((1U << (VFIO_PCI_OFFSET_SHIFT - PAGE_SHIFT)) - 1); + + return (pci_resource_start(vdev->pdev, index) >> PAGE_SHIFT) + pgoff; } static vm_fault_t vfio_pci_mmap_fault(struct vm_fault *vmf) { struct vm_area_struct *vma = vmf->vma; struct vfio_pci_core_device *vdev = vma->vm_private_data; - struct vfio_pci_mmap_vma *mmap_vma; - vm_fault_t ret = VM_FAULT_NOPAGE; + unsigned long pfn, pgoff = vmf->pgoff - vma->vm_pgoff; + unsigned long addr = vma->vm_start; + vm_fault_t ret = VM_FAULT_SIGBUS; + + pfn = vma_to_pfn(vma); - mutex_lock(&vdev->vma_lock); down_read(&vdev->memory_lock); - /* - * Memory region cannot be accessed if the low power feature is engaged - * or memory access is disabled. - */ - if (vdev->pm_runtime_engaged || !__vfio_pci_memory_enabled(vdev)) { - ret = VM_FAULT_SIGBUS; - goto up_out; - } + if (vdev->pm_runtime_engaged || !__vfio_pci_memory_enabled(vdev)) + goto out_unlock; + + ret = vmf_insert_pfn(vma, vmf->address, pfn + pgoff); + if (ret & VM_FAULT_ERROR) + goto out_unlock; /* - * We populate the whole vma on fault, so we need to test whether - * the vma has already been mapped, such as for concurrent faults - * to the same vma. io_remap_pfn_range() will trigger a BUG_ON if - * we ask it to fill the same range again. + * Pre-fault the remainder of the vma, abort further insertions and + * supress error if fault is encountered during pre-fault. */ - list_for_each_entry(mmap_vma, &vdev->vma_list, vma_next) { - if (mmap_vma->vma == vma) - goto up_out; - } - - if (io_remap_pfn_range(vma, vma->vm_start, vma->vm_pgoff, - vma->vm_end - vma->vm_start, - vma->vm_page_prot)) { - ret = VM_FAULT_SIGBUS; - zap_vma_ptes(vma, vma->vm_start, vma->vm_end - vma->vm_start); - goto up_out; - } + for (; addr < vma->vm_end; addr += PAGE_SIZE, pfn++) { + if (addr == vmf->address) + continue; - if (__vfio_pci_add_vma(vdev, vma)) { - ret = VM_FAULT_OOM; - zap_vma_ptes(vma, vma->vm_start, vma->vm_end - vma->vm_start); + if (vmf_insert_pfn(vma, addr, pfn) & VM_FAULT_ERROR) + break; } -up_out: +out_unlock: up_read(&vdev->memory_lock); - mutex_unlock(&vdev->vma_lock); + return ret; } static const struct vm_operations_struct vfio_pci_mmap_ops = { - .open = vfio_pci_mmap_open, - .close = vfio_pci_mmap_close, .fault = vfio_pci_mmap_fault, }; @@ -1880,11 +1757,12 @@ int vfio_pci_core_mmap(struct vfio_device *core_vdev, struct vm_area_struct *vma vma->vm_private_data = vdev; vma->vm_page_prot = pgprot_noncached(vma->vm_page_prot); - vma->vm_pgoff = (pci_resource_start(pdev, index) >> PAGE_SHIFT) + pgoff; + vma->vm_page_prot = pgprot_decrypted(vma->vm_page_prot); /* - * See remap_pfn_range(), called from vfio_pci_fault() but we can't - * change vm_flags within the fault handler. Set them now. + * Set vm_flags now, they should not be changed in the fault handler. + * We want the same flags and page protection (decrypted above) as + * io_remap_pfn_range() would set. * * VM_ALLOW_ANY_UNCACHED: The VMA flag is implemented for ARM64, * allowing KVM stage 2 device mapping attributes to use Normal-NC @@ -2202,8 +2080,6 @@ int vfio_pci_core_init_dev(struct vfio_device *core_vdev) mutex_init(&vdev->ioeventfds_lock); INIT_LIST_HEAD(&vdev->dummy_resources_list); INIT_LIST_HEAD(&vdev->ioeventfds_list); - mutex_init(&vdev->vma_lock); - INIT_LIST_HEAD(&vdev->vma_list); INIT_LIST_HEAD(&vdev->sriov_pfs_item); init_rwsem(&vdev->memory_lock); xa_init(&vdev->ctx); @@ -2219,7 +2095,6 @@ void vfio_pci_core_release_dev(struct vfio_device *core_vdev) mutex_destroy(&vdev->igate); mutex_destroy(&vdev->ioeventfds_lock); - mutex_destroy(&vdev->vma_lock); kfree(vdev->region); kfree(vdev->pm_save); } @@ -2497,26 +2372,15 @@ unwind: return ret; } -/* - * We need to get memory_lock for each device, but devices can share mmap_lock, - * therefore we need to zap and hold the vma_lock for each device, and only then - * get each memory_lock. - */ static int vfio_pci_dev_set_hot_reset(struct vfio_device_set *dev_set, struct vfio_pci_group_info *groups, struct iommufd_ctx *iommufd_ctx) { - struct vfio_pci_core_device *cur_mem; - struct vfio_pci_core_device *cur_vma; - struct vfio_pci_core_device *cur; + struct vfio_pci_core_device *vdev; struct pci_dev *pdev; - bool is_mem = true; int ret; mutex_lock(&dev_set->lock); - cur_mem = list_first_entry(&dev_set->device_list, - struct vfio_pci_core_device, - vdev.dev_set_list); pdev = vfio_pci_dev_set_resettable(dev_set); if (!pdev) { @@ -2533,7 +2397,7 @@ static int vfio_pci_dev_set_hot_reset(struct vfio_device_set *dev_set, if (ret) goto err_unlock; - list_for_each_entry(cur_vma, &dev_set->device_list, vdev.dev_set_list) { + list_for_each_entry(vdev, &dev_set->device_list, vdev.dev_set_list) { bool owned; /* @@ -2557,38 +2421,38 @@ static int vfio_pci_dev_set_hot_reset(struct vfio_device_set *dev_set, * Otherwise, reset is not allowed. */ if (iommufd_ctx) { - int devid = vfio_iommufd_get_dev_id(&cur_vma->vdev, + int devid = vfio_iommufd_get_dev_id(&vdev->vdev, iommufd_ctx); owned = (devid > 0 || devid == -ENOENT); } else { - owned = vfio_dev_in_groups(&cur_vma->vdev, groups); + owned = vfio_dev_in_groups(&vdev->vdev, groups); } if (!owned) { ret = -EINVAL; - goto err_undo; + break; } /* - * Locking multiple devices is prone to deadlock, runaway and - * unwind if we hit contention. + * Take the memory write lock for each device and zap BAR + * mappings to prevent the user accessing the device while in + * reset. Locking multiple devices is prone to deadlock, + * runaway and unwind if we hit contention. */ - if (!vfio_pci_zap_and_vma_lock(cur_vma, true)) { + if (!down_write_trylock(&vdev->memory_lock)) { ret = -EBUSY; - goto err_undo; + break; } + + vfio_pci_zap_bars(vdev); } - cur_vma = NULL; - list_for_each_entry(cur_mem, &dev_set->device_list, vdev.dev_set_list) { - if (!down_write_trylock(&cur_mem->memory_lock)) { - ret = -EBUSY; - goto err_undo; - } - mutex_unlock(&cur_mem->vma_lock); + if (!list_entry_is_head(vdev, + &dev_set->device_list, vdev.dev_set_list)) { + vdev = list_prev_entry(vdev, vdev.dev_set_list); + goto err_undo; } - cur_mem = NULL; /* * The pci_reset_bus() will reset all the devices in the bus. @@ -2599,25 +2463,22 @@ static int vfio_pci_dev_set_hot_reset(struct vfio_device_set *dev_set, * cause the PCI config space reset without restoring the original * state (saved locally in 'vdev->pm_save'). */ - list_for_each_entry(cur, &dev_set->device_list, vdev.dev_set_list) - vfio_pci_set_power_state(cur, PCI_D0); + list_for_each_entry(vdev, &dev_set->device_list, vdev.dev_set_list) + vfio_pci_set_power_state(vdev, PCI_D0); ret = pci_reset_bus(pdev); + vdev = list_last_entry(&dev_set->device_list, + struct vfio_pci_core_device, vdev.dev_set_list); + err_undo: - list_for_each_entry(cur, &dev_set->device_list, vdev.dev_set_list) { - if (cur == cur_mem) - is_mem = false; - if (cur == cur_vma) - break; - if (is_mem) - up_write(&cur->memory_lock); - else - mutex_unlock(&cur->vma_lock); - } + list_for_each_entry_from_reverse(vdev, &dev_set->device_list, + vdev.dev_set_list) + up_write(&vdev->memory_lock); + + list_for_each_entry(vdev, &dev_set->device_list, vdev.dev_set_list) + pm_runtime_put(&vdev->pdev->dev); - list_for_each_entry(cur, &dev_set->device_list, vdev.dev_set_list) - pm_runtime_put(&cur->pdev->dev); err_unlock: mutex_unlock(&dev_set->lock); return ret; diff --git a/drivers/vfio/vfio_main.c b/drivers/vfio/vfio_main.c index e97d796a54fb..a5a62d9d963f 100644 --- a/drivers/vfio/vfio_main.c +++ b/drivers/vfio/vfio_main.c @@ -22,8 +22,10 @@ #include <linux/list.h> #include <linux/miscdevice.h> #include <linux/module.h> +#include <linux/mount.h> #include <linux/mutex.h> #include <linux/pci.h> +#include <linux/pseudo_fs.h> #include <linux/rwsem.h> #include <linux/sched.h> #include <linux/slab.h> @@ -43,9 +45,13 @@ #define DRIVER_AUTHOR "Alex Williamson <alex.williamson@redhat.com>" #define DRIVER_DESC "VFIO - User Level meta-driver" +#define VFIO_MAGIC 0x5646494f /* "VFIO" */ + static struct vfio { struct class *device_class; struct ida device_ida; + struct vfsmount *vfs_mount; + int fs_count; } vfio; #ifdef CONFIG_VFIO_NOIOMMU @@ -186,6 +192,8 @@ static void vfio_device_release(struct device *dev) if (device->ops->release) device->ops->release(device); + iput(device->inode); + simple_release_fs(&vfio.vfs_mount, &vfio.fs_count); kvfree(device); } @@ -228,6 +236,34 @@ out_free: } EXPORT_SYMBOL_GPL(_vfio_alloc_device); +static int vfio_fs_init_fs_context(struct fs_context *fc) +{ + return init_pseudo(fc, VFIO_MAGIC) ? 0 : -ENOMEM; +} + +static struct file_system_type vfio_fs_type = { + .name = "vfio", + .owner = THIS_MODULE, + .init_fs_context = vfio_fs_init_fs_context, + .kill_sb = kill_anon_super, +}; + +static struct inode *vfio_fs_inode_new(void) +{ + struct inode *inode; + int ret; + + ret = simple_pin_fs(&vfio_fs_type, &vfio.vfs_mount, &vfio.fs_count); + if (ret) + return ERR_PTR(ret); + + inode = alloc_anon_inode(vfio.vfs_mount->mnt_sb); + if (IS_ERR(inode)) + simple_release_fs(&vfio.vfs_mount, &vfio.fs_count); + + return inode; +} + /* * Initialize a vfio_device so it can be registered to vfio core. */ @@ -246,6 +282,11 @@ static int vfio_init_device(struct vfio_device *device, struct device *dev, init_completion(&device->comp); device->dev = dev; device->ops = ops; + device->inode = vfio_fs_inode_new(); + if (IS_ERR(device->inode)) { + ret = PTR_ERR(device->inode); + goto out_inode; + } if (ops->init) { ret = ops->init(device); @@ -260,6 +301,9 @@ static int vfio_init_device(struct vfio_device *device, struct device *dev, return 0; out_uninit: + iput(device->inode); + simple_release_fs(&vfio.vfs_mount, &vfio.fs_count); +out_inode: vfio_release_device_set(device); ida_free(&vfio.device_ida, device->index); return ret; diff --git a/fs/bcachefs/alloc_background.c b/fs/bcachefs/alloc_background.c index b57b788e02a6..a965a8d8d985 100644 --- a/fs/bcachefs/alloc_background.c +++ b/fs/bcachefs/alloc_background.c @@ -260,6 +260,14 @@ int bch2_alloc_v4_invalid(struct bch_fs *c, struct bkey_s_c k, "invalid data type (got %u should be %u)", a.v->data_type, alloc_data_type(*a.v, a.v->data_type)); + for (unsigned i = 0; i < 2; i++) + bkey_fsck_err_on(a.v->io_time[i] > LRU_TIME_MAX, + c, err, + alloc_key_io_time_bad, + "invalid io_time[%s]: %llu, max %llu", + i == READ ? "read" : "write", + a.v->io_time[i], LRU_TIME_MAX); + unsigned stripe_sectors = BCH_ALLOC_V4_BACKPOINTERS_START(a.v) * sizeof(u64) > offsetof(struct bch_alloc_v4, stripe_sectors) ? a.v->stripe_sectors @@ -587,8 +595,6 @@ int bch2_alloc_read(struct bch_fs *c) struct bch_dev *ca = NULL; int ret; - down_read(&c->gc_lock); - if (c->sb.version_upgrade_complete >= bcachefs_metadata_version_bucket_gens) { ret = for_each_btree_key(trans, iter, BTREE_ID_bucket_gens, POS_MIN, BTREE_ITER_prefetch, k, ({ @@ -637,7 +643,6 @@ int bch2_alloc_read(struct bch_fs *c) bch2_dev_put(ca); bch2_trans_put(trans); - up_read(&c->gc_lock); bch_err_fn(c, ret); return ret; @@ -828,8 +833,8 @@ int bch2_trigger_alloc(struct btree_trans *trans, alloc_data_type_set(new_a, new_a->data_type); if (bch2_bucket_sectors_total(*new_a) > bch2_bucket_sectors_total(*old_a)) { - new_a->io_time[READ] = max_t(u64, 1, atomic64_read(&c->io_clock[READ].now)); - new_a->io_time[WRITE]= max_t(u64, 1, atomic64_read(&c->io_clock[WRITE].now)); + new_a->io_time[READ] = bch2_current_io_time(c, READ); + new_a->io_time[WRITE]= bch2_current_io_time(c, WRITE); SET_BCH_ALLOC_V4_NEED_INC_GEN(new_a, true); SET_BCH_ALLOC_V4_NEED_DISCARD(new_a, true); } @@ -839,6 +844,7 @@ int bch2_trigger_alloc(struct btree_trans *trans, !bch2_bucket_is_open_safe(c, new.k->p.inode, new.k->p.offset)) { new_a->gen++; SET_BCH_ALLOC_V4_NEED_INC_GEN(new_a, false); + alloc_data_type_set(new_a, new_a->data_type); } if (old_a->data_type != new_a->data_type || @@ -852,7 +858,7 @@ int bch2_trigger_alloc(struct btree_trans *trans, if (new_a->data_type == BCH_DATA_cached && !new_a->io_time[READ]) - new_a->io_time[READ] = max_t(u64, 1, atomic64_read(&c->io_clock[READ].now)); + new_a->io_time[READ] = bch2_current_io_time(c, READ); u64 old_lru = alloc_lru_idx_read(*old_a); u64 new_lru = alloc_lru_idx_read(*new_a); @@ -948,7 +954,7 @@ int bch2_trigger_alloc(struct btree_trans *trans, closure_wake_up(&c->freelist_wait); if (statechange(a->data_type == BCH_DATA_need_discard) && - !bch2_bucket_is_open(c, new.k->p.inode, new.k->p.offset) && + !bch2_bucket_is_open_safe(c, new.k->p.inode, new.k->p.offset) && bucket_flushed(new_a)) bch2_discard_one_bucket_fast(c, new.k->p); @@ -1628,7 +1634,7 @@ static int bch2_check_alloc_to_lru_ref(struct btree_trans *trans, if (ret) goto err; - a_mut->v.io_time[READ] = atomic64_read(&c->io_clock[READ].now); + a_mut->v.io_time[READ] = bch2_current_io_time(c, READ); ret = bch2_trans_update(trans, alloc_iter, &a_mut->k_i, BTREE_TRIGGER_norun); if (ret) @@ -1837,8 +1843,9 @@ static int bch2_discard_one_bucket(struct btree_trans *trans, } SET_BCH_ALLOC_V4_NEED_DISCARD(&a->v, false); - alloc_data_type_set(&a->v, a->v.data_type); write: + alloc_data_type_set(&a->v, a->v.data_type); + ret = bch2_trans_update(trans, &iter, &a->k_i, 0) ?: bch2_trans_commit(trans, NULL, NULL, BCH_WATERMARK_btree| @@ -2025,8 +2032,8 @@ static int invalidate_one_bucket(struct btree_trans *trans, a->v.dirty_sectors = 0; a->v.stripe_sectors = 0; a->v.cached_sectors = 0; - a->v.io_time[READ] = atomic64_read(&c->io_clock[READ].now); - a->v.io_time[WRITE] = atomic64_read(&c->io_clock[WRITE].now); + a->v.io_time[READ] = bch2_current_io_time(c, READ); + a->v.io_time[WRITE] = bch2_current_io_time(c, WRITE); ret = bch2_trans_commit(trans, NULL, NULL, BCH_WATERMARK_btree| @@ -2061,6 +2068,21 @@ err: goto out; } +static struct bkey_s_c next_lru_key(struct btree_trans *trans, struct btree_iter *iter, + struct bch_dev *ca, bool *wrapped) +{ + struct bkey_s_c k; +again: + k = bch2_btree_iter_peek_upto(iter, lru_pos(ca->dev_idx, U64_MAX, LRU_TIME_MAX)); + if (!k.k && !*wrapped) { + bch2_btree_iter_set_pos(iter, lru_pos(ca->dev_idx, 0, 0)); + *wrapped = true; + goto again; + } + + return k; +} + static void bch2_do_invalidates_work(struct work_struct *work) { struct bch_fs *c = container_of(work, struct bch_fs, invalidate_work); @@ -2074,12 +2096,33 @@ static void bch2_do_invalidates_work(struct work_struct *work) for_each_member_device(c, ca) { s64 nr_to_invalidate = should_invalidate_buckets(ca, bch2_dev_usage_read(ca)); + struct btree_iter iter; + bool wrapped = false; + + bch2_trans_iter_init(trans, &iter, BTREE_ID_lru, + lru_pos(ca->dev_idx, 0, + ((bch2_current_io_time(c, READ) + U32_MAX) & + LRU_TIME_MAX)), 0); - ret = for_each_btree_key_upto(trans, iter, BTREE_ID_lru, - lru_pos(ca->dev_idx, 0, 0), - lru_pos(ca->dev_idx, U64_MAX, LRU_TIME_MAX), - BTREE_ITER_intent, k, - invalidate_one_bucket(trans, &iter, k, &nr_to_invalidate)); + while (true) { + bch2_trans_begin(trans); + + struct bkey_s_c k = next_lru_key(trans, &iter, ca, &wrapped); + ret = bkey_err(k); + if (bch2_err_matches(ret, BCH_ERR_transaction_restart)) + continue; + if (ret) + break; + if (!k.k) + break; + + ret = invalidate_one_bucket(trans, &iter, k, &nr_to_invalidate); + if (ret) + break; + + bch2_btree_iter_advance(&iter); + } + bch2_trans_iter_exit(trans, &iter); if (ret < 0) { bch2_dev_put(ca); @@ -2254,7 +2297,7 @@ int bch2_bucket_io_time_reset(struct btree_trans *trans, unsigned dev, if (ret) return ret; - now = atomic64_read(&c->io_clock[rw].now); + now = bch2_current_io_time(c, rw); if (a->v.io_time[rw] == now) goto out; diff --git a/fs/bcachefs/alloc_background.h b/fs/bcachefs/alloc_background.h index 59c08c79651b..dcf58c38d25c 100644 --- a/fs/bcachefs/alloc_background.h +++ b/fs/bcachefs/alloc_background.h @@ -162,7 +162,13 @@ static inline u64 alloc_lru_idx_fragmentation(struct bch_alloc_v4 a, !bch2_bucket_sectors_fragmented(ca, a)) return 0; - u64 d = bch2_bucket_sectors_dirty(a); + /* + * avoid overflowing LRU_TIME_BITS on a corrupted fs, when + * bucket_sectors_dirty is (much) bigger than bucket_size + */ + u64 d = min(bch2_bucket_sectors_dirty(a), + ca->mi.bucket_size); + return div_u64(d * (1ULL << 31), ca->mi.bucket_size); } diff --git a/fs/bcachefs/bcachefs.h b/fs/bcachefs/bcachefs.h index 3cb44a2bd80e..5b7ee707d654 100644 --- a/fs/bcachefs/bcachefs.h +++ b/fs/bcachefs/bcachefs.h @@ -533,8 +533,8 @@ struct bch_dev { /* * Buckets: * Per-bucket arrays are protected by c->mark_lock, bucket_lock and - * gc_lock, for device resize - holding any is sufficient for access: - * Or rcu_read_lock(), but only for dev_ptr_stale(): + * gc_gens_lock, for device resize - holding any is sufficient for + * access: Or rcu_read_lock(), but only for dev_ptr_stale(): */ struct bucket_array __rcu *buckets_gc; struct bucket_gens __rcu *bucket_gens; @@ -1208,6 +1208,11 @@ static inline s64 bch2_current_time(const struct bch_fs *c) return timespec_to_bch2_time(c, now); } +static inline u64 bch2_current_io_time(const struct bch_fs *c, int rw) +{ + return max(1ULL, (u64) atomic64_read(&c->io_clock[rw].now) & LRU_TIME_MAX); +} + static inline struct stdio_redirect *bch2_fs_stdio_redirect(struct bch_fs *c) { struct stdio_redirect *stdio = c->stdio; diff --git a/fs/bcachefs/bcachefs_format.h b/fs/bcachefs/bcachefs_format.h index 0da827445552..74a60b1a4ddf 100644 --- a/fs/bcachefs/bcachefs_format.h +++ b/fs/bcachefs/bcachefs_format.h @@ -468,15 +468,6 @@ struct bch_backpointer { struct bpos pos; } __packed __aligned(8); -/* LRU btree: */ - -struct bch_lru { - struct bch_val v; - __le64 idx; -} __packed __aligned(8); - -#define LRU_ID_STRIPES (1U << 16) - /* Optional/variable size superblock sections: */ struct bch_sb_field { @@ -513,6 +504,7 @@ struct bch_sb_field { #include "inode_format.h" #include "journal_seq_blacklist_format.h" #include "logged_ops_format.h" +#include "lru_format.h" #include "quota_format.h" #include "reflink_format.h" #include "replicas_format.h" @@ -951,8 +943,9 @@ enum bch_version_upgrade_opts { #define BCH_ERROR_ACTIONS() \ x(continue, 0) \ - x(ro, 1) \ - x(panic, 2) + x(fix_safe, 1) \ + x(panic, 2) \ + x(ro, 3) enum bch_error_actions { #define x(t, n) BCH_ON_ERROR_##t = n, @@ -1347,9 +1340,10 @@ enum btree_id { /* * Maximum number of btrees that we will _ever_ have under the current scheme, - * where we refer to them with bitfields + * where we refer to them with 64 bit bitfields - and we also need a bit for + * the interior btree node type: */ -#define BTREE_ID_NR_MAX 64 +#define BTREE_ID_NR_MAX 63 static inline bool btree_id_is_alloc(enum btree_id id) { diff --git a/fs/bcachefs/btree_gc.c b/fs/bcachefs/btree_gc.c index 0c2eb75676f9..2e9ccb2071ff 100644 --- a/fs/bcachefs/btree_gc.c +++ b/fs/bcachefs/btree_gc.c @@ -1229,7 +1229,7 @@ int bch2_gc_gens(struct bch_fs *c) int ret; /* - * Ideally we would be using state_lock and not gc_lock here, but that + * Ideally we would be using state_lock and not gc_gens_lock here, but that * introduces a deadlock in the RO path - we currently take the state * lock at the start of going RO, thus the gc thread may get stuck: */ @@ -1237,7 +1237,8 @@ int bch2_gc_gens(struct bch_fs *c) return 0; trace_and_count(c, gc_gens_start, c); - down_read(&c->gc_lock); + + down_read(&c->state_lock); for_each_member_device(c, ca) { struct bucket_gens *gens = bucket_gens(ca); @@ -1306,7 +1307,7 @@ err: ca->oldest_gen = NULL; } - up_read(&c->gc_lock); + up_read(&c->state_lock); mutex_unlock(&c->gc_gens_lock); if (!bch2_err_matches(ret, EROFS)) bch_err_fn(c, ret); diff --git a/fs/bcachefs/btree_iter.c b/fs/bcachefs/btree_iter.c index caa98d2a735c..f0c4ad2cdef7 100644 --- a/fs/bcachefs/btree_iter.c +++ b/fs/bcachefs/btree_iter.c @@ -325,7 +325,7 @@ out: } void bch2_assert_pos_locked(struct btree_trans *trans, enum btree_id id, - struct bpos pos, bool key_cache) + struct bpos pos) { bch2_trans_verify_not_unlocked(trans); @@ -336,19 +336,12 @@ void bch2_assert_pos_locked(struct btree_trans *trans, enum btree_id id, btree_trans_sort_paths(trans); trans_for_each_path_inorder(trans, path, iter) { - int cmp = cmp_int(path->btree_id, id) ?: - cmp_int(path->cached, key_cache); - - if (cmp > 0) - break; - if (cmp < 0) - continue; - - if (!btree_node_locked(path, 0) || + if (path->btree_id != id || + !btree_node_locked(path, 0) || !path->should_be_locked) continue; - if (!key_cache) { + if (!path->cached) { if (bkey_ge(pos, path->l[0].b->data->min_key) && bkey_le(pos, path->l[0].b->key.k.p)) return; @@ -361,9 +354,7 @@ void bch2_assert_pos_locked(struct btree_trans *trans, enum btree_id id, bch2_dump_trans_paths_updates(trans); bch2_bpos_to_text(&buf, pos); - panic("not locked: %s %s%s\n", - bch2_btree_id_str(id), buf.buf, - key_cache ? " cached" : ""); + panic("not locked: %s %s\n", bch2_btree_id_str(id), buf.buf); } #else @@ -1483,6 +1474,14 @@ static void bch2_btree_path_to_text_short(struct printbuf *out, struct btree_tra path->level); bch2_bpos_to_text(out, path->pos); + if (!path->cached && btree_node_locked(path, path->level)) { + prt_char(out, ' '); + struct btree *b = path_l(path)->b; + bch2_bpos_to_text(out, b->data->min_key); + prt_char(out, '-'); + bch2_bpos_to_text(out, b->key.k.p); + } + #ifdef TRACK_PATH_ALLOCATED prt_printf(out, " %pS", (void *) path->ip_allocated); #endif @@ -3163,6 +3162,7 @@ struct btree_trans *__bch2_trans_get(struct bch_fs *c, unsigned fn_idx) list_add_done: seqmutex_unlock(&c->btree_trans_lock); got_trans: + trans->ref.closure_get_happened = false; trans->c = c; trans->last_begin_time = local_clock(); trans->fn_idx = fn_idx; @@ -3237,7 +3237,6 @@ void bch2_trans_put(struct btree_trans *trans) trans_for_each_update(trans, i) __btree_path_put(trans->paths + i->path, true); trans->nr_updates = 0; - trans->locking_wait.task = NULL; check_btree_paths_leaked(trans); @@ -3249,6 +3248,13 @@ void bch2_trans_put(struct btree_trans *trans) if (unlikely(trans->journal_replay_not_finished)) bch2_journal_keys_put(c); + /* + * trans->ref protects trans->locking_wait.task, btree_paths arary; used + * by cycle detector + */ + closure_sync(&trans->ref); + trans->locking_wait.task = NULL; + unsigned long *paths_allocated = trans->paths_allocated; trans->paths_allocated = NULL; trans->paths = NULL; @@ -3266,8 +3272,6 @@ void bch2_trans_put(struct btree_trans *trans) trans = this_cpu_xchg(c->btree_trans_bufs->trans, trans); if (trans) { - closure_sync(&trans->ref); - seqmutex_lock(&c->btree_trans_lock); list_del(&trans->list); seqmutex_unlock(&c->btree_trans_lock); diff --git a/fs/bcachefs/btree_iter.h b/fs/bcachefs/btree_iter.h index bdb3cd2ef98a..c7725865309c 100644 --- a/fs/bcachefs/btree_iter.h +++ b/fs/bcachefs/btree_iter.h @@ -268,12 +268,11 @@ static inline int bch2_trans_mutex_lock(struct btree_trans *trans, struct mutex #ifdef CONFIG_BCACHEFS_DEBUG void bch2_trans_verify_paths(struct btree_trans *); -void bch2_assert_pos_locked(struct btree_trans *, enum btree_id, - struct bpos, bool); +void bch2_assert_pos_locked(struct btree_trans *, enum btree_id, struct bpos); #else static inline void bch2_trans_verify_paths(struct btree_trans *trans) {} static inline void bch2_assert_pos_locked(struct btree_trans *trans, enum btree_id id, - struct bpos pos, bool key_cache) {} + struct bpos pos) {} #endif void bch2_btree_path_fix_key_modified(struct btree_trans *trans, diff --git a/fs/bcachefs/btree_key_cache.c b/fs/bcachefs/btree_key_cache.c index 8b2fd0ae6028..88ccf8dbb5a9 100644 --- a/fs/bcachefs/btree_key_cache.c +++ b/fs/bcachefs/btree_key_cache.c @@ -792,6 +792,7 @@ void bch2_btree_key_cache_drop(struct btree_trans *trans, struct btree_path *path) { struct bch_fs *c = trans->c; + struct btree_key_cache *bc = &c->btree_key_cache; struct bkey_cached *ck = (void *) path->l[0].b; BUG_ON(!ck->valid); @@ -806,7 +807,11 @@ void bch2_btree_key_cache_drop(struct btree_trans *trans, bch2_journal_pin_drop(&c->journal, &ck->journal); } - ck->valid = false; + bkey_cached_evict(bc, ck); + bkey_cached_free_fast(bc, ck); + + mark_btree_node_locked(trans, path, 0, BTREE_NODE_UNLOCKED); + btree_path_set_dirty(path, BTREE_ITER_NEED_TRAVERSE); } static unsigned long bch2_btree_key_cache_scan(struct shrinker *shrink, diff --git a/fs/bcachefs/btree_trans_commit.c b/fs/bcachefs/btree_trans_commit.c index 8ab85f212f60..cca336fe46e9 100644 --- a/fs/bcachefs/btree_trans_commit.c +++ b/fs/bcachefs/btree_trans_commit.c @@ -137,7 +137,8 @@ static inline void bch2_trans_unlock_write(struct btree_trans *trans) { if (likely(trans->write_locked)) { trans_for_each_update(trans, i) - if (!same_leaf_as_prev(trans, i)) + if (btree_node_locked_type(trans->paths + i->path, i->level) == + BTREE_NODE_WRITE_LOCKED) bch2_btree_node_unlock_write_inlined(trans, trans->paths + i->path, insert_l(trans, i)->b); trans->write_locked = false; @@ -777,14 +778,12 @@ bch2_trans_commit_write_locked(struct btree_trans *trans, unsigned flags, trans_for_each_update(trans, i) { struct btree_path *path = trans->paths + i->path; - if (!i->cached) { + if (!i->cached) bch2_btree_insert_key_leaf(trans, path, i->k, trans->journal_res.seq); - } else if (!i->key_cache_already_flushed) + else if (!i->key_cache_already_flushed) bch2_btree_insert_key_cached(trans, flags, i); - else { + else bch2_btree_key_cache_drop(trans, path); - btree_path_set_dirty(path, BTREE_ITER_NEED_TRAVERSE); - } } return 0; diff --git a/fs/bcachefs/buckets.c b/fs/bcachefs/buckets.c index 74c0fce3961c..a426b28ed7df 100644 --- a/fs/bcachefs/buckets.c +++ b/fs/bcachefs/buckets.c @@ -1217,7 +1217,6 @@ int bch2_dev_buckets_resize(struct bch_fs *c, struct bch_dev *ca, u64 nbuckets) bucket_gens->nbuckets - bucket_gens->first_bucket; if (resize) { - down_write(&c->gc_lock); down_write(&ca->bucket_lock); percpu_down_write(&c->mark_lock); } @@ -1240,7 +1239,6 @@ int bch2_dev_buckets_resize(struct bch_fs *c, struct bch_dev *ca, u64 nbuckets) if (resize) { percpu_up_write(&c->mark_lock); up_write(&ca->bucket_lock); - up_write(&c->gc_lock); } ret = 0; diff --git a/fs/bcachefs/buckets.h b/fs/bcachefs/buckets.h index fa5637967f23..4a14741b8b36 100644 --- a/fs/bcachefs/buckets.h +++ b/fs/bcachefs/buckets.h @@ -85,7 +85,7 @@ static inline struct bucket_array *gc_bucket_array(struct bch_dev *ca) return rcu_dereference_check(ca->buckets_gc, !ca->fs || percpu_rwsem_is_held(&ca->fs->mark_lock) || - lockdep_is_held(&ca->fs->gc_lock) || + lockdep_is_held(&ca->fs->state_lock) || lockdep_is_held(&ca->bucket_lock)); } @@ -103,7 +103,7 @@ static inline struct bucket_gens *bucket_gens(struct bch_dev *ca) return rcu_dereference_check(ca->bucket_gens, !ca->fs || percpu_rwsem_is_held(&ca->fs->mark_lock) || - lockdep_is_held(&ca->fs->gc_lock) || + lockdep_is_held(&ca->fs->state_lock) || lockdep_is_held(&ca->bucket_lock)); } diff --git a/fs/bcachefs/chardev.c b/fs/bcachefs/chardev.c index 4248c251fce5..72ade3664d7b 100644 --- a/fs/bcachefs/chardev.c +++ b/fs/bcachefs/chardev.c @@ -229,7 +229,8 @@ static long bch2_ioctl_fsck_offline(struct bch_ioctl_fsck_offline __user *user_a ret = PTR_ERR_OR_ZERO(optstr) ?: bch2_parse_mount_opts(NULL, &thr->opts, NULL, optstr); - kfree(optstr); + if (!IS_ERR(optstr)) + kfree(optstr); if (ret) goto err; @@ -333,7 +334,8 @@ static long bch2_ioctl_disk_add(struct bch_fs *c, struct bch_ioctl_disk arg) return ret; ret = bch2_dev_add(c, path); - kfree(path); + if (!IS_ERR(path)) + kfree(path); return ret; } @@ -579,7 +581,6 @@ static long bch2_ioctl_query_accounting(struct bch_fs *c, ret = copy_to_user_errcode(user_arg, &arg, sizeof(arg)); err: - bch_err_fn(c, ret); darray_exit(&accounting); return ret; } @@ -861,7 +862,8 @@ static long bch2_ioctl_fsck_online(struct bch_fs *c, ret = PTR_ERR_OR_ZERO(optstr) ?: bch2_parse_mount_opts(c, &thr->opts, NULL, optstr); - kfree(optstr); + if (!IS_ERR(optstr)) + kfree(optstr); if (ret) goto err; diff --git a/fs/bcachefs/disk_accounting.c b/fs/bcachefs/disk_accounting.c index bd7a0c772f61..370374591724 100644 --- a/fs/bcachefs/disk_accounting.c +++ b/fs/bcachefs/disk_accounting.c @@ -68,12 +68,12 @@ static const char * const disk_accounting_type_strs[] = { NULL }; -static inline void accounting_key_init(struct bkey_i *k, struct disk_accounting_pos pos, +static inline void accounting_key_init(struct bkey_i *k, struct disk_accounting_pos *pos, s64 *d, unsigned nr) { struct bkey_i_accounting *acc = bkey_accounting_init(k); - acc->k.p = disk_accounting_pos_to_bpos(&pos); + acc->k.p = disk_accounting_pos_to_bpos(pos); set_bkey_val_u64s(&acc->k, sizeof(struct bch_accounting) / sizeof(u64) + nr); memcpy_u64s_small(acc->v.d, d, nr); @@ -94,7 +94,7 @@ int bch2_disk_accounting_mod(struct btree_trans *trans, struct { __BKEY_PADDED(k, BCH_ACCOUNTING_MAX_COUNTERS); } k_i; - accounting_key_init(&k_i.k, *k, d, nr); + accounting_key_init(&k_i.k, k, d, nr); return likely(!gc) ? bch2_trans_update_buffered(trans, BTREE_ID_accounting, &k_i.k) @@ -330,7 +330,9 @@ int bch2_fs_replicas_usage_read(struct bch_fs *c, darray_char *usage) if (!accounting_to_replicas(&u.r.r, i->pos)) continue; - bch2_accounting_mem_read_counters(acc, i - acc->k.data, &u.r.sectors, 1, false); + u64 sectors; + bch2_accounting_mem_read_counters(acc, i - acc->k.data, §ors, 1, false); + u.r.sectors = sectors; ret = darray_make_room(usage, replicas_usage_bytes(&u.r)); if (ret) @@ -498,7 +500,7 @@ int bch2_gc_accounting_done(struct bch_fs *c) memset(&trans->fs_usage_delta, 0, sizeof(trans->fs_usage_delta)); struct { __BKEY_PADDED(k, BCH_ACCOUNTING_MAX_COUNTERS); } k_i; - accounting_key_init(&k_i.k, acc_k, src_v, nr); + accounting_key_init(&k_i.k, &acc_k, src_v, nr); bch2_accounting_mem_mod_locked(trans, bkey_i_to_s_c_accounting(&k_i.k), false); preempt_disable(); diff --git a/fs/bcachefs/error.c b/fs/bcachefs/error.c index 9d7cc79ed89b..a62b63108820 100644 --- a/fs/bcachefs/error.c +++ b/fs/bcachefs/error.c @@ -16,6 +16,7 @@ bool bch2_inconsistent_error(struct bch_fs *c) switch (c->opts.errors) { case BCH_ON_ERROR_continue: return false; + case BCH_ON_ERROR_fix_safe: case BCH_ON_ERROR_ro: if (bch2_fs_emergency_read_only(c)) bch_err(c, "inconsistency detected - emergency read only at journal seq %llu", @@ -211,6 +212,12 @@ static void prt_actioning(struct printbuf *out, const char *action) prt_str(out, "ing"); } +static const u8 fsck_flags_extra[] = { +#define x(t, n, flags) [BCH_FSCK_ERR_##t] = flags, + BCH_SB_ERRS() +#undef x +}; + int __bch2_fsck_err(struct bch_fs *c, struct btree_trans *trans, enum bch_fsck_flags flags, @@ -226,6 +233,9 @@ int __bch2_fsck_err(struct bch_fs *c, might_sleep(); + if (!WARN_ON(err >= ARRAY_SIZE(fsck_flags_extra))) + flags |= fsck_flags_extra[err]; + if (!c) c = trans->c; @@ -293,7 +303,14 @@ int __bch2_fsck_err(struct bch_fs *c, prt_printf(out, bch2_log_msg(c, "")); #endif - if (!test_bit(BCH_FS_fsck_running, &c->flags)) { + if ((flags & FSCK_CAN_FIX) && + (flags & FSCK_AUTOFIX) && + (c->opts.errors == BCH_ON_ERROR_continue || + c->opts.errors == BCH_ON_ERROR_fix_safe)) { + prt_str(out, ", "); + prt_actioning(out, action); + ret = -BCH_ERR_fsck_fix; + } else if (!test_bit(BCH_FS_fsck_running, &c->flags)) { if (c->opts.errors != BCH_ON_ERROR_continue || !(flags & (FSCK_CAN_FIX|FSCK_CAN_IGNORE))) { prt_str(out, ", shutting down"); diff --git a/fs/bcachefs/error.h b/fs/bcachefs/error.h index ead36936e2f2..995e6bba9bad 100644 --- a/fs/bcachefs/error.h +++ b/fs/bcachefs/error.h @@ -108,13 +108,6 @@ struct fsck_err_state { char *last_msg; }; -enum bch_fsck_flags { - FSCK_CAN_FIX = 1 << 0, - FSCK_CAN_IGNORE = 1 << 1, - FSCK_NEED_FSCK = 1 << 2, - FSCK_NO_RATELIMIT = 1 << 3, -}; - #define fsck_err_count(_c, _err) bch2_sb_err_count(_c, BCH_FSCK_ERR_##_err) __printf(5, 6) __cold diff --git a/fs/bcachefs/fs-common.h b/fs/bcachefs/fs-common.h index dde237859514..c934e807b380 100644 --- a/fs/bcachefs/fs-common.h +++ b/fs/bcachefs/fs-common.h @@ -2,6 +2,8 @@ #ifndef _BCACHEFS_FS_COMMON_H #define _BCACHEFS_FS_COMMON_H +#include "dirent.h" + struct posix_acl; #define BCH_CREATE_TMPFILE (1U << 0) diff --git a/fs/bcachefs/fs-io-buffered.c b/fs/bcachefs/fs-io-buffered.c index 54873ecc635c..1355d618f988 100644 --- a/fs/bcachefs/fs-io-buffered.c +++ b/fs/bcachefs/fs-io-buffered.c @@ -678,8 +678,8 @@ int bch2_write_begin(struct file *file, struct address_space *mapping, bch2_pagecache_add_get(inode); folio = __filemap_get_folio(mapping, pos >> PAGE_SHIFT, - FGP_LOCK|FGP_WRITE|FGP_CREAT|FGP_STABLE, - mapping_gfp_mask(mapping)); + FGP_WRITEBEGIN | fgf_set_order(len), + mapping_gfp_mask(mapping)); if (IS_ERR_OR_NULL(folio)) goto err_unlock; @@ -820,9 +820,8 @@ static int __bch2_buffered_write(struct bch_inode_info *inode, darray_init(&fs); ret = bch2_filemap_get_contig_folios_d(mapping, pos, end, - FGP_LOCK|FGP_WRITE|FGP_STABLE|FGP_CREAT, - mapping_gfp_mask(mapping), - &fs); + FGP_WRITEBEGIN | fgf_set_order(len), + mapping_gfp_mask(mapping), &fs); if (ret) goto out; diff --git a/fs/bcachefs/fs-io-direct.c b/fs/bcachefs/fs-io-direct.c index 049b61bc9a5b..e246b1e05aa2 100644 --- a/fs/bcachefs/fs-io-direct.c +++ b/fs/bcachefs/fs-io-direct.c @@ -179,7 +179,7 @@ ssize_t bch2_read_iter(struct kiocb *iocb, struct iov_iter *iter) struct bch_inode_info *inode = file_bch_inode(file); struct address_space *mapping = file->f_mapping; size_t count = iov_iter_count(iter); - ssize_t ret; + ssize_t ret = 0; if (!count) return 0; /* skip atime */ @@ -205,7 +205,7 @@ ssize_t bch2_read_iter(struct kiocb *iocb, struct iov_iter *iter) iocb->ki_pos += ret; } else { bch2_pagecache_add_get(inode); - ret = generic_file_read_iter(iocb, iter); + ret = filemap_read(iocb, iter, ret); bch2_pagecache_add_put(inode); } out: diff --git a/fs/bcachefs/fs.c b/fs/bcachefs/fs.c index d59d2e6b239e..fd01a5402c28 100644 --- a/fs/bcachefs/fs.c +++ b/fs/bcachefs/fs.c @@ -58,9 +58,7 @@ void bch2_inode_update_after_write(struct btree_trans *trans, BUG_ON(bi->bi_inum != inode->v.i_ino); - bch2_assert_pos_locked(trans, BTREE_ID_inodes, - POS(0, bi->bi_inum), - c->opts.inodes_use_key_cache); + bch2_assert_pos_locked(trans, BTREE_ID_inodes, POS(0, bi->bi_inum)); set_nlink(&inode->v, bch2_inode_nlink_get(bi)); i_uid_write(&inode->v, bi->bi_uid); @@ -190,6 +188,12 @@ static struct bch_inode_info *bch2_inode_insert(struct bch_fs *c, struct bch_ino BUG_ON(!old); if (unlikely(old != inode)) { + /* + * bcachefs doesn't use I_NEW; we have no use for it since we + * only insert fully created inodes in the inode hash table. But + * discard_new_inode() expects it to be set... + */ + inode->v.i_flags |= I_NEW; discard_new_inode(&inode->v); inode = old; } else { @@ -197,8 +201,10 @@ static struct bch_inode_info *bch2_inode_insert(struct bch_fs *c, struct bch_ino list_add(&inode->ei_vfs_inode_list, &c->vfs_inodes_list); mutex_unlock(&c->vfs_inodes_lock); /* - * we really don't want insert_inode_locked2() to be setting - * I_NEW... + * Again, I_NEW makes no sense for bcachefs. This is only needed + * for clearing I_NEW, but since the inode was already fully + * created and initialized we didn't actually want + * inode_insert5() to set it for us. */ unlock_new_inode(&inode->v); } @@ -882,6 +888,16 @@ static int bch2_getattr(struct mnt_idmap *idmap, stat->subvol = inode->ei_subvol; stat->result_mask |= STATX_SUBVOL; + if ((request_mask & STATX_DIOALIGN) && S_ISREG(inode->v.i_mode)) { + stat->result_mask |= STATX_DIOALIGN; + /* + * this is incorrect; we should be tracking this in superblock, + * and checking the alignment of open devices + */ + stat->dio_mem_align = SECTOR_SIZE; + stat->dio_offset_align = block_bytes(c); + } + if (request_mask & STATX_BTIME) { stat->result_mask |= STATX_BTIME; stat->btime = bch2_time_to_timespec(c, inode->ei_inode.bi_otime); @@ -1159,6 +1175,7 @@ static const struct file_operations bch_file_operations = { .read_iter = bch2_read_iter, .write_iter = bch2_write_iter, .mmap = bch2_mmap, + .get_unmapped_area = thp_get_unmapped_area, .fsync = bch2_fsync, .splice_read = filemap_splice_read, .splice_write = iter_file_splice_write, @@ -1490,11 +1507,6 @@ static void bch2_vfs_inode_init(struct btree_trans *trans, subvol_inum inum, bch2_iget5_set(&inode->v, &inum); bch2_inode_update_after_write(trans, inode, bi, ~0); - if (BCH_SUBVOLUME_SNAP(subvol)) - set_bit(EI_INODE_SNAPSHOT, &inode->ei_flags); - else - clear_bit(EI_INODE_SNAPSHOT, &inode->ei_flags); - inode->v.i_blocks = bi->bi_sectors; inode->v.i_ino = bi->bi_inum; inode->v.i_rdev = bi->bi_dev; @@ -1506,6 +1518,9 @@ static void bch2_vfs_inode_init(struct btree_trans *trans, subvol_inum inum, inode->ei_qid = bch_qid(bi); inode->ei_subvol = inum.subvol; + if (BCH_SUBVOLUME_SNAP(subvol)) + set_bit(EI_INODE_SNAPSHOT, &inode->ei_flags); + inode->v.i_mapping->a_ops = &bch_address_space_operations; switch (inode->v.i_mode & S_IFMT) { diff --git a/fs/bcachefs/inode.c b/fs/bcachefs/inode.c index 6b807ecb516a..1e20020eadd1 100644 --- a/fs/bcachefs/inode.c +++ b/fs/bcachefs/inode.c @@ -535,12 +535,13 @@ fsck_err: static void __bch2_inode_unpacked_to_text(struct printbuf *out, struct bch_inode_unpacked *inode) { + prt_printf(out, "\n"); printbuf_indent_add(out, 2); prt_printf(out, "mode=%o\n", inode->bi_mode); prt_str(out, "flags="); prt_bitflags(out, bch2_inode_flag_strs, inode->bi_flags & ((1U << 20) - 1)); - prt_printf(out, " (%x)\n", inode->bi_flags); + prt_printf(out, "(%x)\n", inode->bi_flags); prt_printf(out, "journal_seq=%llu\n", inode->bi_journal_seq); prt_printf(out, "bi_size=%llu\n", inode->bi_size); diff --git a/fs/bcachefs/journal.c b/fs/bcachefs/journal.c index b9577161e2d6..d5a9f3ada25a 100644 --- a/fs/bcachefs/journal.c +++ b/fs/bcachefs/journal.c @@ -1166,6 +1166,9 @@ void bch2_dev_journal_stop(struct journal *j, struct bch_dev *ca) void bch2_fs_journal_stop(struct journal *j) { + if (!test_bit(JOURNAL_running, &j->flags)) + return; + bch2_journal_reclaim_stop(j); bch2_journal_flush_all_pins(j); diff --git a/fs/bcachefs/journal_io.c b/fs/bcachefs/journal_io.c index 5fda9a931bab..300ae43dbd08 100644 --- a/fs/bcachefs/journal_io.c +++ b/fs/bcachefs/journal_io.c @@ -722,13 +722,16 @@ static void journal_entry_dev_usage_to_text(struct printbuf *out, struct bch_fs prt_printf(out, "dev=%u", le32_to_cpu(u->dev)); + printbuf_indent_add(out, 2); for (i = 0; i < nr_types; i++) { + prt_newline(out); bch2_prt_data_type(out, i); prt_printf(out, ": buckets=%llu sectors=%llu fragmented=%llu", le64_to_cpu(u->d[i].buckets), le64_to_cpu(u->d[i].sectors), le64_to_cpu(u->d[i].fragmented)); } + printbuf_indent_sub(out, 2); } static int journal_entry_log_validate(struct bch_fs *c, @@ -1974,7 +1977,6 @@ CLOSURE_CALLBACK(bch2_journal_write) struct journal *j = container_of(w, struct journal, buf[w->idx]); struct bch_fs *c = container_of(j, struct bch_fs, journal); struct bch_replicas_padded replicas; - struct printbuf journal_debug_buf = PRINTBUF; unsigned nr_rw_members = 0; int ret; @@ -2018,11 +2020,15 @@ CLOSURE_CALLBACK(bch2_journal_write) } if (ret) { - __bch2_journal_debug_to_text(&journal_debug_buf, j); + struct printbuf buf = PRINTBUF; + buf.atomic++; + + prt_printf(&buf, bch2_fmt(c, "Unable to allocate journal write: %s"), + bch2_err_str(ret)); + __bch2_journal_debug_to_text(&buf, j); spin_unlock(&j->lock); - bch_err(c, "Unable to allocate journal write:\n%s", - journal_debug_buf.buf); - printbuf_exit(&journal_debug_buf); + bch2_print_string_as_lines(KERN_ERR, buf.buf); + printbuf_exit(&buf); goto err; } diff --git a/fs/bcachefs/lru.h b/fs/bcachefs/lru.h index fb11ab0dd00e..425ba732c965 100644 --- a/fs/bcachefs/lru.h +++ b/fs/bcachefs/lru.h @@ -2,9 +2,6 @@ #ifndef _BCACHEFS_LRU_H #define _BCACHEFS_LRU_H -#define LRU_TIME_BITS 48 -#define LRU_TIME_MAX ((1ULL << LRU_TIME_BITS) - 1) - static inline u64 lru_pos_id(struct bpos pos) { return pos.inode >> LRU_TIME_BITS; @@ -27,18 +24,6 @@ static inline struct bpos lru_pos(u16 lru_id, u64 dev_bucket, u64 time) return pos; } -#define BCH_LRU_TYPES() \ - x(read) \ - x(fragmentation) - -enum bch_lru_type { -#define x(n) BCH_LRU_##n, - BCH_LRU_TYPES() -#undef x -}; - -#define BCH_LRU_FRAGMENTATION_START ((1U << 16) - 1) - static inline enum bch_lru_type lru_type(struct bkey_s_c l) { u16 lru_id = l.k->p.inode >> 48; diff --git a/fs/bcachefs/lru_format.h b/fs/bcachefs/lru_format.h new file mode 100644 index 000000000000..f372cb3b8cda --- /dev/null +++ b/fs/bcachefs/lru_format.h @@ -0,0 +1,25 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +#ifndef _BCACHEFS_LRU_FORMAT_H +#define _BCACHEFS_LRU_FORMAT_H + +struct bch_lru { + struct bch_val v; + __le64 idx; +} __packed __aligned(8); + +#define BCH_LRU_TYPES() \ + x(read) \ + x(fragmentation) + +enum bch_lru_type { +#define x(n) BCH_LRU_##n, + BCH_LRU_TYPES() +#undef x +}; + +#define BCH_LRU_FRAGMENTATION_START ((1U << 16) - 1) + +#define LRU_TIME_BITS 48 +#define LRU_TIME_MAX ((1ULL << LRU_TIME_BITS) - 1) + +#endif /* _BCACHEFS_LRU_FORMAT_H */ diff --git a/fs/bcachefs/opts.h b/fs/bcachefs/opts.h index cff35845aaf6..840dfd756760 100644 --- a/fs/bcachefs/opts.h +++ b/fs/bcachefs/opts.h @@ -137,7 +137,7 @@ enum fsck_err_opts { x(errors, u8, \ OPT_FS|OPT_FORMAT|OPT_MOUNT|OPT_RUNTIME, \ OPT_STR(bch2_error_actions), \ - BCH_SB_ERROR_ACTION, BCH_ON_ERROR_ro, \ + BCH_SB_ERROR_ACTION, BCH_ON_ERROR_fix_safe, \ NULL, "Action to take on filesystem error") \ x(metadata_replicas, u8, \ OPT_FS|OPT_FORMAT|OPT_MOUNT|OPT_RUNTIME, \ diff --git a/fs/bcachefs/recovery.c b/fs/bcachefs/recovery.c index 3ebffd04201f..d89eb43c5ce9 100644 --- a/fs/bcachefs/recovery.c +++ b/fs/bcachefs/recovery.c @@ -398,6 +398,12 @@ static int journal_replay_entry_early(struct bch_fs *c, case BCH_JSET_ENTRY_btree_root: { struct btree_root *r; + if (fsck_err_on(entry->btree_id >= BTREE_ID_NR_MAX, + c, invalid_btree_id, + "invalid btree id %u (max %u)", + entry->btree_id, BTREE_ID_NR_MAX)) + return 0; + while (entry->btree_id >= c->btree_roots_extra.nr + BTREE_ID_NR) { ret = darray_push(&c->btree_roots_extra, (struct btree_root) { NULL }); if (ret) @@ -452,7 +458,7 @@ static int journal_replay_entry_early(struct bch_fs *c, atomic64_set(&c->io_clock[clock->rw].now, le64_to_cpu(clock->time)); } } - +fsck_err: return ret; } @@ -693,10 +699,10 @@ int bch2_fs_recovery(struct bch_fs *c) if (check_version_upgrade(c)) write_sb = true; + c->recovery_passes_explicit |= bch2_recovery_passes_from_stable(le64_to_cpu(ext->recovery_passes_required[0])); + if (write_sb) bch2_write_super(c); - - c->recovery_passes_explicit |= bch2_recovery_passes_from_stable(le64_to_cpu(ext->recovery_passes_required[0])); mutex_unlock(&c->sb_lock); if (c->opts.fsck && IS_ENABLED(CONFIG_BCACHEFS_DEBUG)) diff --git a/fs/bcachefs/recovery_passes.c b/fs/bcachefs/recovery_passes.c index 4a59f52f8d56..73339a0a3111 100644 --- a/fs/bcachefs/recovery_passes.c +++ b/fs/bcachefs/recovery_passes.c @@ -193,6 +193,8 @@ int bch2_run_online_recovery_passes(struct bch_fs *c) { int ret = 0; + down_read(&c->state_lock); + for (unsigned i = 0; i < ARRAY_SIZE(recovery_pass_fns); i++) { struct recovery_pass_fn *p = recovery_pass_fns + i; @@ -208,6 +210,8 @@ int bch2_run_online_recovery_passes(struct bch_fs *c) break; } + up_read(&c->state_lock); + return ret; } diff --git a/fs/bcachefs/sb-downgrade.c b/fs/bcachefs/sb-downgrade.c index 739919e2b77b..dfbbd33c8731 100644 --- a/fs/bcachefs/sb-downgrade.c +++ b/fs/bcachefs/sb-downgrade.c @@ -57,13 +57,17 @@ BCH_FSCK_ERR_btree_bitmap_not_marked) \ x(disk_accounting_v2, \ BIT_ULL(BCH_RECOVERY_PASS_check_allocations), \ + BCH_FSCK_ERR_bkey_version_in_future, \ + BCH_FSCK_ERR_dev_usage_buckets_wrong, \ + BCH_FSCK_ERR_dev_usage_sectors_wrong, \ + BCH_FSCK_ERR_dev_usage_fragmented_wrong, \ BCH_FSCK_ERR_accounting_mismatch) #define DOWNGRADE_TABLE() \ x(bucket_stripe_sectors, \ 0) \ x(disk_accounting_v2, \ - BIT_ULL(BCH_RECOVERY_PASS_check_alloc_info), \ + BIT_ULL(BCH_RECOVERY_PASS_check_allocations), \ BCH_FSCK_ERR_dev_usage_buckets_wrong, \ BCH_FSCK_ERR_dev_usage_sectors_wrong, \ BCH_FSCK_ERR_dev_usage_fragmented_wrong, \ @@ -73,6 +77,7 @@ BCH_FSCK_ERR_fs_usage_cached_wrong, \ BCH_FSCK_ERR_fs_usage_reserved_wrong, \ BCH_FSCK_ERR_fs_usage_nr_inodes_wrong, \ + BCH_FSCK_ERR_fs_usage_persistent_reserved_wrong, \ BCH_FSCK_ERR_fs_usage_replicas_wrong, \ BCH_FSCK_ERR_bkey_version_in_future) @@ -187,7 +192,11 @@ static int downgrade_table_extra(struct bch_fs *c, darray_char *table) if (ret) return ret; - __set_bit_le64(BCH_RECOVERY_PASS_STABLE_check_allocations, dst->recovery_passes); + /* open coded __set_bit_le64, as dst is packed and + * dst->recovery_passes is misaligned */ + unsigned b = BCH_RECOVERY_PASS_STABLE_check_allocations; + dst->recovery_passes[b / 64] |= cpu_to_le64(BIT_ULL(b % 64)); + dst->errors[nr_errors++] = cpu_to_le16(BCH_FSCK_ERR_alloc_key_dirty_sectors_wrong); } break; @@ -303,7 +312,7 @@ int bch2_sb_downgrade_update(struct bch_fs *c) dst = (void *) &darray_top(table); dst->version = cpu_to_le16(src->version); - dst->recovery_passes[0] = cpu_to_le64(src->recovery_passes); + dst->recovery_passes[0] = cpu_to_le64(bch2_recovery_passes_to_stable(src->recovery_passes)); dst->recovery_passes[1] = 0; dst->nr_errors = cpu_to_le16(src->nr_errors); for (unsigned i = 0; i < src->nr_errors; i++) diff --git a/fs/bcachefs/sb-errors_format.h b/fs/bcachefs/sb-errors_format.h index ced431901637..67648b77613f 100644 --- a/fs/bcachefs/sb-errors_format.h +++ b/fs/bcachefs/sb-errors_format.h @@ -2,284 +2,294 @@ #ifndef _BCACHEFS_SB_ERRORS_FORMAT_H #define _BCACHEFS_SB_ERRORS_FORMAT_H -#define BCH_SB_ERRS() \ - x(clean_but_journal_not_empty, 0) \ - x(dirty_but_no_journal_entries, 1) \ - x(dirty_but_no_journal_entries_post_drop_nonflushes, 2) \ - x(sb_clean_journal_seq_mismatch, 3) \ - x(sb_clean_btree_root_mismatch, 4) \ - x(sb_clean_missing, 5) \ - x(jset_unsupported_version, 6) \ - x(jset_unknown_csum, 7) \ - x(jset_last_seq_newer_than_seq, 8) \ - x(jset_past_bucket_end, 9) \ - x(jset_seq_blacklisted, 10) \ - x(journal_entries_missing, 11) \ - x(journal_entry_replicas_not_marked, 12) \ - x(journal_entry_past_jset_end, 13) \ - x(journal_entry_replicas_data_mismatch, 14) \ - x(journal_entry_bkey_u64s_0, 15) \ - x(journal_entry_bkey_past_end, 16) \ - x(journal_entry_bkey_bad_format, 17) \ - x(journal_entry_bkey_invalid, 18) \ - x(journal_entry_btree_root_bad_size, 19) \ - x(journal_entry_blacklist_bad_size, 20) \ - x(journal_entry_blacklist_v2_bad_size, 21) \ - x(journal_entry_blacklist_v2_start_past_end, 22) \ - x(journal_entry_usage_bad_size, 23) \ - x(journal_entry_data_usage_bad_size, 24) \ - x(journal_entry_clock_bad_size, 25) \ - x(journal_entry_clock_bad_rw, 26) \ - x(journal_entry_dev_usage_bad_size, 27) \ - x(journal_entry_dev_usage_bad_dev, 28) \ - x(journal_entry_dev_usage_bad_pad, 29) \ - x(btree_node_unreadable, 30) \ - x(btree_node_fault_injected, 31) \ - x(btree_node_bad_magic, 32) \ - x(btree_node_bad_seq, 33) \ - x(btree_node_unsupported_version, 34) \ - x(btree_node_bset_older_than_sb_min, 35) \ - x(btree_node_bset_newer_than_sb, 36) \ - x(btree_node_data_missing, 37) \ - x(btree_node_bset_after_end, 38) \ - x(btree_node_replicas_sectors_written_mismatch, 39) \ - x(btree_node_replicas_data_mismatch, 40) \ - x(bset_unknown_csum, 41) \ - x(bset_bad_csum, 42) \ - x(bset_past_end_of_btree_node, 43) \ - x(bset_wrong_sector_offset, 44) \ - x(bset_empty, 45) \ - x(bset_bad_seq, 46) \ - x(bset_blacklisted_journal_seq, 47) \ - x(first_bset_blacklisted_journal_seq, 48) \ - x(btree_node_bad_btree, 49) \ - x(btree_node_bad_level, 50) \ - x(btree_node_bad_min_key, 51) \ - x(btree_node_bad_max_key, 52) \ - x(btree_node_bad_format, 53) \ - x(btree_node_bkey_past_bset_end, 54) \ - x(btree_node_bkey_bad_format, 55) \ - x(btree_node_bad_bkey, 56) \ - x(btree_node_bkey_out_of_order, 57) \ - x(btree_root_bkey_invalid, 58) \ - x(btree_root_read_error, 59) \ - x(btree_root_bad_min_key, 60) \ - x(btree_root_bad_max_key, 61) \ - x(btree_node_read_error, 62) \ - x(btree_node_topology_bad_min_key, 63) \ - x(btree_node_topology_bad_max_key, 64) \ - x(btree_node_topology_overwritten_by_prev_node, 65) \ - x(btree_node_topology_overwritten_by_next_node, 66) \ - x(btree_node_topology_interior_node_empty, 67) \ - x(fs_usage_hidden_wrong, 68) \ - x(fs_usage_btree_wrong, 69) \ - x(fs_usage_data_wrong, 70) \ - x(fs_usage_cached_wrong, 71) \ - x(fs_usage_reserved_wrong, 72) \ - x(fs_usage_persistent_reserved_wrong, 73) \ - x(fs_usage_nr_inodes_wrong, 74) \ - x(fs_usage_replicas_wrong, 75) \ - x(dev_usage_buckets_wrong, 76) \ - x(dev_usage_sectors_wrong, 77) \ - x(dev_usage_fragmented_wrong, 78) \ - x(dev_usage_buckets_ec_wrong, 79) \ - x(bkey_version_in_future, 80) \ - x(bkey_u64s_too_small, 81) \ - x(bkey_invalid_type_for_btree, 82) \ - x(bkey_extent_size_zero, 83) \ - x(bkey_extent_size_greater_than_offset, 84) \ - x(bkey_size_nonzero, 85) \ - x(bkey_snapshot_nonzero, 86) \ - x(bkey_snapshot_zero, 87) \ - x(bkey_at_pos_max, 88) \ - x(bkey_before_start_of_btree_node, 89) \ - x(bkey_after_end_of_btree_node, 90) \ - x(bkey_val_size_nonzero, 91) \ - x(bkey_val_size_too_small, 92) \ - x(alloc_v1_val_size_bad, 93) \ - x(alloc_v2_unpack_error, 94) \ - x(alloc_v3_unpack_error, 95) \ - x(alloc_v4_val_size_bad, 96) \ - x(alloc_v4_backpointers_start_bad, 97) \ - x(alloc_key_data_type_bad, 98) \ - x(alloc_key_empty_but_have_data, 99) \ - x(alloc_key_dirty_sectors_0, 100) \ - x(alloc_key_data_type_inconsistency, 101) \ - x(alloc_key_to_missing_dev_bucket, 102) \ - x(alloc_key_cached_inconsistency, 103) \ - x(alloc_key_cached_but_read_time_zero, 104) \ - x(alloc_key_to_missing_lru_entry, 105) \ - x(alloc_key_data_type_wrong, 106) \ - x(alloc_key_gen_wrong, 107) \ - x(alloc_key_dirty_sectors_wrong, 108) \ - x(alloc_key_cached_sectors_wrong, 109) \ - x(alloc_key_stripe_wrong, 110) \ - x(alloc_key_stripe_redundancy_wrong, 111) \ - x(bucket_sector_count_overflow, 112) \ - x(bucket_metadata_type_mismatch, 113) \ - x(need_discard_key_wrong, 114) \ - x(freespace_key_wrong, 115) \ - x(freespace_hole_missing, 116) \ - x(bucket_gens_val_size_bad, 117) \ - x(bucket_gens_key_wrong, 118) \ - x(bucket_gens_hole_wrong, 119) \ - x(bucket_gens_to_invalid_dev, 120) \ - x(bucket_gens_to_invalid_buckets, 121) \ - x(bucket_gens_nonzero_for_invalid_buckets, 122) \ - x(need_discard_freespace_key_to_invalid_dev_bucket, 123) \ - x(need_discard_freespace_key_bad, 124) \ - x(backpointer_bucket_offset_wrong, 125) \ - x(backpointer_to_missing_device, 126) \ - x(backpointer_to_missing_alloc, 127) \ - x(backpointer_to_missing_ptr, 128) \ - x(lru_entry_at_time_0, 129) \ - x(lru_entry_to_invalid_bucket, 130) \ - x(lru_entry_bad, 131) \ - x(btree_ptr_val_too_big, 132) \ - x(btree_ptr_v2_val_too_big, 133) \ - x(btree_ptr_has_non_ptr, 134) \ - x(extent_ptrs_invalid_entry, 135) \ - x(extent_ptrs_no_ptrs, 136) \ - x(extent_ptrs_too_many_ptrs, 137) \ - x(extent_ptrs_redundant_crc, 138) \ - x(extent_ptrs_redundant_stripe, 139) \ - x(extent_ptrs_unwritten, 140) \ - x(extent_ptrs_written_and_unwritten, 141) \ - x(ptr_to_invalid_device, 142) \ - x(ptr_to_duplicate_device, 143) \ - x(ptr_after_last_bucket, 144) \ - x(ptr_before_first_bucket, 145) \ - x(ptr_spans_multiple_buckets, 146) \ - x(ptr_to_missing_backpointer, 147) \ - x(ptr_to_missing_alloc_key, 148) \ - x(ptr_to_missing_replicas_entry, 149) \ - x(ptr_to_missing_stripe, 150) \ - x(ptr_to_incorrect_stripe, 151) \ - x(ptr_gen_newer_than_bucket_gen, 152) \ - x(ptr_too_stale, 153) \ - x(stale_dirty_ptr, 154) \ - x(ptr_bucket_data_type_mismatch, 155) \ - x(ptr_cached_and_erasure_coded, 156) \ - x(ptr_crc_uncompressed_size_too_small, 157) \ - x(ptr_crc_csum_type_unknown, 158) \ - x(ptr_crc_compression_type_unknown, 159) \ - x(ptr_crc_redundant, 160) \ - x(ptr_crc_uncompressed_size_too_big, 161) \ - x(ptr_crc_nonce_mismatch, 162) \ - x(ptr_stripe_redundant, 163) \ - x(reservation_key_nr_replicas_invalid, 164) \ - x(reflink_v_refcount_wrong, 165) \ - x(reflink_p_to_missing_reflink_v, 166) \ - x(stripe_pos_bad, 167) \ - x(stripe_val_size_bad, 168) \ - x(stripe_sector_count_wrong, 169) \ - x(snapshot_tree_pos_bad, 170) \ - x(snapshot_tree_to_missing_snapshot, 171) \ - x(snapshot_tree_to_missing_subvol, 172) \ - x(snapshot_tree_to_wrong_subvol, 173) \ - x(snapshot_tree_to_snapshot_subvol, 174) \ - x(snapshot_pos_bad, 175) \ - x(snapshot_parent_bad, 176) \ - x(snapshot_children_not_normalized, 177) \ - x(snapshot_child_duplicate, 178) \ - x(snapshot_child_bad, 179) \ - x(snapshot_skiplist_not_normalized, 180) \ - x(snapshot_skiplist_bad, 181) \ - x(snapshot_should_not_have_subvol, 182) \ - x(snapshot_to_bad_snapshot_tree, 183) \ - x(snapshot_bad_depth, 184) \ - x(snapshot_bad_skiplist, 185) \ - x(subvol_pos_bad, 186) \ - x(subvol_not_master_and_not_snapshot, 187) \ - x(subvol_to_missing_root, 188) \ - x(subvol_root_wrong_bi_subvol, 189) \ - x(bkey_in_missing_snapshot, 190) \ - x(inode_pos_inode_nonzero, 191) \ - x(inode_pos_blockdev_range, 192) \ - x(inode_unpack_error, 193) \ - x(inode_str_hash_invalid, 194) \ - x(inode_v3_fields_start_bad, 195) \ - x(inode_snapshot_mismatch, 196) \ - x(inode_unlinked_but_clean, 197) \ - x(inode_unlinked_but_nlink_nonzero, 198) \ - x(inode_checksum_type_invalid, 199) \ - x(inode_compression_type_invalid, 200) \ - x(inode_subvol_root_but_not_dir, 201) \ - x(inode_i_size_dirty_but_clean, 202) \ - x(inode_i_sectors_dirty_but_clean, 203) \ - x(inode_i_sectors_wrong, 204) \ - x(inode_dir_wrong_nlink, 205) \ - x(inode_dir_multiple_links, 206) \ - x(inode_multiple_links_but_nlink_0, 207) \ - x(inode_wrong_backpointer, 208) \ - x(inode_wrong_nlink, 209) \ - x(inode_unreachable, 210) \ - x(deleted_inode_but_clean, 211) \ - x(deleted_inode_missing, 212) \ - x(deleted_inode_is_dir, 213) \ - x(deleted_inode_not_unlinked, 214) \ - x(extent_overlapping, 215) \ - x(key_in_missing_inode, 216) \ - x(key_in_wrong_inode_type, 217) \ - x(extent_past_end_of_inode, 218) \ - x(dirent_empty_name, 219) \ - x(dirent_val_too_big, 220) \ - x(dirent_name_too_long, 221) \ - x(dirent_name_embedded_nul, 222) \ - x(dirent_name_dot_or_dotdot, 223) \ - x(dirent_name_has_slash, 224) \ - x(dirent_d_type_wrong, 225) \ - x(inode_bi_parent_wrong, 226) \ - x(dirent_in_missing_dir_inode, 227) \ - x(dirent_in_non_dir_inode, 228) \ - x(dirent_to_missing_inode, 229) \ - x(dirent_to_missing_subvol, 230) \ - x(dirent_to_itself, 231) \ - x(quota_type_invalid, 232) \ - x(xattr_val_size_too_small, 233) \ - x(xattr_val_size_too_big, 234) \ - x(xattr_invalid_type, 235) \ - x(xattr_name_invalid_chars, 236) \ - x(xattr_in_missing_inode, 237) \ - x(root_subvol_missing, 238) \ - x(root_dir_missing, 239) \ - x(root_inode_not_dir, 240) \ - x(dir_loop, 241) \ - x(hash_table_key_duplicate, 242) \ - x(hash_table_key_wrong_offset, 243) \ - x(unlinked_inode_not_on_deleted_list, 244) \ - x(reflink_p_front_pad_bad, 245) \ - x(journal_entry_dup_same_device, 246) \ - x(inode_bi_subvol_missing, 247) \ - x(inode_bi_subvol_wrong, 248) \ - x(inode_points_to_missing_dirent, 249) \ - x(inode_points_to_wrong_dirent, 250) \ - x(inode_bi_parent_nonzero, 251) \ - x(dirent_to_missing_parent_subvol, 252) \ - x(dirent_not_visible_in_parent_subvol, 253) \ - x(subvol_fs_path_parent_wrong, 254) \ - x(subvol_root_fs_path_parent_nonzero, 255) \ - x(subvol_children_not_set, 256) \ - x(subvol_children_bad, 257) \ - x(subvol_loop, 258) \ - x(subvol_unreachable, 259) \ - x(btree_node_bkey_bad_u64s, 260) \ - x(btree_node_topology_empty_interior_node, 261) \ - x(btree_ptr_v2_min_key_bad, 262) \ - x(btree_root_unreadable_and_scan_found_nothing, 263) \ - x(snapshot_node_missing, 264) \ - x(dup_backpointer_to_bad_csum_extent, 265) \ - x(btree_bitmap_not_marked, 266) \ - x(sb_clean_entry_overrun, 267) \ - x(btree_ptr_v2_written_0, 268) \ - x(subvol_snapshot_bad, 269) \ - x(subvol_inode_bad, 270) \ - x(alloc_key_stripe_sectors_wrong, 271) \ - x(accounting_mismatch, 272) \ - x(accounting_replicas_not_marked, 273) +enum bch_fsck_flags { + FSCK_CAN_FIX = 1 << 0, + FSCK_CAN_IGNORE = 1 << 1, + FSCK_NEED_FSCK = 1 << 2, + FSCK_NO_RATELIMIT = 1 << 3, + FSCK_AUTOFIX = 1 << 4, +}; + +#define BCH_SB_ERRS() \ + x(clean_but_journal_not_empty, 0, 0) \ + x(dirty_but_no_journal_entries, 1, 0) \ + x(dirty_but_no_journal_entries_post_drop_nonflushes, 2, 0) \ + x(sb_clean_journal_seq_mismatch, 3, 0) \ + x(sb_clean_btree_root_mismatch, 4, 0) \ + x(sb_clean_missing, 5, 0) \ + x(jset_unsupported_version, 6, 0) \ + x(jset_unknown_csum, 7, 0) \ + x(jset_last_seq_newer_than_seq, 8, 0) \ + x(jset_past_bucket_end, 9, 0) \ + x(jset_seq_blacklisted, 10, 0) \ + x(journal_entries_missing, 11, 0) \ + x(journal_entry_replicas_not_marked, 12, 0) \ + x(journal_entry_past_jset_end, 13, 0) \ + x(journal_entry_replicas_data_mismatch, 14, 0) \ + x(journal_entry_bkey_u64s_0, 15, 0) \ + x(journal_entry_bkey_past_end, 16, 0) \ + x(journal_entry_bkey_bad_format, 17, 0) \ + x(journal_entry_bkey_invalid, 18, 0) \ + x(journal_entry_btree_root_bad_size, 19, 0) \ + x(journal_entry_blacklist_bad_size, 20, 0) \ + x(journal_entry_blacklist_v2_bad_size, 21, 0) \ + x(journal_entry_blacklist_v2_start_past_end, 22, 0) \ + x(journal_entry_usage_bad_size, 23, 0) \ + x(journal_entry_data_usage_bad_size, 24, 0) \ + x(journal_entry_clock_bad_size, 25, 0) \ + x(journal_entry_clock_bad_rw, 26, 0) \ + x(journal_entry_dev_usage_bad_size, 27, 0) \ + x(journal_entry_dev_usage_bad_dev, 28, 0) \ + x(journal_entry_dev_usage_bad_pad, 29, 0) \ + x(btree_node_unreadable, 30, 0) \ + x(btree_node_fault_injected, 31, 0) \ + x(btree_node_bad_magic, 32, 0) \ + x(btree_node_bad_seq, 33, 0) \ + x(btree_node_unsupported_version, 34, 0) \ + x(btree_node_bset_older_than_sb_min, 35, 0) \ + x(btree_node_bset_newer_than_sb, 36, 0) \ + x(btree_node_data_missing, 37, 0) \ + x(btree_node_bset_after_end, 38, 0) \ + x(btree_node_replicas_sectors_written_mismatch, 39, 0) \ + x(btree_node_replicas_data_mismatch, 40, 0) \ + x(bset_unknown_csum, 41, 0) \ + x(bset_bad_csum, 42, 0) \ + x(bset_past_end_of_btree_node, 43, 0) \ + x(bset_wrong_sector_offset, 44, 0) \ + x(bset_empty, 45, 0) \ + x(bset_bad_seq, 46, 0) \ + x(bset_blacklisted_journal_seq, 47, 0) \ + x(first_bset_blacklisted_journal_seq, 48, 0) \ + x(btree_node_bad_btree, 49, 0) \ + x(btree_node_bad_level, 50, 0) \ + x(btree_node_bad_min_key, 51, 0) \ + x(btree_node_bad_max_key, 52, 0) \ + x(btree_node_bad_format, 53, 0) \ + x(btree_node_bkey_past_bset_end, 54, 0) \ + x(btree_node_bkey_bad_format, 55, 0) \ + x(btree_node_bad_bkey, 56, 0) \ + x(btree_node_bkey_out_of_order, 57, 0) \ + x(btree_root_bkey_invalid, 58, 0) \ + x(btree_root_read_error, 59, 0) \ + x(btree_root_bad_min_key, 60, 0) \ + x(btree_root_bad_max_key, 61, 0) \ + x(btree_node_read_error, 62, 0) \ + x(btree_node_topology_bad_min_key, 63, 0) \ + x(btree_node_topology_bad_max_key, 64, 0) \ + x(btree_node_topology_overwritten_by_prev_node, 65, 0) \ + x(btree_node_topology_overwritten_by_next_node, 66, 0) \ + x(btree_node_topology_interior_node_empty, 67, 0) \ + x(fs_usage_hidden_wrong, 68, FSCK_AUTOFIX) \ + x(fs_usage_btree_wrong, 69, FSCK_AUTOFIX) \ + x(fs_usage_data_wrong, 70, FSCK_AUTOFIX) \ + x(fs_usage_cached_wrong, 71, FSCK_AUTOFIX) \ + x(fs_usage_reserved_wrong, 72, FSCK_AUTOFIX) \ + x(fs_usage_persistent_reserved_wrong, 73, FSCK_AUTOFIX) \ + x(fs_usage_nr_inodes_wrong, 74, FSCK_AUTOFIX) \ + x(fs_usage_replicas_wrong, 75, FSCK_AUTOFIX) \ + x(dev_usage_buckets_wrong, 76, FSCK_AUTOFIX) \ + x(dev_usage_sectors_wrong, 77, FSCK_AUTOFIX) \ + x(dev_usage_fragmented_wrong, 78, FSCK_AUTOFIX) \ + x(dev_usage_buckets_ec_wrong, 79, FSCK_AUTOFIX) \ + x(bkey_version_in_future, 80, 0) \ + x(bkey_u64s_too_small, 81, 0) \ + x(bkey_invalid_type_for_btree, 82, 0) \ + x(bkey_extent_size_zero, 83, 0) \ + x(bkey_extent_size_greater_than_offset, 84, 0) \ + x(bkey_size_nonzero, 85, 0) \ + x(bkey_snapshot_nonzero, 86, 0) \ + x(bkey_snapshot_zero, 87, 0) \ + x(bkey_at_pos_max, 88, 0) \ + x(bkey_before_start_of_btree_node, 89, 0) \ + x(bkey_after_end_of_btree_node, 90, 0) \ + x(bkey_val_size_nonzero, 91, 0) \ + x(bkey_val_size_too_small, 92, 0) \ + x(alloc_v1_val_size_bad, 93, 0) \ + x(alloc_v2_unpack_error, 94, 0) \ + x(alloc_v3_unpack_error, 95, 0) \ + x(alloc_v4_val_size_bad, 96, 0) \ + x(alloc_v4_backpointers_start_bad, 97, 0) \ + x(alloc_key_data_type_bad, 98, 0) \ + x(alloc_key_empty_but_have_data, 99, 0) \ + x(alloc_key_dirty_sectors_0, 100, 0) \ + x(alloc_key_data_type_inconsistency, 101, 0) \ + x(alloc_key_to_missing_dev_bucket, 102, 0) \ + x(alloc_key_cached_inconsistency, 103, 0) \ + x(alloc_key_cached_but_read_time_zero, 104, 0) \ + x(alloc_key_to_missing_lru_entry, 105, 0) \ + x(alloc_key_data_type_wrong, 106, FSCK_AUTOFIX) \ + x(alloc_key_gen_wrong, 107, FSCK_AUTOFIX) \ + x(alloc_key_dirty_sectors_wrong, 108, FSCK_AUTOFIX) \ + x(alloc_key_cached_sectors_wrong, 109, FSCK_AUTOFIX) \ + x(alloc_key_stripe_wrong, 110, FSCK_AUTOFIX) \ + x(alloc_key_stripe_redundancy_wrong, 111, FSCK_AUTOFIX) \ + x(bucket_sector_count_overflow, 112, 0) \ + x(bucket_metadata_type_mismatch, 113, 0) \ + x(need_discard_key_wrong, 114, 0) \ + x(freespace_key_wrong, 115, 0) \ + x(freespace_hole_missing, 116, 0) \ + x(bucket_gens_val_size_bad, 117, 0) \ + x(bucket_gens_key_wrong, 118, 0) \ + x(bucket_gens_hole_wrong, 119, 0) \ + x(bucket_gens_to_invalid_dev, 120, 0) \ + x(bucket_gens_to_invalid_buckets, 121, 0) \ + x(bucket_gens_nonzero_for_invalid_buckets, 122, 0) \ + x(need_discard_freespace_key_to_invalid_dev_bucket, 123, 0) \ + x(need_discard_freespace_key_bad, 124, 0) \ + x(backpointer_bucket_offset_wrong, 125, 0) \ + x(backpointer_to_missing_device, 126, 0) \ + x(backpointer_to_missing_alloc, 127, 0) \ + x(backpointer_to_missing_ptr, 128, 0) \ + x(lru_entry_at_time_0, 129, 0) \ + x(lru_entry_to_invalid_bucket, 130, 0) \ + x(lru_entry_bad, 131, 0) \ + x(btree_ptr_val_too_big, 132, 0) \ + x(btree_ptr_v2_val_too_big, 133, 0) \ + x(btree_ptr_has_non_ptr, 134, 0) \ + x(extent_ptrs_invalid_entry, 135, 0) \ + x(extent_ptrs_no_ptrs, 136, 0) \ + x(extent_ptrs_too_many_ptrs, 137, 0) \ + x(extent_ptrs_redundant_crc, 138, 0) \ + x(extent_ptrs_redundant_stripe, 139, 0) \ + x(extent_ptrs_unwritten, 140, 0) \ + x(extent_ptrs_written_and_unwritten, 141, 0) \ + x(ptr_to_invalid_device, 142, 0) \ + x(ptr_to_duplicate_device, 143, 0) \ + x(ptr_after_last_bucket, 144, 0) \ + x(ptr_before_first_bucket, 145, 0) \ + x(ptr_spans_multiple_buckets, 146, 0) \ + x(ptr_to_missing_backpointer, 147, 0) \ + x(ptr_to_missing_alloc_key, 148, 0) \ + x(ptr_to_missing_replicas_entry, 149, 0) \ + x(ptr_to_missing_stripe, 150, 0) \ + x(ptr_to_incorrect_stripe, 151, 0) \ + x(ptr_gen_newer_than_bucket_gen, 152, 0) \ + x(ptr_too_stale, 153, 0) \ + x(stale_dirty_ptr, 154, 0) \ + x(ptr_bucket_data_type_mismatch, 155, 0) \ + x(ptr_cached_and_erasure_coded, 156, 0) \ + x(ptr_crc_uncompressed_size_too_small, 157, 0) \ + x(ptr_crc_csum_type_unknown, 158, 0) \ + x(ptr_crc_compression_type_unknown, 159, 0) \ + x(ptr_crc_redundant, 160, 0) \ + x(ptr_crc_uncompressed_size_too_big, 161, 0) \ + x(ptr_crc_nonce_mismatch, 162, 0) \ + x(ptr_stripe_redundant, 163, 0) \ + x(reservation_key_nr_replicas_invalid, 164, 0) \ + x(reflink_v_refcount_wrong, 165, 0) \ + x(reflink_p_to_missing_reflink_v, 166, 0) \ + x(stripe_pos_bad, 167, 0) \ + x(stripe_val_size_bad, 168, 0) \ + x(stripe_sector_count_wrong, 169, 0) \ + x(snapshot_tree_pos_bad, 170, 0) \ + x(snapshot_tree_to_missing_snapshot, 171, 0) \ + x(snapshot_tree_to_missing_subvol, 172, 0) \ + x(snapshot_tree_to_wrong_subvol, 173, 0) \ + x(snapshot_tree_to_snapshot_subvol, 174, 0) \ + x(snapshot_pos_bad, 175, 0) \ + x(snapshot_parent_bad, 176, 0) \ + x(snapshot_children_not_normalized, 177, 0) \ + x(snapshot_child_duplicate, 178, 0) \ + x(snapshot_child_bad, 179, 0) \ + x(snapshot_skiplist_not_normalized, 180, 0) \ + x(snapshot_skiplist_bad, 181, 0) \ + x(snapshot_should_not_have_subvol, 182, 0) \ + x(snapshot_to_bad_snapshot_tree, 183, 0) \ + x(snapshot_bad_depth, 184, 0) \ + x(snapshot_bad_skiplist, 185, 0) \ + x(subvol_pos_bad, 186, 0) \ + x(subvol_not_master_and_not_snapshot, 187, 0) \ + x(subvol_to_missing_root, 188, 0) \ + x(subvol_root_wrong_bi_subvol, 189, 0) \ + x(bkey_in_missing_snapshot, 190, 0) \ + x(inode_pos_inode_nonzero, 191, 0) \ + x(inode_pos_blockdev_range, 192, 0) \ + x(inode_unpack_error, 193, 0) \ + x(inode_str_hash_invalid, 194, 0) \ + x(inode_v3_fields_start_bad, 195, 0) \ + x(inode_snapshot_mismatch, 196, 0) \ + x(inode_unlinked_but_clean, 197, 0) \ + x(inode_unlinked_but_nlink_nonzero, 198, 0) \ + x(inode_checksum_type_invalid, 199, 0) \ + x(inode_compression_type_invalid, 200, 0) \ + x(inode_subvol_root_but_not_dir, 201, 0) \ + x(inode_i_size_dirty_but_clean, 202, 0) \ + x(inode_i_sectors_dirty_but_clean, 203, 0) \ + x(inode_i_sectors_wrong, 204, 0) \ + x(inode_dir_wrong_nlink, 205, 0) \ + x(inode_dir_multiple_links, 206, 0) \ + x(inode_multiple_links_but_nlink_0, 207, 0) \ + x(inode_wrong_backpointer, 208, 0) \ + x(inode_wrong_nlink, 209, 0) \ + x(inode_unreachable, 210, 0) \ + x(deleted_inode_but_clean, 211, 0) \ + x(deleted_inode_missing, 212, 0) \ + x(deleted_inode_is_dir, 213, 0) \ + x(deleted_inode_not_unlinked, 214, 0) \ + x(extent_overlapping, 215, 0) \ + x(key_in_missing_inode, 216, 0) \ + x(key_in_wrong_inode_type, 217, 0) \ + x(extent_past_end_of_inode, 218, 0) \ + x(dirent_empty_name, 219, 0) \ + x(dirent_val_too_big, 220, 0) \ + x(dirent_name_too_long, 221, 0) \ + x(dirent_name_embedded_nul, 222, 0) \ + x(dirent_name_dot_or_dotdot, 223, 0) \ + x(dirent_name_has_slash, 224, 0) \ + x(dirent_d_type_wrong, 225, 0) \ + x(inode_bi_parent_wrong, 226, 0) \ + x(dirent_in_missing_dir_inode, 227, 0) \ + x(dirent_in_non_dir_inode, 228, 0) \ + x(dirent_to_missing_inode, 229, 0) \ + x(dirent_to_missing_subvol, 230, 0) \ + x(dirent_to_itself, 231, 0) \ + x(quota_type_invalid, 232, 0) \ + x(xattr_val_size_too_small, 233, 0) \ + x(xattr_val_size_too_big, 234, 0) \ + x(xattr_invalid_type, 235, 0) \ + x(xattr_name_invalid_chars, 236, 0) \ + x(xattr_in_missing_inode, 237, 0) \ + x(root_subvol_missing, 238, 0) \ + x(root_dir_missing, 239, 0) \ + x(root_inode_not_dir, 240, 0) \ + x(dir_loop, 241, 0) \ + x(hash_table_key_duplicate, 242, 0) \ + x(hash_table_key_wrong_offset, 243, 0) \ + x(unlinked_inode_not_on_deleted_list, 244, 0) \ + x(reflink_p_front_pad_bad, 245, 0) \ + x(journal_entry_dup_same_device, 246, 0) \ + x(inode_bi_subvol_missing, 247, 0) \ + x(inode_bi_subvol_wrong, 248, 0) \ + x(inode_points_to_missing_dirent, 249, 0) \ + x(inode_points_to_wrong_dirent, 250, 0) \ + x(inode_bi_parent_nonzero, 251, 0) \ + x(dirent_to_missing_parent_subvol, 252, 0) \ + x(dirent_not_visible_in_parent_subvol, 253, 0) \ + x(subvol_fs_path_parent_wrong, 254, 0) \ + x(subvol_root_fs_path_parent_nonzero, 255, 0) \ + x(subvol_children_not_set, 256, 0) \ + x(subvol_children_bad, 257, 0) \ + x(subvol_loop, 258, 0) \ + x(subvol_unreachable, 259, 0) \ + x(btree_node_bkey_bad_u64s, 260, 0) \ + x(btree_node_topology_empty_interior_node, 261, 0) \ + x(btree_ptr_v2_min_key_bad, 262, 0) \ + x(btree_root_unreadable_and_scan_found_nothing, 263, 0) \ + x(snapshot_node_missing, 264, 0) \ + x(dup_backpointer_to_bad_csum_extent, 265, 0) \ + x(btree_bitmap_not_marked, 266, 0) \ + x(sb_clean_entry_overrun, 267, 0) \ + x(btree_ptr_v2_written_0, 268, 0) \ + x(subvol_snapshot_bad, 269, 0) \ + x(subvol_inode_bad, 270, 0) \ + x(alloc_key_stripe_sectors_wrong, 271, 0) \ + x(accounting_mismatch, 272, 0) \ + x(accounting_replicas_not_marked, 273, 0) \ + x(invalid_btree_id, 274, 0) \ + x(alloc_key_io_time_bad, 275, 0) enum bch_sb_error_id { -#define x(t, n) BCH_FSCK_ERR_##t = n, +#define x(t, n, ...) BCH_FSCK_ERR_##t = n, BCH_SB_ERRS() #undef x BCH_SB_ERR_MAX diff --git a/fs/bcachefs/snapshot.c b/fs/bcachefs/snapshot.c index 169fd458ffbc..994489a05ce4 100644 --- a/fs/bcachefs/snapshot.c +++ b/fs/bcachefs/snapshot.c @@ -1567,13 +1567,6 @@ int bch2_delete_dead_snapshots(struct bch_fs *c) if (!test_and_clear_bit(BCH_FS_need_delete_dead_snapshots, &c->flags)) return 0; - if (!test_bit(BCH_FS_started, &c->flags)) { - ret = bch2_fs_read_write_early(c); - bch_err_msg(c, ret, "deleting dead snapshots: error going rw"); - if (ret) - return ret; - } - trans = bch2_trans_get(c); /* @@ -1689,6 +1682,8 @@ void bch2_delete_dead_snapshots_work(struct work_struct *work) { struct bch_fs *c = container_of(work, struct bch_fs, snapshot_delete_work); + set_worker_desc("bcachefs-delete-dead-snapshots/%s", c->name); + bch2_delete_dead_snapshots(c); bch2_write_ref_put(c, BCH_WRITE_REF_delete_dead_snapshots); } diff --git a/fs/bcachefs/super-io.c b/fs/bcachefs/super-io.c index 055478d21e9e..b156fc85b8a3 100644 --- a/fs/bcachefs/super-io.c +++ b/fs/bcachefs/super-io.c @@ -649,9 +649,10 @@ reread: bytes = vstruct_bytes(sb->sb); - if (bytes > 512ULL << min(BCH_SB_LAYOUT_SIZE_BITS_MAX, sb->sb->layout.sb_max_size_bits)) { - prt_printf(err, "Invalid superblock: too big (got %zu bytes, layout max %lu)", - bytes, 512UL << sb->sb->layout.sb_max_size_bits); + u64 sb_size = 512ULL << min(BCH_SB_LAYOUT_SIZE_BITS_MAX, sb->sb->layout.sb_max_size_bits); + if (bytes > sb_size) { + prt_printf(err, "Invalid superblock: too big (got %zu bytes, layout max %llu)", + bytes, sb_size); return -BCH_ERR_invalid_sb_too_big; } diff --git a/fs/bcachefs/util.h b/fs/bcachefs/util.h index f4dd09c41c44..76ffe08e71b5 100644 --- a/fs/bcachefs/util.h +++ b/fs/bcachefs/util.h @@ -697,14 +697,19 @@ do { \ } \ } while (0) +#define per_cpu_sum(_p) \ +({ \ + typeof(*_p) _ret = 0; \ + \ + int cpu; \ + for_each_possible_cpu(cpu) \ + _ret += *per_cpu_ptr(_p, cpu); \ + _ret; \ +}) + static inline u64 percpu_u64_get(u64 __percpu *src) { - u64 ret = 0; - int cpu; - - for_each_possible_cpu(cpu) - ret += *per_cpu_ptr(src, cpu); - return ret; + return per_cpu_sum(src); } static inline void percpu_u64_set(u64 __percpu *dst, u64 src) diff --git a/fs/cachefiles/daemon.c b/fs/cachefiles/daemon.c index 6465e2574230..06cdf1a8a16f 100644 --- a/fs/cachefiles/daemon.c +++ b/fs/cachefiles/daemon.c @@ -133,7 +133,7 @@ static int cachefiles_daemon_open(struct inode *inode, struct file *file) return 0; } -static void cachefiles_flush_reqs(struct cachefiles_cache *cache) +void cachefiles_flush_reqs(struct cachefiles_cache *cache) { struct xarray *xa = &cache->reqs; struct cachefiles_req *req; @@ -159,6 +159,7 @@ static void cachefiles_flush_reqs(struct cachefiles_cache *cache) xa_for_each(xa, index, req) { req->error = -EIO; complete(&req->done); + __xa_erase(xa, index); } xa_unlock(xa); diff --git a/fs/cachefiles/internal.h b/fs/cachefiles/internal.h index d33169f0018b..6845a90cdfcc 100644 --- a/fs/cachefiles/internal.h +++ b/fs/cachefiles/internal.h @@ -55,6 +55,7 @@ struct cachefiles_ondemand_info { int ondemand_id; enum cachefiles_object_state state; struct cachefiles_object *object; + spinlock_t lock; }; /* @@ -138,6 +139,7 @@ static inline bool cachefiles_in_ondemand_mode(struct cachefiles_cache *cache) struct cachefiles_req { struct cachefiles_object *object; struct completion done; + refcount_t ref; int error; struct cachefiles_msg msg; }; @@ -186,6 +188,7 @@ extern int cachefiles_has_space(struct cachefiles_cache *cache, * daemon.c */ extern const struct file_operations cachefiles_daemon_fops; +extern void cachefiles_flush_reqs(struct cachefiles_cache *cache); extern void cachefiles_get_unbind_pincount(struct cachefiles_cache *cache); extern void cachefiles_put_unbind_pincount(struct cachefiles_cache *cache); @@ -424,6 +427,8 @@ do { \ pr_err("I/O Error: " FMT"\n", ##__VA_ARGS__); \ fscache_io_error((___cache)->cache); \ set_bit(CACHEFILES_DEAD, &(___cache)->flags); \ + if (cachefiles_in_ondemand_mode(___cache)) \ + cachefiles_flush_reqs(___cache); \ } while (0) #define cachefiles_io_error_obj(object, FMT, ...) \ diff --git a/fs/cachefiles/ondemand.c b/fs/cachefiles/ondemand.c index 4ba42f1fa3b4..bce005f2b456 100644 --- a/fs/cachefiles/ondemand.c +++ b/fs/cachefiles/ondemand.c @@ -1,22 +1,42 @@ // SPDX-License-Identifier: GPL-2.0-or-later -#include <linux/fdtable.h> #include <linux/anon_inodes.h> #include <linux/uio.h> #include "internal.h" +struct ondemand_anon_file { + struct file *file; + int fd; +}; + +static inline void cachefiles_req_put(struct cachefiles_req *req) +{ + if (refcount_dec_and_test(&req->ref)) + kfree(req); +} + static int cachefiles_ondemand_fd_release(struct inode *inode, struct file *file) { struct cachefiles_object *object = file->private_data; - struct cachefiles_cache *cache = object->volume->cache; - struct cachefiles_ondemand_info *info = object->ondemand; - int object_id = info->ondemand_id; + struct cachefiles_cache *cache; + struct cachefiles_ondemand_info *info; + int object_id; struct cachefiles_req *req; - XA_STATE(xas, &cache->reqs, 0); + XA_STATE(xas, NULL, 0); + + if (!object) + return 0; + + info = object->ondemand; + cache = object->volume->cache; + xas.xa = &cache->reqs; xa_lock(&cache->reqs); + spin_lock(&info->lock); + object_id = info->ondemand_id; info->ondemand_id = CACHEFILES_ONDEMAND_ID_CLOSED; cachefiles_ondemand_set_object_close(object); + spin_unlock(&info->lock); /* Only flush CACHEFILES_REQ_NEW marked req to avoid race with daemon_read */ xas_for_each_marked(&xas, req, ULONG_MAX, CACHEFILES_REQ_NEW) { @@ -76,12 +96,12 @@ static loff_t cachefiles_ondemand_fd_llseek(struct file *filp, loff_t pos, } static long cachefiles_ondemand_fd_ioctl(struct file *filp, unsigned int ioctl, - unsigned long arg) + unsigned long id) { struct cachefiles_object *object = filp->private_data; struct cachefiles_cache *cache = object->volume->cache; struct cachefiles_req *req; - unsigned long id; + XA_STATE(xas, &cache->reqs, id); if (ioctl != CACHEFILES_IOC_READ_COMPLETE) return -EINVAL; @@ -89,10 +109,15 @@ static long cachefiles_ondemand_fd_ioctl(struct file *filp, unsigned int ioctl, if (!test_bit(CACHEFILES_ONDEMAND_MODE, &cache->flags)) return -EOPNOTSUPP; - id = arg; - req = xa_erase(&cache->reqs, id); - if (!req) + xa_lock(&cache->reqs); + req = xas_load(&xas); + if (!req || req->msg.opcode != CACHEFILES_OP_READ || + req->object != object) { + xa_unlock(&cache->reqs); return -EINVAL; + } + xas_store(&xas, NULL); + xa_unlock(&cache->reqs); trace_cachefiles_ondemand_cread(object, id); complete(&req->done); @@ -116,10 +141,12 @@ int cachefiles_ondemand_copen(struct cachefiles_cache *cache, char *args) { struct cachefiles_req *req; struct fscache_cookie *cookie; + struct cachefiles_ondemand_info *info; char *pid, *psize; unsigned long id; long size; int ret; + XA_STATE(xas, &cache->reqs, 0); if (!test_bit(CACHEFILES_ONDEMAND_MODE, &cache->flags)) return -EOPNOTSUPP; @@ -143,10 +170,18 @@ int cachefiles_ondemand_copen(struct cachefiles_cache *cache, char *args) if (ret) return ret; - req = xa_erase(&cache->reqs, id); - if (!req) + xa_lock(&cache->reqs); + xas.xa_index = id; + req = xas_load(&xas); + if (!req || req->msg.opcode != CACHEFILES_OP_OPEN || + !req->object->ondemand->ondemand_id) { + xa_unlock(&cache->reqs); return -EINVAL; + } + xas_store(&xas, NULL); + xa_unlock(&cache->reqs); + info = req->object->ondemand; /* fail OPEN request if copen format is invalid */ ret = kstrtol(psize, 0, &size); if (ret) { @@ -166,6 +201,32 @@ int cachefiles_ondemand_copen(struct cachefiles_cache *cache, char *args) goto out; } + spin_lock(&info->lock); + /* + * The anonymous fd was closed before copen ? Fail the request. + * + * t1 | t2 + * --------------------------------------------------------- + * cachefiles_ondemand_copen + * req = xa_erase(&cache->reqs, id) + * // Anon fd is maliciously closed. + * cachefiles_ondemand_fd_release + * xa_lock(&cache->reqs) + * cachefiles_ondemand_set_object_close(object) + * xa_unlock(&cache->reqs) + * cachefiles_ondemand_set_object_open + * // No one will ever close it again. + * cachefiles_ondemand_daemon_read + * cachefiles_ondemand_select_req + * + * Get a read req but its fd is already closed. The daemon can't + * issue a cread ioctl with an closed fd, then hung. + */ + if (info->ondemand_id == CACHEFILES_ONDEMAND_ID_CLOSED) { + spin_unlock(&info->lock); + req->error = -EBADFD; + goto out; + } cookie = req->object->cookie; cookie->object_size = size; if (size) @@ -175,9 +236,15 @@ int cachefiles_ondemand_copen(struct cachefiles_cache *cache, char *args) trace_cachefiles_ondemand_copen(req->object, id, size); cachefiles_ondemand_set_object_open(req->object); + spin_unlock(&info->lock); wake_up_all(&cache->daemon_pollwq); out: + spin_lock(&info->lock); + /* Need to set object close to avoid reopen status continuing */ + if (info->ondemand_id == CACHEFILES_ONDEMAND_ID_CLOSED) + cachefiles_ondemand_set_object_close(req->object); + spin_unlock(&info->lock); complete(&req->done); return ret; } @@ -205,14 +272,14 @@ int cachefiles_ondemand_restore(struct cachefiles_cache *cache, char *args) return 0; } -static int cachefiles_ondemand_get_fd(struct cachefiles_req *req) +static int cachefiles_ondemand_get_fd(struct cachefiles_req *req, + struct ondemand_anon_file *anon_file) { struct cachefiles_object *object; struct cachefiles_cache *cache; struct cachefiles_open *load; - struct file *file; u32 object_id; - int ret, fd; + int ret; object = cachefiles_grab_object(req->object, cachefiles_obj_get_ondemand_fd); @@ -224,35 +291,53 @@ static int cachefiles_ondemand_get_fd(struct cachefiles_req *req) if (ret < 0) goto err; - fd = get_unused_fd_flags(O_WRONLY); - if (fd < 0) { - ret = fd; + anon_file->fd = get_unused_fd_flags(O_WRONLY); + if (anon_file->fd < 0) { + ret = anon_file->fd; goto err_free_id; } - file = anon_inode_getfile("[cachefiles]", &cachefiles_ondemand_fd_fops, - object, O_WRONLY); - if (IS_ERR(file)) { - ret = PTR_ERR(file); + anon_file->file = anon_inode_getfile("[cachefiles]", + &cachefiles_ondemand_fd_fops, object, O_WRONLY); + if (IS_ERR(anon_file->file)) { + ret = PTR_ERR(anon_file->file); goto err_put_fd; } - file->f_mode |= FMODE_PWRITE | FMODE_LSEEK; - fd_install(fd, file); + spin_lock(&object->ondemand->lock); + if (object->ondemand->ondemand_id > 0) { + spin_unlock(&object->ondemand->lock); + /* Pair with check in cachefiles_ondemand_fd_release(). */ + anon_file->file->private_data = NULL; + ret = -EEXIST; + goto err_put_file; + } + + anon_file->file->f_mode |= FMODE_PWRITE | FMODE_LSEEK; load = (void *)req->msg.data; - load->fd = fd; + load->fd = anon_file->fd; object->ondemand->ondemand_id = object_id; + spin_unlock(&object->ondemand->lock); cachefiles_get_unbind_pincount(cache); trace_cachefiles_ondemand_open(object, &req->msg, load); return 0; +err_put_file: + fput(anon_file->file); + anon_file->file = NULL; err_put_fd: - put_unused_fd(fd); + put_unused_fd(anon_file->fd); + anon_file->fd = ret; err_free_id: xa_erase(&cache->ondemand_ids, object_id); err: + spin_lock(&object->ondemand->lock); + /* Avoid marking an opened object as closed. */ + if (object->ondemand->ondemand_id <= 0) + cachefiles_ondemand_set_object_close(object); + spin_unlock(&object->ondemand->lock); cachefiles_put_object(object, cachefiles_obj_put_ondemand_fd); return ret; } @@ -294,14 +379,28 @@ static struct cachefiles_req *cachefiles_ondemand_select_req(struct xa_state *xa return NULL; } +static inline bool cachefiles_ondemand_finish_req(struct cachefiles_req *req, + struct xa_state *xas, int err) +{ + if (unlikely(!xas || !req)) + return false; + + if (xa_cmpxchg(xas->xa, xas->xa_index, req, NULL, 0) != req) + return false; + + req->error = err; + complete(&req->done); + return true; +} + ssize_t cachefiles_ondemand_daemon_read(struct cachefiles_cache *cache, char __user *_buffer, size_t buflen) { struct cachefiles_req *req; struct cachefiles_msg *msg; - unsigned long id = 0; size_t n; int ret = 0; + struct ondemand_anon_file anon_file; XA_STATE(xas, &cache->reqs, cache->req_id_next); xa_lock(&cache->reqs); @@ -330,42 +429,37 @@ ssize_t cachefiles_ondemand_daemon_read(struct cachefiles_cache *cache, xas_clear_mark(&xas, CACHEFILES_REQ_NEW); cache->req_id_next = xas.xa_index + 1; + refcount_inc(&req->ref); + cachefiles_grab_object(req->object, cachefiles_obj_get_read_req); xa_unlock(&cache->reqs); - id = xas.xa_index; - if (msg->opcode == CACHEFILES_OP_OPEN) { - ret = cachefiles_ondemand_get_fd(req); - if (ret) { - cachefiles_ondemand_set_object_close(req->object); - goto error; - } + ret = cachefiles_ondemand_get_fd(req, &anon_file); + if (ret) + goto out; } - msg->msg_id = id; + msg->msg_id = xas.xa_index; msg->object_id = req->object->ondemand->ondemand_id; - if (copy_to_user(_buffer, msg, n) != 0) { + if (copy_to_user(_buffer, msg, n) != 0) ret = -EFAULT; - goto err_put_fd; - } - /* CLOSE request has no reply */ - if (msg->opcode == CACHEFILES_OP_CLOSE) { - xa_erase(&cache->reqs, id); - complete(&req->done); + if (msg->opcode == CACHEFILES_OP_OPEN) { + if (ret < 0) { + fput(anon_file.file); + put_unused_fd(anon_file.fd); + goto out; + } + fd_install(anon_file.fd, anon_file.file); } - - return n; - -err_put_fd: - if (msg->opcode == CACHEFILES_OP_OPEN) - close_fd(((struct cachefiles_open *)msg->data)->fd); -error: - xa_erase(&cache->reqs, id); - req->error = ret; - complete(&req->done); - return ret; +out: + cachefiles_put_object(req->object, cachefiles_obj_put_read_req); + /* Remove error request and CLOSE request has no reply */ + if (ret || msg->opcode == CACHEFILES_OP_CLOSE) + cachefiles_ondemand_finish_req(req, &xas, ret); + cachefiles_req_put(req); + return ret ? ret : n; } typedef int (*init_req_fn)(struct cachefiles_req *req, void *private); @@ -395,6 +489,7 @@ static int cachefiles_ondemand_send_req(struct cachefiles_object *object, goto out; } + refcount_set(&req->ref, 1); req->object = object; init_completion(&req->done); req->msg.opcode = opcode; @@ -454,9 +549,19 @@ static int cachefiles_ondemand_send_req(struct cachefiles_object *object, goto out; wake_up_all(&cache->daemon_pollwq); - wait_for_completion(&req->done); - ret = req->error; - kfree(req); +wait: + ret = wait_for_completion_killable(&req->done); + if (!ret) { + ret = req->error; + } else { + ret = -EINTR; + if (!cachefiles_ondemand_finish_req(req, &xas, ret)) { + /* Someone will complete it soon. */ + cpu_relax(); + goto wait; + } + } + cachefiles_req_put(req); return ret; out: /* Reset the object to close state in error handling path. @@ -578,6 +683,7 @@ int cachefiles_ondemand_init_obj_info(struct cachefiles_object *object, return -ENOMEM; object->ondemand->object = object; + spin_lock_init(&object->ondemand->lock); INIT_WORK(&object->ondemand->ondemand_work, ondemand_object_worker); return 0; } diff --git a/fs/debugfs/inode.c b/fs/debugfs/inode.c index dc51df0b118d..8fd928899a59 100644 --- a/fs/debugfs/inode.c +++ b/fs/debugfs/inode.c @@ -107,8 +107,16 @@ static int debugfs_parse_param(struct fs_context *fc, struct fs_parameter *param int opt; opt = fs_parse(fc, debugfs_param_specs, param, &result); - if (opt < 0) + if (opt < 0) { + /* + * We might like to report bad mount options here; but + * traditionally debugfs has ignored all mount options + */ + if (opt == -ENOPARAM) + return 0; + return opt; + } switch (opt) { case Opt_uid: diff --git a/fs/file.c b/fs/file.c index 8076aef9c210..a3b72aa64f11 100644 --- a/fs/file.c +++ b/fs/file.c @@ -486,12 +486,12 @@ struct files_struct init_files = { static unsigned int find_next_fd(struct fdtable *fdt, unsigned int start) { - unsigned int maxfd = fdt->max_fds; + unsigned int maxfd = fdt->max_fds; /* always multiple of BITS_PER_LONG */ unsigned int maxbit = maxfd / BITS_PER_LONG; unsigned int bitbit = start / BITS_PER_LONG; bitbit = find_next_zero_bit(fdt->full_fds_bits, maxbit, bitbit) * BITS_PER_LONG; - if (bitbit > maxfd) + if (bitbit >= maxfd) return maxfd; if (bitbit > start) start = bitbit; diff --git a/fs/iomap/buffered-io.c b/fs/iomap/buffered-io.c index c5802a459334..d46558990279 100644 --- a/fs/iomap/buffered-io.c +++ b/fs/iomap/buffered-io.c @@ -241,6 +241,7 @@ static void iomap_adjust_read_range(struct inode *inode, struct folio *folio, unsigned block_size = (1 << block_bits); size_t poff = offset_in_folio(folio, *pos); size_t plen = min_t(loff_t, folio_size(folio) - poff, length); + size_t orig_plen = plen; unsigned first = poff >> block_bits; unsigned last = (poff + plen - 1) >> block_bits; @@ -277,7 +278,7 @@ static void iomap_adjust_read_range(struct inode *inode, struct folio *folio, * handle both halves separately so that we properly zero data in the * page cache for blocks that are entirely outside of i_size. */ - if (orig_pos <= isize && orig_pos + length > isize) { + if (orig_pos <= isize && orig_pos + orig_plen > isize) { unsigned end = offset_in_folio(folio, isize - 1) >> block_bits; if (first <= end && last > end) @@ -877,22 +878,37 @@ static bool iomap_write_end(struct iomap_iter *iter, loff_t pos, size_t len, size_t copied, struct folio *folio) { const struct iomap *srcmap = iomap_iter_srcmap(iter); + loff_t old_size = iter->inode->i_size; + size_t written; if (srcmap->type == IOMAP_INLINE) { iomap_write_end_inline(iter, folio, pos, copied); - return true; + written = copied; + } else if (srcmap->flags & IOMAP_F_BUFFER_HEAD) { + written = block_write_end(NULL, iter->inode->i_mapping, pos, + len, copied, &folio->page, NULL); + WARN_ON_ONCE(written != copied && written != 0); + } else { + written = __iomap_write_end(iter->inode, pos, len, copied, + folio) ? copied : 0; } - if (srcmap->flags & IOMAP_F_BUFFER_HEAD) { - size_t bh_written; - - bh_written = block_write_end(NULL, iter->inode->i_mapping, pos, - len, copied, &folio->page, NULL); - WARN_ON_ONCE(bh_written != copied && bh_written != 0); - return bh_written == copied; + /* + * Update the in-memory inode size after copying the data into the page + * cache. It's up to the file system to write the updated size to disk, + * preferably after I/O completion so that no stale data is exposed. + * Only once that's done can we unlock and release the folio. + */ + if (pos + written > old_size) { + i_size_write(iter->inode, pos + written); + iter->iomap.flags |= IOMAP_F_SIZE_CHANGED; } + __iomap_put_folio(iter, pos, written, folio); - return __iomap_write_end(iter->inode, pos, len, copied, folio); + if (old_size < pos) + pagecache_isize_extended(iter->inode, old_size, pos); + + return written == copied; } static loff_t iomap_write_iter(struct iomap_iter *iter, struct iov_iter *i) @@ -907,7 +923,6 @@ static loff_t iomap_write_iter(struct iomap_iter *iter, struct iov_iter *i) do { struct folio *folio; - loff_t old_size; size_t offset; /* Offset into folio */ size_t bytes; /* Bytes to write to folio */ size_t copied; /* Bytes copied from user */ @@ -959,23 +974,6 @@ retry: written = iomap_write_end(iter, pos, bytes, copied, folio) ? copied : 0; - /* - * Update the in-memory inode size after copying the data into - * the page cache. It's up to the file system to write the - * updated size to disk, preferably after I/O completion so that - * no stale data is exposed. Only once that's done can we - * unlock and release the folio. - */ - old_size = iter->inode->i_size; - if (pos + written > old_size) { - i_size_write(iter->inode, pos + written); - iter->iomap.flags |= IOMAP_F_SIZE_CHANGED; - } - __iomap_put_folio(iter, pos, written, folio); - - if (old_size < pos) - pagecache_isize_extended(iter->inode, old_size, pos); - cond_resched(); if (unlikely(written == 0)) { /* @@ -1346,7 +1344,6 @@ static loff_t iomap_unshare_iter(struct iomap_iter *iter) bytes = folio_size(folio) - offset; ret = iomap_write_end(iter, pos, bytes, bytes, folio); - __iomap_put_folio(iter, pos, bytes, folio); if (WARN_ON_ONCE(!ret)) return -EIO; @@ -1412,7 +1409,6 @@ static loff_t iomap_zero_iter(struct iomap_iter *iter, bool *did_zero) folio_mark_accessed(folio); ret = iomap_write_end(iter, pos, bytes, bytes, folio); - __iomap_put_folio(iter, pos, bytes, folio); if (WARN_ON_ONCE(!ret)) return -EIO; diff --git a/fs/jfs/xattr.c b/fs/jfs/xattr.c index 0fb7afac298e..9987055293b3 100644 --- a/fs/jfs/xattr.c +++ b/fs/jfs/xattr.c @@ -557,9 +557,11 @@ static int ea_get(struct inode *inode, struct ea_buffer *ea_buf, int min_size) size_check: if (EALIST_SIZE(ea_buf->xattr) != ea_size) { + int size = min_t(int, EALIST_SIZE(ea_buf->xattr), ea_size); + printk(KERN_ERR "ea_get: invalid extended attribute\n"); print_hex_dump(KERN_ERR, "", DUMP_PREFIX_ADDRESS, 16, 1, - ea_buf->xattr, ea_size, 1); + ea_buf->xattr, size, 1); ea_release(inode, ea_buf); rc = -EIO; goto clean_up; diff --git a/fs/nfs/dir.c b/fs/nfs/dir.c index 342930996226..07a7be27182e 100644 --- a/fs/nfs/dir.c +++ b/fs/nfs/dir.c @@ -1627,7 +1627,16 @@ nfs_lookup_revalidate_done(struct inode *dir, struct dentry *dentry, switch (error) { case 1: break; - case 0: + case -ETIMEDOUT: + if (inode && (IS_ROOT(dentry) || + NFS_SERVER(inode)->flags & NFS_MOUNT_SOFTREVAL)) + error = 1; + break; + case -ESTALE: + case -ENOENT: + error = 0; + fallthrough; + default: /* * We can't d_drop the root of a disconnected tree: * its d_hash is on the s_anon list and d_drop() would hide @@ -1682,18 +1691,8 @@ static int nfs_lookup_revalidate_dentry(struct inode *dir, dir_verifier = nfs_save_change_attribute(dir); ret = NFS_PROTO(dir)->lookup(dir, dentry, fhandle, fattr); - if (ret < 0) { - switch (ret) { - case -ESTALE: - case -ENOENT: - ret = 0; - break; - case -ETIMEDOUT: - if (NFS_SERVER(inode)->flags & NFS_MOUNT_SOFTREVAL) - ret = 1; - } + if (ret < 0) goto out; - } /* Request help from readdirplus */ nfs_lookup_advise_force_readdirplus(dir, flags); @@ -1737,7 +1736,7 @@ nfs_do_lookup_revalidate(struct inode *dir, struct dentry *dentry, unsigned int flags) { struct inode *inode; - int error; + int error = 0; nfs_inc_stats(dir, NFSIOS_DENTRYREVALIDATE); inode = d_inode(dentry); @@ -1782,7 +1781,7 @@ out_valid: out_bad: if (flags & LOOKUP_RCU) return -ECHILD; - return nfs_lookup_revalidate_done(dir, dentry, inode, 0); + return nfs_lookup_revalidate_done(dir, dentry, inode, error); } static int @@ -1804,9 +1803,10 @@ __nfs_lookup_revalidate(struct dentry *dentry, unsigned int flags, if (parent != READ_ONCE(dentry->d_parent)) return -ECHILD; } else { - /* Wait for unlink to complete */ + /* Wait for unlink to complete - see unblock_revalidate() */ wait_var_event(&dentry->d_fsdata, - dentry->d_fsdata != NFS_FSDATA_BLOCKED); + smp_load_acquire(&dentry->d_fsdata) + != NFS_FSDATA_BLOCKED); parent = dget_parent(dentry); ret = reval(d_inode(parent), dentry, flags); dput(parent); @@ -1819,6 +1819,29 @@ static int nfs_lookup_revalidate(struct dentry *dentry, unsigned int flags) return __nfs_lookup_revalidate(dentry, flags, nfs_do_lookup_revalidate); } +static void block_revalidate(struct dentry *dentry) +{ + /* old devname - just in case */ + kfree(dentry->d_fsdata); + + /* Any new reference that could lead to an open + * will take ->d_lock in lookup_open() -> d_lookup(). + * Holding this lock ensures we cannot race with + * __nfs_lookup_revalidate() and removes and need + * for further barriers. + */ + lockdep_assert_held(&dentry->d_lock); + + dentry->d_fsdata = NFS_FSDATA_BLOCKED; +} + +static void unblock_revalidate(struct dentry *dentry) +{ + /* store_release ensures wait_var_event() sees the update */ + smp_store_release(&dentry->d_fsdata, NULL); + wake_up_var(&dentry->d_fsdata); +} + /* * A weaker form of d_revalidate for revalidating just the d_inode(dentry) * when we don't really care about the dentry name. This is called when a @@ -2255,6 +2278,9 @@ int nfs_atomic_open_v23(struct inode *dir, struct dentry *dentry, */ int error = 0; + if (dentry->d_name.len > NFS_SERVER(dir)->namelen) + return -ENAMETOOLONG; + if (open_flags & O_CREAT) { file->f_mode |= FMODE_CREATED; error = nfs_do_create(dir, dentry, mode, open_flags); @@ -2549,15 +2575,12 @@ int nfs_unlink(struct inode *dir, struct dentry *dentry) spin_unlock(&dentry->d_lock); goto out; } - /* old devname */ - kfree(dentry->d_fsdata); - dentry->d_fsdata = NFS_FSDATA_BLOCKED; + block_revalidate(dentry); spin_unlock(&dentry->d_lock); error = nfs_safe_remove(dentry); nfs_dentry_remove_handle_error(dir, dentry, error); - dentry->d_fsdata = NULL; - wake_up_var(&dentry->d_fsdata); + unblock_revalidate(dentry); out: trace_nfs_unlink_exit(dir, dentry, error); return error; @@ -2664,8 +2687,7 @@ nfs_unblock_rename(struct rpc_task *task, struct nfs_renamedata *data) { struct dentry *new_dentry = data->new_dentry; - new_dentry->d_fsdata = NULL; - wake_up_var(&new_dentry->d_fsdata); + unblock_revalidate(new_dentry); } /* @@ -2727,11 +2749,6 @@ int nfs_rename(struct mnt_idmap *idmap, struct inode *old_dir, if (WARN_ON(new_dentry->d_flags & DCACHE_NFSFS_RENAMED) || WARN_ON(new_dentry->d_fsdata == NFS_FSDATA_BLOCKED)) goto out; - if (new_dentry->d_fsdata) { - /* old devname */ - kfree(new_dentry->d_fsdata); - new_dentry->d_fsdata = NULL; - } spin_lock(&new_dentry->d_lock); if (d_count(new_dentry) > 2) { @@ -2753,7 +2770,7 @@ int nfs_rename(struct mnt_idmap *idmap, struct inode *old_dir, new_dentry = dentry; new_inode = NULL; } else { - new_dentry->d_fsdata = NFS_FSDATA_BLOCKED; + block_revalidate(new_dentry); must_unblock = true; spin_unlock(&new_dentry->d_lock); } @@ -2765,6 +2782,8 @@ int nfs_rename(struct mnt_idmap *idmap, struct inode *old_dir, task = nfs_async_rename(old_dir, new_dir, old_dentry, new_dentry, must_unblock ? nfs_unblock_rename : NULL); if (IS_ERR(task)) { + if (must_unblock) + unblock_revalidate(new_dentry); error = PTR_ERR(task); goto out; } diff --git a/fs/nfs/nfs4proc.c b/fs/nfs/nfs4proc.c index c93c12063b3a..a691fa10b3e9 100644 --- a/fs/nfs/nfs4proc.c +++ b/fs/nfs/nfs4proc.c @@ -4023,6 +4023,23 @@ static void test_fs_location_for_trunking(struct nfs4_fs_location *location, } } +static bool _is_same_nfs4_pathname(struct nfs4_pathname *path1, + struct nfs4_pathname *path2) +{ + int i; + + if (path1->ncomponents != path2->ncomponents) + return false; + for (i = 0; i < path1->ncomponents; i++) { + if (path1->components[i].len != path2->components[i].len) + return false; + if (memcmp(path1->components[i].data, path2->components[i].data, + path1->components[i].len)) + return false; + } + return true; +} + static int _nfs4_discover_trunking(struct nfs_server *server, struct nfs_fh *fhandle) { @@ -4056,9 +4073,13 @@ static int _nfs4_discover_trunking(struct nfs_server *server, if (status) goto out_free_3; - for (i = 0; i < locations->nlocations; i++) + for (i = 0; i < locations->nlocations; i++) { + if (!_is_same_nfs4_pathname(&locations->fs_path, + &locations->locations[i].rootpath)) + continue; test_fs_location_for_trunking(&locations->locations[i], clp, server); + } out_free_3: kfree(locations->fattr); out_free_2: @@ -6268,6 +6289,7 @@ nfs4_set_security_label(struct inode *inode, const void *buf, size_t buflen) if (status == 0) nfs_setsecurity(inode, fattr); + nfs_free_fattr(fattr); return status; } #endif /* CONFIG_NFS_V4_SECURITY_LABEL */ diff --git a/fs/nfs/pagelist.c b/fs/nfs/pagelist.c index 6efb5068c116..040b6b79c75e 100644 --- a/fs/nfs/pagelist.c +++ b/fs/nfs/pagelist.c @@ -1545,6 +1545,11 @@ void nfs_pageio_cond_complete(struct nfs_pageio_descriptor *desc, pgoff_t index) continue; } else if (index == prev->wb_index + 1) continue; + /* + * We will submit more requests after these. Indicate + * this to the underlying layers. + */ + desc->pg_moreio = 1; nfs_pageio_complete(desc); break; } diff --git a/fs/nfs/symlink.c b/fs/nfs/symlink.c index 0e27a2e4e68b..13818129d268 100644 --- a/fs/nfs/symlink.c +++ b/fs/nfs/symlink.c @@ -41,7 +41,7 @@ static int nfs_symlink_filler(struct file *file, struct folio *folio) error: folio_set_error(folio); folio_unlock(folio); - return -EIO; + return error; } static const char *nfs_get_link(struct dentry *dentry, diff --git a/fs/smb/server/smb2pdu.c b/fs/smb/server/smb2pdu.c index b6c5a8ea3887..e7e07891781b 100644 --- a/fs/smb/server/smb2pdu.c +++ b/fs/smb/server/smb2pdu.c @@ -630,6 +630,12 @@ smb2_get_name(const char *src, const int maxlen, struct nls_table *local_nls) return name; } + if (*name == '\\') { + pr_err("not allow directory name included leading slash\n"); + kfree(name); + return ERR_PTR(-EINVAL); + } + ksmbd_conv_path_to_unix(name); ksmbd_strip_last_slash(name); return name; @@ -2361,7 +2367,8 @@ static int smb2_set_ea(struct smb2_ea_info *eabuf, unsigned int buf_len, if (rc > 0) { rc = ksmbd_vfs_remove_xattr(idmap, path, - attr_name); + attr_name, + get_write); if (rc < 0) { ksmbd_debug(SMB, @@ -2376,7 +2383,7 @@ static int smb2_set_ea(struct smb2_ea_info *eabuf, unsigned int buf_len, } else { rc = ksmbd_vfs_setxattr(idmap, path, attr_name, value, le16_to_cpu(eabuf->EaValueLength), - 0, true); + 0, get_write); if (rc < 0) { ksmbd_debug(SMB, "ksmbd_vfs_setxattr is failed(%d)\n", @@ -2468,7 +2475,7 @@ static int smb2_remove_smb_xattrs(const struct path *path) !strncmp(&name[XATTR_USER_PREFIX_LEN], STREAM_PREFIX, STREAM_PREFIX_LEN)) { err = ksmbd_vfs_remove_xattr(idmap, path, - name); + name, true); if (err) ksmbd_debug(SMB, "remove xattr failed : %s\n", name); @@ -2842,20 +2849,11 @@ int smb2_open(struct ksmbd_work *work) } if (req->NameLength) { - if ((req->CreateOptions & FILE_DIRECTORY_FILE_LE) && - *(char *)req->Buffer == '\\') { - pr_err("not allow directory name included leading slash\n"); - rc = -EINVAL; - goto err_out2; - } - name = smb2_get_name((char *)req + le16_to_cpu(req->NameOffset), le16_to_cpu(req->NameLength), work->conn->local_nls); if (IS_ERR(name)) { rc = PTR_ERR(name); - if (rc != -ENOMEM) - rc = -ENOENT; name = NULL; goto err_out2; } diff --git a/fs/smb/server/vfs.c b/fs/smb/server/vfs.c index 51b1b0bed616..9e859ba010cf 100644 --- a/fs/smb/server/vfs.c +++ b/fs/smb/server/vfs.c @@ -1058,16 +1058,21 @@ int ksmbd_vfs_fqar_lseek(struct ksmbd_file *fp, loff_t start, loff_t length, } int ksmbd_vfs_remove_xattr(struct mnt_idmap *idmap, - const struct path *path, char *attr_name) + const struct path *path, char *attr_name, + bool get_write) { int err; - err = mnt_want_write(path->mnt); - if (err) - return err; + if (get_write == true) { + err = mnt_want_write(path->mnt); + if (err) + return err; + } err = vfs_removexattr(idmap, path->dentry, attr_name); - mnt_drop_write(path->mnt); + + if (get_write == true) + mnt_drop_write(path->mnt); return err; } @@ -1380,7 +1385,7 @@ int ksmbd_vfs_remove_sd_xattrs(struct mnt_idmap *idmap, const struct path *path) ksmbd_debug(SMB, "%s, len %zd\n", name, strlen(name)); if (!strncmp(name, XATTR_NAME_SD, XATTR_NAME_SD_LEN)) { - err = ksmbd_vfs_remove_xattr(idmap, path, name); + err = ksmbd_vfs_remove_xattr(idmap, path, name, true); if (err) ksmbd_debug(SMB, "remove xattr failed : %s\n", name); } diff --git a/fs/smb/server/vfs.h b/fs/smb/server/vfs.h index cfe1c8092f23..cb76f4b5bafe 100644 --- a/fs/smb/server/vfs.h +++ b/fs/smb/server/vfs.h @@ -114,7 +114,8 @@ int ksmbd_vfs_setxattr(struct mnt_idmap *idmap, int ksmbd_vfs_xattr_stream_name(char *stream_name, char **xattr_stream_name, size_t *xattr_stream_name_size, int s_type); int ksmbd_vfs_remove_xattr(struct mnt_idmap *idmap, - const struct path *path, char *attr_name); + const struct path *path, char *attr_name, + bool get_write); int ksmbd_vfs_kern_path_locked(struct ksmbd_work *work, char *name, unsigned int flags, struct path *parent_path, struct path *path, bool caseless); diff --git a/fs/smb/server/vfs_cache.c b/fs/smb/server/vfs_cache.c index 6cb599cd287e..8b2e37c8716e 100644 --- a/fs/smb/server/vfs_cache.c +++ b/fs/smb/server/vfs_cache.c @@ -254,7 +254,8 @@ static void __ksmbd_inode_close(struct ksmbd_file *fp) ci->m_flags &= ~S_DEL_ON_CLS_STREAM; err = ksmbd_vfs_remove_xattr(file_mnt_idmap(filp), &filp->f_path, - fp->stream.name); + fp->stream.name, + true); if (err) pr_err("remove xattr failed : %s\n", fp->stream.name); diff --git a/fs/xfs/libxfs/xfs_sb.c b/fs/xfs/libxfs/xfs_sb.c index 09e4bf949bf8..6b56f0f6d4c1 100644 --- a/fs/xfs/libxfs/xfs_sb.c +++ b/fs/xfs/libxfs/xfs_sb.c @@ -1038,11 +1038,12 @@ xfs_log_sb( * and hence we don't need have to update it here. */ if (xfs_has_lazysbcount(mp)) { - mp->m_sb.sb_icount = percpu_counter_sum(&mp->m_icount); + mp->m_sb.sb_icount = percpu_counter_sum_positive(&mp->m_icount); mp->m_sb.sb_ifree = min_t(uint64_t, - percpu_counter_sum(&mp->m_ifree), + percpu_counter_sum_positive(&mp->m_ifree), mp->m_sb.sb_icount); - mp->m_sb.sb_fdblocks = percpu_counter_sum(&mp->m_fdblocks); + mp->m_sb.sb_fdblocks = + percpu_counter_sum_positive(&mp->m_fdblocks); } xfs_sb_to_disk(bp->b_addr, &mp->m_sb); diff --git a/include/acpi/acpixf.h b/include/acpi/acpixf.h index 94d0fc3bd412..80dc36f9d527 100644 --- a/include/acpi/acpixf.h +++ b/include/acpi/acpixf.h @@ -663,6 +663,10 @@ ACPI_EXTERNAL_RETURN_STATUS(acpi_status acpi_adr_space_type space_id)) ACPI_EXTERNAL_RETURN_STATUS(acpi_status + acpi_execute_orphan_reg_method(acpi_handle device, + acpi_adr_space_type + space_id)) +ACPI_EXTERNAL_RETURN_STATUS(acpi_status acpi_remove_address_space_handler(acpi_handle device, acpi_adr_space_type diff --git a/include/dt-bindings/net/ti-dp83867.h b/include/dt-bindings/net/ti-dp83867.h index 6fc4b445d3a1..b8a4f3ff4a3b 100644 --- a/include/dt-bindings/net/ti-dp83867.h +++ b/include/dt-bindings/net/ti-dp83867.h @@ -1,10 +1,10 @@ -/* SPDX-License-Identifier: GPL-2.0-only */ +/* SPDX-License-Identifier: GPL-2.0-only OR MIT */ /* * Device Tree constants for the Texas Instruments DP83867 PHY * * Author: Dan Murphy <dmurphy@ti.com> * - * Copyright: (C) 2015 Texas Instruments, Inc. + * Copyright (C) 2015-2024 Texas Instruments Incorporated - https://www.ti.com/ */ #ifndef _DT_BINDINGS_TI_DP83867_H diff --git a/include/dt-bindings/net/ti-dp83869.h b/include/dt-bindings/net/ti-dp83869.h index 218b1a64e975..917114aad7d0 100644 --- a/include/dt-bindings/net/ti-dp83869.h +++ b/include/dt-bindings/net/ti-dp83869.h @@ -1,10 +1,10 @@ -/* SPDX-License-Identifier: GPL-2.0-only */ +/* SPDX-License-Identifier: GPL-2.0-only OR MIT */ /* * Device Tree constants for the Texas Instruments DP83869 PHY * * Author: Dan Murphy <dmurphy@ti.com> * - * Copyright: (C) 2019 Texas Instruments, Inc. + * Copyright (C) 2015-2024 Texas Instruments Incorporated - https://www.ti.com/ */ #ifndef _DT_BINDINGS_TI_DP83869_H diff --git a/include/linux/bio.h b/include/linux/bio.h index d5379548d684..818e93612947 100644 --- a/include/linux/bio.h +++ b/include/linux/bio.h @@ -731,6 +731,7 @@ static inline bool bioset_initialized(struct bio_set *bs) bip_for_each_vec(_bvl, _bio->bi_integrity, _iter) int bio_integrity_map_user(struct bio *bio, void __user *ubuf, ssize_t len, u32 seed); +void bio_integrity_unmap_free_user(struct bio *bio); extern struct bio_integrity_payload *bio_integrity_alloc(struct bio *, gfp_t, unsigned int); extern int bio_integrity_add_page(struct bio *, struct page *, unsigned int, unsigned int); extern bool bio_integrity_prep(struct bio *); @@ -807,6 +808,9 @@ static inline int bio_integrity_map_user(struct bio *bio, void __user *ubuf, { return -EINVAL; } +static inline void bio_integrity_unmap_free_user(struct bio *bio) +{ +} #endif /* CONFIG_BLK_DEV_INTEGRITY */ diff --git a/include/linux/device.h b/include/linux/device.h index fc3bd7116ab9..ace039151cb8 100644 --- a/include/linux/device.h +++ b/include/linux/device.h @@ -1220,8 +1220,6 @@ static inline void device_remove_group(struct device *dev, return device_remove_groups(dev, groups); } -int __must_check devm_device_add_groups(struct device *dev, - const struct attribute_group **groups); int __must_check devm_device_add_group(struct device *dev, const struct attribute_group *grp); diff --git a/include/linux/io_uring_types.h b/include/linux/io_uring_types.h index 7a6b190c7da7..b48570eaa449 100644 --- a/include/linux/io_uring_types.h +++ b/include/linux/io_uring_types.h @@ -648,7 +648,7 @@ struct io_kiocb { struct io_rsrc_node *rsrc_node; atomic_t refs; - atomic_t poll_refs; + bool cancel_seq_set; struct io_task_work io_task_work; /* for polled requests, i.e. IORING_OP_POLL_ADD and async armed poll */ struct hlist_node hash_node; @@ -657,6 +657,7 @@ struct io_kiocb { /* opcode allocated if it needs to store data for async defer */ void *async_data; /* linked requests, IFF REQ_F_HARDLINK or REQ_F_LINK are set */ + atomic_t poll_refs; struct io_kiocb *link; /* custom credentials, valid IFF REQ_F_CREDS is set */ const struct cred *creds; diff --git a/include/linux/kcov.h b/include/linux/kcov.h index b851ba415e03..1068a7318d89 100644 --- a/include/linux/kcov.h +++ b/include/linux/kcov.h @@ -55,21 +55,47 @@ static inline void kcov_remote_start_usb(u64 id) /* * The softirq flavor of kcov_remote_*() functions is introduced as a temporary - * work around for kcov's lack of nested remote coverage sections support in - * task context. Adding support for nested sections is tracked in: - * https://bugzilla.kernel.org/show_bug.cgi?id=210337 + * workaround for KCOV's lack of nested remote coverage sections support. + * + * Adding support is tracked in https://bugzilla.kernel.org/show_bug.cgi?id=210337. + * + * kcov_remote_start_usb_softirq(): + * + * 1. Only collects coverage when called in the softirq context. This allows + * avoiding nested remote coverage collection sections in the task context. + * For example, USB/IP calls usb_hcd_giveback_urb() in the task context + * within an existing remote coverage collection section. Thus, KCOV should + * not attempt to start collecting coverage within the coverage collection + * section in __usb_hcd_giveback_urb() in this case. + * + * 2. Disables interrupts for the duration of the coverage collection section. + * This allows avoiding nested remote coverage collection sections in the + * softirq context (a softirq might occur during the execution of a work in + * the BH workqueue, which runs with in_serving_softirq() > 0). + * For example, usb_giveback_urb_bh() runs in the BH workqueue with + * interrupts enabled, so __usb_hcd_giveback_urb() might be interrupted in + * the middle of its remote coverage collection section, and the interrupt + * handler might invoke __usb_hcd_giveback_urb() again. */ -static inline void kcov_remote_start_usb_softirq(u64 id) +static inline unsigned long kcov_remote_start_usb_softirq(u64 id) { - if (in_serving_softirq()) + unsigned long flags = 0; + + if (in_serving_softirq()) { + local_irq_save(flags); kcov_remote_start_usb(id); + } + + return flags; } -static inline void kcov_remote_stop_softirq(void) +static inline void kcov_remote_stop_softirq(unsigned long flags) { - if (in_serving_softirq()) + if (in_serving_softirq()) { kcov_remote_stop(); + local_irq_restore(flags); + } } #ifdef CONFIG_64BIT @@ -103,8 +129,11 @@ static inline u64 kcov_common_handle(void) } static inline void kcov_remote_start_common(u64 id) {} static inline void kcov_remote_start_usb(u64 id) {} -static inline void kcov_remote_start_usb_softirq(u64 id) {} -static inline void kcov_remote_stop_softirq(void) {} +static inline unsigned long kcov_remote_start_usb_softirq(u64 id) +{ + return 0; +} +static inline void kcov_remote_stop_softirq(unsigned long flags) {} #endif /* CONFIG_KCOV */ #endif /* _LINUX_KCOV_H */ diff --git a/include/linux/netfs.h b/include/linux/netfs.h index 3ca3906bb8da..5d0288938cc2 100644 --- a/include/linux/netfs.h +++ b/include/linux/netfs.h @@ -521,7 +521,7 @@ static inline struct fscache_cookie *netfs_i_cookie(struct netfs_inode *ctx) /** * netfs_wait_for_outstanding_io - Wait for outstanding I/O to complete - * @ctx: The netfs inode to wait on + * @inode: The netfs inode to wait on * * Wait for outstanding I/O requests of any type to complete. This is intended * to be called from inode eviction routines. This makes sure that any diff --git a/include/linux/pse-pd/pse.h b/include/linux/pse-pd/pse.h index 6d07c95dabb9..6eec24ffa866 100644 --- a/include/linux/pse-pd/pse.h +++ b/include/linux/pse-pd/pse.h @@ -167,14 +167,14 @@ static inline int pse_ethtool_get_status(struct pse_control *psec, struct netlink_ext_ack *extack, struct pse_control_status *status) { - return -ENOTSUPP; + return -EOPNOTSUPP; } static inline int pse_ethtool_set_config(struct pse_control *psec, struct netlink_ext_ack *extack, const struct pse_control_config *config) { - return -ENOTSUPP; + return -EOPNOTSUPP; } static inline bool pse_has_podl(struct pse_control *psec) diff --git a/include/linux/sysfs.h b/include/linux/sysfs.h index a7d725fbf739..c4e64dc11206 100644 --- a/include/linux/sysfs.h +++ b/include/linux/sysfs.h @@ -750,6 +750,15 @@ static inline int sysfs_emit_at(char *buf, int at, const char *fmt, ...) { return 0; } + +static inline ssize_t sysfs_bin_attr_simple_read(struct file *file, + struct kobject *kobj, + struct bin_attribute *attr, + char *buf, loff_t off, + size_t count) +{ + return 0; +} #endif /* CONFIG_SYSFS */ static inline int __must_check sysfs_create_file(struct kobject *kobj, diff --git a/include/linux/vfio.h b/include/linux/vfio.h index 8b1a29820409..000a6cab2d31 100644 --- a/include/linux/vfio.h +++ b/include/linux/vfio.h @@ -64,6 +64,7 @@ struct vfio_device { struct completion comp; struct iommufd_access *iommufd_access; void (*put_kvm)(struct kvm *kvm); + struct inode *inode; #if IS_ENABLED(CONFIG_IOMMUFD) struct iommufd_device *iommufd_device; u8 iommufd_attached:1; diff --git a/include/linux/vfio_pci_core.h b/include/linux/vfio_pci_core.h index a2c8b8bba711..f87067438ed4 100644 --- a/include/linux/vfio_pci_core.h +++ b/include/linux/vfio_pci_core.h @@ -93,8 +93,6 @@ struct vfio_pci_core_device { struct list_head sriov_pfs_item; struct vfio_pci_core_device *sriov_pf_core_dev; struct notifier_block nb; - struct mutex vma_lock; - struct list_head vma_list; struct rw_semaphore memory_lock; }; diff --git a/include/net/bluetooth/hci_core.h b/include/net/bluetooth/hci_core.h index 9231396fe96f..c43716edf205 100644 --- a/include/net/bluetooth/hci_core.h +++ b/include/net/bluetooth/hci_core.h @@ -2113,18 +2113,46 @@ static inline int hci_check_conn_params(u16 min, u16 max, u16 latency, { u16 max_latency; - if (min > max || min < 6 || max > 3200) + if (min > max) { + BT_WARN("min %d > max %d", min, max); return -EINVAL; + } + + if (min < 6) { + BT_WARN("min %d < 6", min); + return -EINVAL; + } + + if (max > 3200) { + BT_WARN("max %d > 3200", max); + return -EINVAL; + } + + if (to_multiplier < 10) { + BT_WARN("to_multiplier %d < 10", to_multiplier); + return -EINVAL; + } - if (to_multiplier < 10 || to_multiplier > 3200) + if (to_multiplier > 3200) { + BT_WARN("to_multiplier %d > 3200", to_multiplier); return -EINVAL; + } - if (max >= to_multiplier * 8) + if (max >= to_multiplier * 8) { + BT_WARN("max %d >= to_multiplier %d * 8", max, to_multiplier); return -EINVAL; + } max_latency = (to_multiplier * 4 / max) - 1; - if (latency > 499 || latency > max_latency) + if (latency > 499) { + BT_WARN("latency %d > 499", latency); return -EINVAL; + } + + if (latency > max_latency) { + BT_WARN("latency %d > max_latency %d", latency, max_latency); + return -EINVAL; + } return 0; } diff --git a/include/net/ip_tunnels.h b/include/net/ip_tunnels.h index 9a6a08ec7713..1db2417b8ff5 100644 --- a/include/net/ip_tunnels.h +++ b/include/net/ip_tunnels.h @@ -461,9 +461,10 @@ static inline bool pskb_inet_may_pull(struct sk_buff *skb) /* Variant of pskb_inet_may_pull(). */ -static inline bool skb_vlan_inet_prepare(struct sk_buff *skb) +static inline bool skb_vlan_inet_prepare(struct sk_buff *skb, + bool inner_proto_inherit) { - int nhlen = 0, maclen = ETH_HLEN; + int nhlen = 0, maclen = inner_proto_inherit ? 0 : ETH_HLEN; __be16 type = skb->protocol; /* Essentially this is skb_protocol(skb, true) diff --git a/include/scsi/scsi_transport_sas.h b/include/scsi/scsi_transport_sas.h index 0e75b9277c8c..e3b6ce3cbf88 100644 --- a/include/scsi/scsi_transport_sas.h +++ b/include/scsi/scsi_transport_sas.h @@ -200,6 +200,8 @@ unsigned int sas_is_tlr_enabled(struct scsi_device *); void sas_disable_tlr(struct scsi_device *); void sas_enable_tlr(struct scsi_device *); +bool sas_ata_ncq_prio_supported(struct scsi_device *sdev); + extern struct sas_rphy *sas_end_device_alloc(struct sas_port *); extern struct sas_rphy *sas_expander_alloc(struct sas_port *, enum sas_device_type); void sas_rphy_free(struct sas_rphy *); diff --git a/include/trace/events/cachefiles.h b/include/trace/events/cachefiles.h index cf4b98b9a9ed..7d931db02b93 100644 --- a/include/trace/events/cachefiles.h +++ b/include/trace/events/cachefiles.h @@ -33,6 +33,8 @@ enum cachefiles_obj_ref_trace { cachefiles_obj_see_withdrawal, cachefiles_obj_get_ondemand_fd, cachefiles_obj_put_ondemand_fd, + cachefiles_obj_get_read_req, + cachefiles_obj_put_read_req, }; enum fscache_why_object_killed { @@ -127,7 +129,11 @@ enum cachefiles_error_trace { EM(cachefiles_obj_see_lookup_cookie, "SEE lookup_cookie") \ EM(cachefiles_obj_see_lookup_failed, "SEE lookup_failed") \ EM(cachefiles_obj_see_withdraw_cookie, "SEE withdraw_cookie") \ - E_(cachefiles_obj_see_withdrawal, "SEE withdrawal") + EM(cachefiles_obj_see_withdrawal, "SEE withdrawal") \ + EM(cachefiles_obj_get_ondemand_fd, "GET ondemand_fd") \ + EM(cachefiles_obj_put_ondemand_fd, "PUT ondemand_fd") \ + EM(cachefiles_obj_get_read_req, "GET read_req") \ + E_(cachefiles_obj_put_read_req, "PUT read_req") #define cachefiles_coherency_traces \ EM(cachefiles_coherency_check_aux, "BAD aux ") \ diff --git a/include/trace/events/firewire.h b/include/trace/events/firewire.h index d695a560673f..5ccc0d91b220 100644 --- a/include/trace/events/firewire.h +++ b/include/trace/events/firewire.h @@ -36,10 +36,11 @@ #define QUADLET_SIZE 4 DECLARE_EVENT_CLASS(async_outbound_initiate_template, - TP_PROTO(u64 transaction, unsigned int generation, unsigned int scode, const u32 *header, const u32 *data, unsigned int data_count), - TP_ARGS(transaction, generation, scode, header, data, data_count), + TP_PROTO(u64 transaction, unsigned int card_index, unsigned int generation, unsigned int scode, const u32 *header, const u32 *data, unsigned int data_count), + TP_ARGS(transaction, card_index, generation, scode, header, data, data_count), TP_STRUCT__entry( __field(u64, transaction) + __field(u8, card_index) __field(u8, generation) __field(u8, scode) __array(u32, header, ASYNC_HEADER_QUADLET_COUNT) @@ -47,6 +48,7 @@ DECLARE_EVENT_CLASS(async_outbound_initiate_template, ), TP_fast_assign( __entry->transaction = transaction; + __entry->card_index = card_index; __entry->generation = generation; __entry->scode = scode; memcpy(__entry->header, header, QUADLET_SIZE * ASYNC_HEADER_QUADLET_COUNT); @@ -54,8 +56,9 @@ DECLARE_EVENT_CLASS(async_outbound_initiate_template, ), // This format is for the request subaction. TP_printk( - "transaction=0x%llx generation=%u scode=%u dst_id=0x%04x tlabel=%u tcode=%u src_id=0x%04x offset=0x%012llx header=%s data=%s", + "transaction=0x%llx card_index=%u generation=%u scode=%u dst_id=0x%04x tlabel=%u tcode=%u src_id=0x%04x offset=0x%012llx header=%s data=%s", __entry->transaction, + __entry->card_index, __entry->generation, __entry->scode, ASYNC_HEADER_GET_DESTINATION(__entry->header), @@ -71,10 +74,11 @@ DECLARE_EVENT_CLASS(async_outbound_initiate_template, // The value of status is one of ack codes and rcodes specific to Linux FireWire subsystem. DECLARE_EVENT_CLASS(async_outbound_complete_template, - TP_PROTO(u64 transaction, unsigned int generation, unsigned int scode, unsigned int status, unsigned int timestamp), - TP_ARGS(transaction, generation, scode, status, timestamp), + TP_PROTO(u64 transaction, unsigned int card_index, unsigned int generation, unsigned int scode, unsigned int status, unsigned int timestamp), + TP_ARGS(transaction, card_index, generation, scode, status, timestamp), TP_STRUCT__entry( __field(u64, transaction) + __field(u8, card_index) __field(u8, generation) __field(u8, scode) __field(u8, status) @@ -82,14 +86,16 @@ DECLARE_EVENT_CLASS(async_outbound_complete_template, ), TP_fast_assign( __entry->transaction = transaction; + __entry->card_index = card_index; __entry->generation = generation; __entry->scode = scode; __entry->status = status; __entry->timestamp = timestamp; ), TP_printk( - "transaction=0x%llx generation=%u scode=%u status=%u timestamp=0x%04x", + "transaction=0x%llx card_index=%u generation=%u scode=%u status=%u timestamp=0x%04x", __entry->transaction, + __entry->card_index, __entry->generation, __entry->scode, __entry->status, @@ -99,10 +105,11 @@ DECLARE_EVENT_CLASS(async_outbound_complete_template, // The value of status is one of ack codes and rcodes specific to Linux FireWire subsystem. DECLARE_EVENT_CLASS(async_inbound_template, - TP_PROTO(u64 transaction, unsigned int generation, unsigned int scode, unsigned int status, unsigned int timestamp, const u32 *header, const u32 *data, unsigned int data_count), - TP_ARGS(transaction, generation, scode, status, timestamp, header, data, data_count), + TP_PROTO(u64 transaction, unsigned int card_index, unsigned int generation, unsigned int scode, unsigned int status, unsigned int timestamp, const u32 *header, const u32 *data, unsigned int data_count), + TP_ARGS(transaction, card_index, generation, scode, status, timestamp, header, data, data_count), TP_STRUCT__entry( __field(u64, transaction) + __field(u8, card_index) __field(u8, generation) __field(u8, scode) __field(u8, status) @@ -112,6 +119,7 @@ DECLARE_EVENT_CLASS(async_inbound_template, ), TP_fast_assign( __entry->transaction = transaction; + __entry->card_index = card_index; __entry->generation = generation; __entry->scode = scode; __entry->status = status; @@ -121,8 +129,9 @@ DECLARE_EVENT_CLASS(async_inbound_template, ), // This format is for the response subaction. TP_printk( - "transaction=0x%llx generation=%u scode=%u status=%u timestamp=0x%04x dst_id=0x%04x tlabel=%u tcode=%u src_id=0x%04x rcode=%u header=%s data=%s", + "transaction=0x%llx card_index=%u generation=%u scode=%u status=%u timestamp=0x%04x dst_id=0x%04x tlabel=%u tcode=%u src_id=0x%04x rcode=%u header=%s data=%s", __entry->transaction, + __entry->card_index, __entry->generation, __entry->scode, __entry->status, @@ -139,26 +148,27 @@ DECLARE_EVENT_CLASS(async_inbound_template, ); DEFINE_EVENT(async_outbound_initiate_template, async_request_outbound_initiate, - TP_PROTO(u64 transaction, unsigned int generation, unsigned int scode, const u32 *header, const u32 *data, unsigned int data_count), - TP_ARGS(transaction, generation, scode, header, data, data_count) + TP_PROTO(u64 transaction, unsigned int card_index, unsigned int generation, unsigned int scode, const u32 *header, const u32 *data, unsigned int data_count), + TP_ARGS(transaction, card_index, generation, scode, header, data, data_count) ); DEFINE_EVENT(async_outbound_complete_template, async_request_outbound_complete, - TP_PROTO(u64 transaction, unsigned int generation, unsigned int scode, unsigned int status, unsigned int timestamp), - TP_ARGS(transaction, generation, scode, status, timestamp) + TP_PROTO(u64 transaction, unsigned int card_index, unsigned int generation, unsigned int scode, unsigned int status, unsigned int timestamp), + TP_ARGS(transaction, card_index, generation, scode, status, timestamp) ); DEFINE_EVENT(async_inbound_template, async_response_inbound, - TP_PROTO(u64 transaction, unsigned int generation, unsigned int scode, unsigned int status, unsigned int timestamp, const u32 *header, const u32 *data, unsigned int data_count), - TP_ARGS(transaction, generation, scode, status, timestamp, header, data, data_count) + TP_PROTO(u64 transaction, unsigned int card_index, unsigned int generation, unsigned int scode, unsigned int status, unsigned int timestamp, const u32 *header, const u32 *data, unsigned int data_count), + TP_ARGS(transaction, card_index, generation, scode, status, timestamp, header, data, data_count) ); DEFINE_EVENT_PRINT(async_inbound_template, async_request_inbound, - TP_PROTO(u64 transaction, unsigned int generation, unsigned int scode, unsigned int status, unsigned int timestamp, const u32 *header, const u32 *data, unsigned int data_count), - TP_ARGS(transaction, generation, scode, status, timestamp, header, data, data_count), + TP_PROTO(u64 transaction, unsigned int card_index, unsigned int generation, unsigned int scode, unsigned int status, unsigned int timestamp, const u32 *header, const u32 *data, unsigned int data_count), + TP_ARGS(transaction, card_index, generation, scode, status, timestamp, header, data, data_count), TP_printk( - "transaction=0x%llx generation=%u scode=%u status=%u timestamp=0x%04x dst_id=0x%04x tlabel=%u tcode=%u src_id=0x%04x offset=0x%012llx header=%s data=%s", + "transaction=0x%llx card_index=%u generation=%u scode=%u status=%u timestamp=0x%04x dst_id=0x%04x tlabel=%u tcode=%u src_id=0x%04x offset=0x%012llx header=%s data=%s", __entry->transaction, + __entry->card_index, __entry->generation, __entry->scode, __entry->status, @@ -175,11 +185,12 @@ DEFINE_EVENT_PRINT(async_inbound_template, async_request_inbound, ); DEFINE_EVENT_PRINT(async_outbound_initiate_template, async_response_outbound_initiate, - TP_PROTO(u64 transaction, unsigned int generation, unsigned int scode, const u32 *header, const u32 *data, unsigned int data_count), - TP_ARGS(transaction, generation, scode, header, data, data_count), + TP_PROTO(u64 transaction, unsigned int card_index, unsigned int generation, unsigned int scode, const u32 *header, const u32 *data, unsigned int data_count), + TP_ARGS(transaction, card_index, generation, scode, header, data, data_count), TP_printk( - "transaction=0x%llx generation=%u scode=%u dst_id=0x%04x tlabel=%u tcode=%u src_id=0x%04x rcode=%u header=%s data=%s", + "transaction=0x%llx card_index=%u generation=%u scode=%u dst_id=0x%04x tlabel=%u tcode=%u src_id=0x%04x rcode=%u header=%s data=%s", __entry->transaction, + __entry->card_index, __entry->generation, __entry->scode, ASYNC_HEADER_GET_DESTINATION(__entry->header), @@ -194,8 +205,8 @@ DEFINE_EVENT_PRINT(async_outbound_initiate_template, async_response_outbound_ini ); DEFINE_EVENT(async_outbound_complete_template, async_response_outbound_complete, - TP_PROTO(u64 transaction, unsigned int generation, unsigned int scode, unsigned int status, unsigned int timestamp), - TP_ARGS(transaction, generation, scode, status, timestamp) + TP_PROTO(u64 transaction, unsigned int card_index, unsigned int generation, unsigned int scode, unsigned int status, unsigned int timestamp), + TP_ARGS(transaction, card_index, generation, scode, status, timestamp) ); #undef ASYNC_HEADER_GET_DESTINATION @@ -206,23 +217,26 @@ DEFINE_EVENT(async_outbound_complete_template, async_response_outbound_complete, #undef ASYNC_HEADER_GET_RCODE TRACE_EVENT(async_phy_outbound_initiate, - TP_PROTO(u64 packet, unsigned int generation, u32 first_quadlet, u32 second_quadlet), - TP_ARGS(packet, generation, first_quadlet, second_quadlet), + TP_PROTO(u64 packet, unsigned int card_index, unsigned int generation, u32 first_quadlet, u32 second_quadlet), + TP_ARGS(packet, card_index, generation, first_quadlet, second_quadlet), TP_STRUCT__entry( __field(u64, packet) + __field(u8, card_index) __field(u8, generation) __field(u32, first_quadlet) __field(u32, second_quadlet) ), TP_fast_assign( __entry->packet = packet; + __entry->card_index = card_index; __entry->generation = generation; __entry->first_quadlet = first_quadlet; __entry->second_quadlet = second_quadlet ), TP_printk( - "packet=0x%llx generation=%u first_quadlet=0x%08x second_quadlet=0x%08x", + "packet=0x%llx card_index=%u generation=%u first_quadlet=0x%08x second_quadlet=0x%08x", __entry->packet, + __entry->card_index, __entry->generation, __entry->first_quadlet, __entry->second_quadlet @@ -230,23 +244,26 @@ TRACE_EVENT(async_phy_outbound_initiate, ); TRACE_EVENT(async_phy_outbound_complete, - TP_PROTO(u64 packet, unsigned int generation, unsigned int status, unsigned int timestamp), - TP_ARGS(packet, generation, status, timestamp), + TP_PROTO(u64 packet, unsigned int card_index, unsigned int generation, unsigned int status, unsigned int timestamp), + TP_ARGS(packet, card_index, generation, status, timestamp), TP_STRUCT__entry( __field(u64, packet) + __field(u8, card_index) __field(u8, generation) __field(u8, status) __field(u16, timestamp) ), TP_fast_assign( __entry->packet = packet; + __entry->card_index = card_index; __entry->generation = generation; __entry->status = status; __entry->timestamp = timestamp; ), TP_printk( - "packet=0x%llx generation=%u status=%u timestamp=0x%04x", + "packet=0x%llx card_index=%u generation=%u status=%u timestamp=0x%04x", __entry->packet, + __entry->card_index, __entry->generation, __entry->status, __entry->timestamp @@ -254,10 +271,11 @@ TRACE_EVENT(async_phy_outbound_complete, ); TRACE_EVENT(async_phy_inbound, - TP_PROTO(u64 packet, unsigned int generation, unsigned int status, unsigned int timestamp, u32 first_quadlet, u32 second_quadlet), - TP_ARGS(packet, generation, status, timestamp, first_quadlet, second_quadlet), + TP_PROTO(u64 packet, unsigned int card_index, unsigned int generation, unsigned int status, unsigned int timestamp, u32 first_quadlet, u32 second_quadlet), + TP_ARGS(packet, card_index, generation, status, timestamp, first_quadlet, second_quadlet), TP_STRUCT__entry( __field(u64, packet) + __field(u8, card_index) __field(u8, generation) __field(u8, status) __field(u16, timestamp) @@ -273,8 +291,9 @@ TRACE_EVENT(async_phy_inbound, __entry->second_quadlet = second_quadlet ), TP_printk( - "packet=0x%llx generation=%u status=%u timestamp=0x%04x first_quadlet=0x%08x second_quadlet=0x%08x", + "packet=0x%llx card_index=%u generation=%u status=%u timestamp=0x%04x first_quadlet=0x%08x second_quadlet=0x%08x", __entry->packet, + __entry->card_index, __entry->generation, __entry->status, __entry->timestamp, @@ -284,55 +303,61 @@ TRACE_EVENT(async_phy_inbound, ); DECLARE_EVENT_CLASS(bus_reset_arrange_template, - TP_PROTO(unsigned int generation, bool short_reset), - TP_ARGS(generation, short_reset), + TP_PROTO(unsigned int card_index, unsigned int generation, bool short_reset), + TP_ARGS(card_index, generation, short_reset), TP_STRUCT__entry( + __field(u8, card_index) __field(u8, generation) __field(bool, short_reset) ), TP_fast_assign( + __entry->card_index = card_index; __entry->generation = generation; __entry->short_reset = short_reset; ), TP_printk( - "generation=%u short_reset=%s", + "card_index=%u generation=%u short_reset=%s", + __entry->card_index, __entry->generation, __entry->short_reset ? "true" : "false" ) ); DEFINE_EVENT(bus_reset_arrange_template, bus_reset_initiate, - TP_PROTO(unsigned int generation, bool short_reset), - TP_ARGS(generation, short_reset) + TP_PROTO(unsigned int card_index, unsigned int generation, bool short_reset), + TP_ARGS(card_index, generation, short_reset) ); DEFINE_EVENT(bus_reset_arrange_template, bus_reset_schedule, - TP_PROTO(unsigned int generation, bool short_reset), - TP_ARGS(generation, short_reset) + TP_PROTO(unsigned int card_index, unsigned int generation, bool short_reset), + TP_ARGS(card_index, generation, short_reset) ); DEFINE_EVENT(bus_reset_arrange_template, bus_reset_postpone, - TP_PROTO(unsigned int generation, bool short_reset), - TP_ARGS(generation, short_reset) + TP_PROTO(unsigned int card_index, unsigned int generation, bool short_reset), + TP_ARGS(card_index, generation, short_reset) ); TRACE_EVENT(bus_reset_handle, - TP_PROTO(unsigned int generation, unsigned int node_id, bool bm_abdicate, u32 *self_ids, unsigned int self_id_count), - TP_ARGS(generation, node_id, bm_abdicate, self_ids, self_id_count), + TP_PROTO(unsigned int card_index, unsigned int generation, unsigned int node_id, bool bm_abdicate, u32 *self_ids, unsigned int self_id_count), + TP_ARGS(card_index, generation, node_id, bm_abdicate, self_ids, self_id_count), TP_STRUCT__entry( + __field(u8, card_index) __field(u8, generation) __field(u8, node_id) __field(bool, bm_abdicate) __dynamic_array(u32, self_ids, self_id_count) ), TP_fast_assign( + __entry->card_index = card_index; __entry->generation = generation; __entry->node_id = node_id; __entry->bm_abdicate = bm_abdicate; memcpy(__get_dynamic_array(self_ids), self_ids, __get_dynamic_array_len(self_ids)); ), TP_printk( - "generation=%u node_id=0x%04x bm_abdicate=%s self_ids=%s", + "card_index=%u generation=%u node_id=0x%04x bm_abdicate=%s self_ids=%s", + __entry->card_index, __entry->generation, __entry->node_id, __entry->bm_abdicate ? "true" : "false", diff --git a/include/uapi/linux/stat.h b/include/uapi/linux/stat.h index 67626d535316..95770941ee2c 100644 --- a/include/uapi/linux/stat.h +++ b/include/uapi/linux/stat.h @@ -126,8 +126,8 @@ struct statx { __u64 stx_mnt_id; __u32 stx_dio_mem_align; /* Memory buffer alignment for direct I/O */ __u32 stx_dio_offset_align; /* File offset alignment for direct I/O */ - __u64 stx_subvol; /* Subvolume identifier */ /* 0xa0 */ + __u64 stx_subvol; /* Subvolume identifier */ __u64 __spare3[11]; /* Spare space for future expansion */ /* 0x100 */ }; diff --git a/io_uring/cancel.h b/io_uring/cancel.h index 76b32e65c03c..b33995e00ba9 100644 --- a/io_uring/cancel.h +++ b/io_uring/cancel.h @@ -27,10 +27,10 @@ bool io_cancel_req_match(struct io_kiocb *req, struct io_cancel_data *cd); static inline bool io_cancel_match_sequence(struct io_kiocb *req, int sequence) { - if ((req->flags & REQ_F_CANCEL_SEQ) && sequence == req->work.cancel_seq) + if (req->cancel_seq_set && sequence == req->work.cancel_seq) return true; - req->flags |= REQ_F_CANCEL_SEQ; + req->cancel_seq_set = true; req->work.cancel_seq = sequence; return false; } diff --git a/io_uring/io_uring.c b/io_uring/io_uring.c index 816e93e7f949..154b25b8a613 100644 --- a/io_uring/io_uring.c +++ b/io_uring/io_uring.c @@ -2058,6 +2058,7 @@ static int io_init_req(struct io_ring_ctx *ctx, struct io_kiocb *req, req->file = NULL; req->rsrc_node = NULL; req->task = current; + req->cancel_seq_set = false; if (unlikely(opcode >= IORING_OP_LAST)) { req->opcode = 0; diff --git a/io_uring/rsrc.c b/io_uring/rsrc.c index 65417c9553b1..edb9c5baf2e2 100644 --- a/io_uring/rsrc.c +++ b/io_uring/rsrc.c @@ -249,6 +249,7 @@ __cold static int io_rsrc_ref_quiesce(struct io_rsrc_data *data, ret = io_run_task_work_sig(ctx); if (ret < 0) { + __set_current_state(TASK_RUNNING); mutex_lock(&ctx->uring_lock); if (list_empty(&ctx->rsrc_ref_list)) ret = 0; diff --git a/kernel/time/tick-common.c b/kernel/time/tick-common.c index d88b13076b79..a47bcf71defc 100644 --- a/kernel/time/tick-common.c +++ b/kernel/time/tick-common.c @@ -178,26 +178,6 @@ void tick_setup_periodic(struct clock_event_device *dev, int broadcast) } } -#ifdef CONFIG_NO_HZ_FULL -static void giveup_do_timer(void *info) -{ - int cpu = *(unsigned int *)info; - - WARN_ON(tick_do_timer_cpu != smp_processor_id()); - - tick_do_timer_cpu = cpu; -} - -static void tick_take_do_timer_from_boot(void) -{ - int cpu = smp_processor_id(); - int from = tick_do_timer_boot_cpu; - - if (from >= 0 && from != cpu) - smp_call_function_single(from, giveup_do_timer, &cpu, 1); -} -#endif - /* * Setup the tick device */ @@ -221,19 +201,25 @@ static void tick_setup_device(struct tick_device *td, tick_next_period = ktime_get(); #ifdef CONFIG_NO_HZ_FULL /* - * The boot CPU may be nohz_full, in which case set - * tick_do_timer_boot_cpu so the first housekeeping - * secondary that comes up will take do_timer from - * us. + * The boot CPU may be nohz_full, in which case the + * first housekeeping secondary will take do_timer() + * from it. */ if (tick_nohz_full_cpu(cpu)) tick_do_timer_boot_cpu = cpu; - } else if (tick_do_timer_boot_cpu != -1 && - !tick_nohz_full_cpu(cpu)) { - tick_take_do_timer_from_boot(); + } else if (tick_do_timer_boot_cpu != -1 && !tick_nohz_full_cpu(cpu)) { tick_do_timer_boot_cpu = -1; - WARN_ON(READ_ONCE(tick_do_timer_cpu) != cpu); + /* + * The boot CPU will stay in periodic (NOHZ disabled) + * mode until clocksource_done_booting() called after + * smp_init() selects a high resolution clocksource and + * timekeeping_notify() kicks the NOHZ stuff alive. + * + * So this WRITE_ONCE can only race with the READ_ONCE + * check in tick_periodic() but this race is harmless. + */ + WRITE_ONCE(tick_do_timer_cpu, cpu); #endif } diff --git a/lib/closure.c b/lib/closure.c index 07409e9e35a5..2e1ee9fdec08 100644 --- a/lib/closure.c +++ b/lib/closure.c @@ -17,12 +17,18 @@ static inline void closure_put_after_sub(struct closure *cl, int flags) { int r = flags & CLOSURE_REMAINING_MASK; - BUG_ON(flags & CLOSURE_GUARD_MASK); - BUG_ON(!r && (flags & ~CLOSURE_DESTRUCTOR)); + if (WARN(flags & CLOSURE_GUARD_MASK, + "closure has guard bits set: %x (%u)", + flags & CLOSURE_GUARD_MASK, (unsigned) __fls(r))) + r &= ~CLOSURE_GUARD_MASK; if (!r) { smp_acquire__after_ctrl_dep(); + WARN(flags & ~CLOSURE_DESTRUCTOR, + "closure ref hit 0 with incorrect flags set: %x (%u)", + flags & ~CLOSURE_DESTRUCTOR, (unsigned) __fls(flags)); + cl->closure_get_happened = false; if (cl->fn && !(flags & CLOSURE_DESTRUCTOR)) { diff --git a/mm/memblock.c b/mm/memblock.c index d09136e040d3..08e9806b1cf9 100644 --- a/mm/memblock.c +++ b/mm/memblock.c @@ -1339,6 +1339,10 @@ int __init_memblock memblock_set_node(phys_addr_t base, phys_addr_t size, int start_rgn, end_rgn; int i, ret; + if (WARN_ONCE(nid == MAX_NUMNODES, + "Usage of MAX_NUMNODES is deprecated. Use NUMA_NO_NODE instead\n")) + nid = NUMA_NO_NODE; + ret = memblock_isolate_range(type, base, size, &start_rgn, &end_rgn); if (ret) return ret; diff --git a/net/bluetooth/hci_sync.c b/net/bluetooth/hci_sync.c index 16daa79b7981..a8a7d2b36870 100644 --- a/net/bluetooth/hci_sync.c +++ b/net/bluetooth/hci_sync.c @@ -1194,7 +1194,7 @@ int hci_setup_ext_adv_instance_sync(struct hci_dev *hdev, u8 instance) cp.own_addr_type = own_addr_type; cp.channel_map = hdev->le_adv_channel_map; - cp.handle = instance; + cp.handle = adv ? adv->handle : instance; if (flags & MGMT_ADV_FLAG_SEC_2M) { cp.primary_phy = HCI_ADV_PHY_1M; diff --git a/net/bluetooth/l2cap_core.c b/net/bluetooth/l2cap_core.c index 5b509b767557..aed025734d04 100644 --- a/net/bluetooth/l2cap_core.c +++ b/net/bluetooth/l2cap_core.c @@ -4011,8 +4011,8 @@ static void l2cap_connect(struct l2cap_conn *conn, struct l2cap_cmd_hdr *cmd, status = L2CAP_CS_AUTHOR_PEND; chan->ops->defer(chan); } else { - l2cap_state_change(chan, BT_CONNECT2); - result = L2CAP_CR_PEND; + l2cap_state_change(chan, BT_CONFIG); + result = L2CAP_CR_SUCCESS; status = L2CAP_CS_NO_INFO; } } else { @@ -4647,13 +4647,7 @@ static inline int l2cap_conn_param_update_req(struct l2cap_conn *conn, memset(&rsp, 0, sizeof(rsp)); - if (max > hcon->le_conn_max_interval) { - BT_DBG("requested connection interval exceeds current bounds."); - err = -EINVAL; - } else { - err = hci_check_conn_params(min, max, latency, to_multiplier); - } - + err = hci_check_conn_params(min, max, latency, to_multiplier); if (err) rsp.result = cpu_to_le16(L2CAP_CONN_PARAM_REJECTED); else diff --git a/net/bridge/br_mst.c b/net/bridge/br_mst.c index 3c66141d34d6..1820f09ff59c 100644 --- a/net/bridge/br_mst.c +++ b/net/bridge/br_mst.c @@ -73,11 +73,10 @@ int br_mst_get_state(const struct net_device *dev, u16 msti, u8 *state) } EXPORT_SYMBOL_GPL(br_mst_get_state); -static void br_mst_vlan_set_state(struct net_bridge_port *p, struct net_bridge_vlan *v, +static void br_mst_vlan_set_state(struct net_bridge_vlan_group *vg, + struct net_bridge_vlan *v, u8 state) { - struct net_bridge_vlan_group *vg = nbp_vlan_group(p); - if (br_vlan_get_state(v) == state) return; @@ -103,7 +102,7 @@ int br_mst_set_state(struct net_bridge_port *p, u16 msti, u8 state, int err = 0; rcu_read_lock(); - vg = nbp_vlan_group(p); + vg = nbp_vlan_group_rcu(p); if (!vg) goto out; @@ -121,7 +120,7 @@ int br_mst_set_state(struct net_bridge_port *p, u16 msti, u8 state, if (v->brvlan->msti != msti) continue; - br_mst_vlan_set_state(p, v, state); + br_mst_vlan_set_state(vg, v, state); } out: @@ -140,13 +139,13 @@ static void br_mst_vlan_sync_state(struct net_bridge_vlan *pv, u16 msti) * it. */ if (v != pv && v->brvlan->msti == msti) { - br_mst_vlan_set_state(pv->port, pv, v->state); + br_mst_vlan_set_state(vg, pv, v->state); return; } } /* Otherwise, start out in a new MSTI with all ports disabled. */ - return br_mst_vlan_set_state(pv->port, pv, BR_STATE_DISABLED); + return br_mst_vlan_set_state(vg, pv, BR_STATE_DISABLED); } int br_mst_vlan_set_msti(struct net_bridge_vlan *mv, u16 msti) diff --git a/net/ipv4/tcp_timer.c b/net/ipv4/tcp_timer.c index 83fe7f62f7f1..5bfd76a31af6 100644 --- a/net/ipv4/tcp_timer.c +++ b/net/ipv4/tcp_timer.c @@ -485,8 +485,12 @@ static bool tcp_rtx_probe0_timed_out(const struct sock *sk, { const struct tcp_sock *tp = tcp_sk(sk); const int timeout = TCP_RTO_MAX * 2; - u32 rcv_delta; + s32 rcv_delta; + /* Note: timer interrupt might have been delayed by at least one jiffy, + * and tp->rcv_tstamp might very well have been written recently. + * rcv_delta can thus be negative. + */ rcv_delta = inet_csk(sk)->icsk_timeout - tp->rcv_tstamp; if (rcv_delta <= timeout) return false; diff --git a/net/ipv6/netfilter.c b/net/ipv6/netfilter.c index 53d255838e6a..5d989d803009 100644 --- a/net/ipv6/netfilter.c +++ b/net/ipv6/netfilter.c @@ -36,6 +36,7 @@ int ip6_route_me_harder(struct net *net, struct sock *sk_partial, struct sk_buff .flowi6_uid = sock_net_uid(net, sk), .daddr = iph->daddr, .saddr = iph->saddr, + .flowlabel = ip6_flowinfo(iph), }; int err; diff --git a/net/ipv6/route.c b/net/ipv6/route.c index f083d9faba6b..952c2bf11709 100644 --- a/net/ipv6/route.c +++ b/net/ipv6/route.c @@ -6343,12 +6343,12 @@ static int ipv6_sysctl_rtcache_flush(struct ctl_table *ctl, int write, if (!write) return -EINVAL; - net = (struct net *)ctl->extra1; - delay = net->ipv6.sysctl.flush_delay; ret = proc_dointvec(ctl, write, buffer, lenp, ppos); if (ret) return ret; + net = (struct net *)ctl->extra1; + delay = net->ipv6.sysctl.flush_delay; fib6_run_gc(delay <= 0 ? 0 : (unsigned long)delay, net, delay > 0); return 0; } diff --git a/net/ipv6/tcp_ipv6.c b/net/ipv6/tcp_ipv6.c index 8c577b651bfc..729faf8bd366 100644 --- a/net/ipv6/tcp_ipv6.c +++ b/net/ipv6/tcp_ipv6.c @@ -1439,7 +1439,6 @@ static struct sock *tcp_v6_syn_recv_sock(const struct sock *sk, struct sk_buff * */ newsk->sk_gso_type = SKB_GSO_TCPV6; - ip6_dst_store(newsk, dst, NULL, NULL); inet6_sk_rx_dst_set(newsk, skb); inet_sk(newsk)->pinet6 = tcp_inet6_sk(newsk); @@ -1450,6 +1449,8 @@ static struct sock *tcp_v6_syn_recv_sock(const struct sock *sk, struct sk_buff * memcpy(newnp, np, sizeof(struct ipv6_pinfo)); + ip6_dst_store(newsk, dst, NULL, NULL); + newsk->sk_v6_daddr = ireq->ir_v6_rmt_addr; newnp->saddr = ireq->ir_v6_loc_addr; newsk->sk_v6_rcv_saddr = ireq->ir_v6_loc_addr; diff --git a/net/mptcp/pm_netlink.c b/net/mptcp/pm_netlink.c index 7f53e022e27e..ea9e5817b9e9 100644 --- a/net/mptcp/pm_netlink.c +++ b/net/mptcp/pm_netlink.c @@ -677,6 +677,7 @@ static void mptcp_pm_nl_add_addr_received(struct mptcp_sock *msk) unsigned int add_addr_accept_max; struct mptcp_addr_info remote; unsigned int subflows_max; + bool sf_created = false; int i, nr; add_addr_accept_max = mptcp_pm_get_add_addr_accept_max(msk); @@ -704,15 +705,18 @@ static void mptcp_pm_nl_add_addr_received(struct mptcp_sock *msk) if (nr == 0) return; - msk->pm.add_addr_accepted++; - if (msk->pm.add_addr_accepted >= add_addr_accept_max || - msk->pm.subflows >= subflows_max) - WRITE_ONCE(msk->pm.accept_addr, false); - spin_unlock_bh(&msk->pm.lock); for (i = 0; i < nr; i++) - __mptcp_subflow_connect(sk, &addrs[i], &remote); + if (__mptcp_subflow_connect(sk, &addrs[i], &remote) == 0) + sf_created = true; spin_lock_bh(&msk->pm.lock); + + if (sf_created) { + msk->pm.add_addr_accepted++; + if (msk->pm.add_addr_accepted >= add_addr_accept_max || + msk->pm.subflows >= subflows_max) + WRITE_ONCE(msk->pm.accept_addr, false); + } } void mptcp_pm_nl_addr_send_ack(struct mptcp_sock *msk) @@ -814,10 +818,13 @@ static void mptcp_pm_nl_rm_addr_or_subflow(struct mptcp_sock *msk, spin_lock_bh(&msk->pm.lock); removed = true; - __MPTCP_INC_STATS(sock_net(sk), rm_type); + if (rm_type == MPTCP_MIB_RMSUBFLOW) + __MPTCP_INC_STATS(sock_net(sk), rm_type); } if (rm_type == MPTCP_MIB_RMSUBFLOW) __set_bit(rm_id ? rm_id : msk->mpc_endpoint_id, msk->pm.id_avail_bitmap); + else if (rm_type == MPTCP_MIB_RMADDR) + __MPTCP_INC_STATS(sock_net(sk), rm_type); if (!removed) continue; diff --git a/net/mptcp/protocol.c b/net/mptcp/protocol.c index 96b113854bd3..bb7dca8aa2d9 100644 --- a/net/mptcp/protocol.c +++ b/net/mptcp/protocol.c @@ -3740,6 +3740,7 @@ static int mptcp_connect(struct sock *sk, struct sockaddr *uaddr, int addr_len) WRITE_ONCE(msk->write_seq, subflow->idsn); WRITE_ONCE(msk->snd_nxt, subflow->idsn); + WRITE_ONCE(msk->snd_una, subflow->idsn); if (likely(!__mptcp_check_fallback(msk))) MPTCP_INC_STATS(sock_net(sk), MPTCP_MIB_MPCAPABLEACTIVE); diff --git a/net/netfilter/ipset/ip_set_core.c b/net/netfilter/ipset/ip_set_core.c index 3184cc6be4c9..c7ae4d9bf3d2 100644 --- a/net/netfilter/ipset/ip_set_core.c +++ b/net/netfilter/ipset/ip_set_core.c @@ -1172,23 +1172,50 @@ ip_set_setname_policy[IPSET_ATTR_CMD_MAX + 1] = { .len = IPSET_MAXNAMELEN - 1 }, }; +/* In order to return quickly when destroying a single set, it is split + * into two stages: + * - Cancel garbage collector + * - Destroy the set itself via call_rcu() + */ + static void -ip_set_destroy_set(struct ip_set *set) +ip_set_destroy_set_rcu(struct rcu_head *head) { - pr_debug("set: %s\n", set->name); + struct ip_set *set = container_of(head, struct ip_set, rcu); - /* Must call it without holding any lock */ set->variant->destroy(set); module_put(set->type->me); kfree(set); } static void -ip_set_destroy_set_rcu(struct rcu_head *head) +_destroy_all_sets(struct ip_set_net *inst) { - struct ip_set *set = container_of(head, struct ip_set, rcu); + struct ip_set *set; + ip_set_id_t i; + bool need_wait = false; - ip_set_destroy_set(set); + /* First cancel gc's: set:list sets are flushed as well */ + for (i = 0; i < inst->ip_set_max; i++) { + set = ip_set(inst, i); + if (set) { + set->variant->cancel_gc(set); + if (set->type->features & IPSET_TYPE_NAME) + need_wait = true; + } + } + /* Must wait for flush to be really finished */ + if (need_wait) + rcu_barrier(); + for (i = 0; i < inst->ip_set_max; i++) { + set = ip_set(inst, i); + if (set) { + ip_set(inst, i) = NULL; + set->variant->destroy(set); + module_put(set->type->me); + kfree(set); + } + } } static int ip_set_destroy(struct sk_buff *skb, const struct nfnl_info *info, @@ -1202,11 +1229,10 @@ static int ip_set_destroy(struct sk_buff *skb, const struct nfnl_info *info, if (unlikely(protocol_min_failed(attr))) return -IPSET_ERR_PROTOCOL; - /* Commands are serialized and references are * protected by the ip_set_ref_lock. * External systems (i.e. xt_set) must call - * ip_set_put|get_nfnl_* functions, that way we + * ip_set_nfnl_get_* functions, that way we * can safely check references here. * * list:set timer can only decrement the reference @@ -1214,8 +1240,6 @@ static int ip_set_destroy(struct sk_buff *skb, const struct nfnl_info *info, * without holding the lock. */ if (!attr[IPSET_ATTR_SETNAME]) { - /* Must wait for flush to be really finished in list:set */ - rcu_barrier(); read_lock_bh(&ip_set_ref_lock); for (i = 0; i < inst->ip_set_max; i++) { s = ip_set(inst, i); @@ -1226,15 +1250,7 @@ static int ip_set_destroy(struct sk_buff *skb, const struct nfnl_info *info, } inst->is_destroyed = true; read_unlock_bh(&ip_set_ref_lock); - for (i = 0; i < inst->ip_set_max; i++) { - s = ip_set(inst, i); - if (s) { - ip_set(inst, i) = NULL; - /* Must cancel garbage collectors */ - s->variant->cancel_gc(s); - ip_set_destroy_set(s); - } - } + _destroy_all_sets(inst); /* Modified by ip_set_destroy() only, which is serialized */ inst->is_destroyed = false; } else { @@ -1255,12 +1271,12 @@ static int ip_set_destroy(struct sk_buff *skb, const struct nfnl_info *info, features = s->type->features; ip_set(inst, i) = NULL; read_unlock_bh(&ip_set_ref_lock); + /* Must cancel garbage collectors */ + s->variant->cancel_gc(s); if (features & IPSET_TYPE_NAME) { /* Must wait for flush to be really finished */ rcu_barrier(); } - /* Must cancel garbage collectors */ - s->variant->cancel_gc(s); call_rcu(&s->rcu, ip_set_destroy_set_rcu); } return 0; @@ -2365,30 +2381,25 @@ ip_set_net_init(struct net *net) } static void __net_exit -ip_set_net_exit(struct net *net) +ip_set_net_pre_exit(struct net *net) { struct ip_set_net *inst = ip_set_pernet(net); - struct ip_set *set = NULL; - ip_set_id_t i; - inst->is_deleted = true; /* flag for ip_set_nfnl_put */ +} - nfnl_lock(NFNL_SUBSYS_IPSET); - for (i = 0; i < inst->ip_set_max; i++) { - set = ip_set(inst, i); - if (set) { - ip_set(inst, i) = NULL; - set->variant->cancel_gc(set); - ip_set_destroy_set(set); - } - } - nfnl_unlock(NFNL_SUBSYS_IPSET); +static void __net_exit +ip_set_net_exit(struct net *net) +{ + struct ip_set_net *inst = ip_set_pernet(net); + + _destroy_all_sets(inst); kvfree(rcu_dereference_protected(inst->ip_set_list, 1)); } static struct pernet_operations ip_set_net_ops = { .init = ip_set_net_init, + .pre_exit = ip_set_net_pre_exit, .exit = ip_set_net_exit, .id = &ip_set_net_id, .size = sizeof(struct ip_set_net), diff --git a/net/netfilter/ipset/ip_set_list_set.c b/net/netfilter/ipset/ip_set_list_set.c index 54e2a1dd7f5f..bfae7066936b 100644 --- a/net/netfilter/ipset/ip_set_list_set.c +++ b/net/netfilter/ipset/ip_set_list_set.c @@ -79,7 +79,7 @@ list_set_kadd(struct ip_set *set, const struct sk_buff *skb, struct set_elem *e; int ret; - list_for_each_entry(e, &map->members, list) { + list_for_each_entry_rcu(e, &map->members, list) { if (SET_WITH_TIMEOUT(set) && ip_set_timeout_expired(ext_timeout(e, set))) continue; @@ -99,7 +99,7 @@ list_set_kdel(struct ip_set *set, const struct sk_buff *skb, struct set_elem *e; int ret; - list_for_each_entry(e, &map->members, list) { + list_for_each_entry_rcu(e, &map->members, list) { if (SET_WITH_TIMEOUT(set) && ip_set_timeout_expired(ext_timeout(e, set))) continue; @@ -188,9 +188,10 @@ list_set_utest(struct ip_set *set, void *value, const struct ip_set_ext *ext, struct list_set *map = set->data; struct set_adt_elem *d = value; struct set_elem *e, *next, *prev = NULL; - int ret; + int ret = 0; - list_for_each_entry(e, &map->members, list) { + rcu_read_lock(); + list_for_each_entry_rcu(e, &map->members, list) { if (SET_WITH_TIMEOUT(set) && ip_set_timeout_expired(ext_timeout(e, set))) continue; @@ -201,6 +202,7 @@ list_set_utest(struct ip_set *set, void *value, const struct ip_set_ext *ext, if (d->before == 0) { ret = 1; + goto out; } else if (d->before > 0) { next = list_next_entry(e, list); ret = !list_is_last(&e->list, &map->members) && @@ -208,9 +210,11 @@ list_set_utest(struct ip_set *set, void *value, const struct ip_set_ext *ext, } else { ret = prev && prev->id == d->refid; } - return ret; + goto out; } - return 0; +out: + rcu_read_unlock(); + return ret; } static void @@ -239,7 +243,7 @@ list_set_uadd(struct ip_set *set, void *value, const struct ip_set_ext *ext, /* Find where to add the new entry */ n = prev = next = NULL; - list_for_each_entry(e, &map->members, list) { + list_for_each_entry_rcu(e, &map->members, list) { if (SET_WITH_TIMEOUT(set) && ip_set_timeout_expired(ext_timeout(e, set))) continue; @@ -316,9 +320,9 @@ list_set_udel(struct ip_set *set, void *value, const struct ip_set_ext *ext, { struct list_set *map = set->data; struct set_adt_elem *d = value; - struct set_elem *e, *next, *prev = NULL; + struct set_elem *e, *n, *next, *prev = NULL; - list_for_each_entry(e, &map->members, list) { + list_for_each_entry_safe(e, n, &map->members, list) { if (SET_WITH_TIMEOUT(set) && ip_set_timeout_expired(ext_timeout(e, set))) continue; @@ -424,14 +428,8 @@ static void list_set_destroy(struct ip_set *set) { struct list_set *map = set->data; - struct set_elem *e, *n; - list_for_each_entry_safe(e, n, &map->members, list) { - list_del(&e->list); - ip_set_put_byindex(map->net, e->id); - ip_set_ext_destroy(set, e); - kfree(e); - } + WARN_ON_ONCE(!list_empty(&map->members)); kfree(map); set->data = NULL; diff --git a/net/netfilter/nft_meta.c b/net/netfilter/nft_meta.c index ba0d3683a45d..9139ce38ea7b 100644 --- a/net/netfilter/nft_meta.c +++ b/net/netfilter/nft_meta.c @@ -839,6 +839,9 @@ static int nft_meta_inner_init(const struct nft_ctx *ctx, struct nft_meta *priv = nft_expr_priv(expr); unsigned int len; + if (!tb[NFTA_META_KEY] || !tb[NFTA_META_DREG]) + return -EINVAL; + priv->key = ntohl(nla_get_be32(tb[NFTA_META_KEY])); switch (priv->key) { case NFT_META_PROTOCOL: diff --git a/net/netfilter/nft_payload.c b/net/netfilter/nft_payload.c index 0c43d748e23a..50429cbd42da 100644 --- a/net/netfilter/nft_payload.c +++ b/net/netfilter/nft_payload.c @@ -650,6 +650,10 @@ static int nft_payload_inner_init(const struct nft_ctx *ctx, struct nft_payload *priv = nft_expr_priv(expr); u32 base; + if (!tb[NFTA_PAYLOAD_BASE] || !tb[NFTA_PAYLOAD_OFFSET] || + !tb[NFTA_PAYLOAD_LEN] || !tb[NFTA_PAYLOAD_DREG]) + return -EINVAL; + base = ntohl(nla_get_be32(tb[NFTA_PAYLOAD_BASE])); switch (base) { case NFT_PAYLOAD_TUN_HEADER: diff --git a/net/sched/sch_generic.c b/net/sched/sch_generic.c index 2a637a17061b..e22ff003d52e 100644 --- a/net/sched/sch_generic.c +++ b/net/sched/sch_generic.c @@ -676,6 +676,7 @@ struct Qdisc noop_qdisc = { .qlen = 0, .lock = __SPIN_LOCK_UNLOCKED(noop_qdisc.skb_bad_txq.lock), }, + .owner = -1, }; EXPORT_SYMBOL(noop_qdisc); diff --git a/net/sunrpc/auth_gss/auth_gss.c b/net/sunrpc/auth_gss/auth_gss.c index c7af0220f82f..369310909fc9 100644 --- a/net/sunrpc/auth_gss/auth_gss.c +++ b/net/sunrpc/auth_gss/auth_gss.c @@ -1875,8 +1875,10 @@ gss_wrap_req_priv(struct rpc_cred *cred, struct gss_cl_ctx *ctx, offset = (u8 *)p - (u8 *)snd_buf->head[0].iov_base; maj_stat = gss_wrap(ctx->gc_gss_ctx, offset, snd_buf, inpages); /* slack space should prevent this ever happening: */ - if (unlikely(snd_buf->len > snd_buf->buflen)) + if (unlikely(snd_buf->len > snd_buf->buflen)) { + status = -EIO; goto wrap_failed; + } /* We're assuming that when GSS_S_CONTEXT_EXPIRED, the encryption was * done anyway, so it's safe to put the request on the wire: */ if (maj_stat == GSS_S_CONTEXT_EXPIRED) diff --git a/net/unix/af_unix.c b/net/unix/af_unix.c index 80846279de9f..5e695a9a609c 100644 --- a/net/unix/af_unix.c +++ b/net/unix/af_unix.c @@ -2625,18 +2625,18 @@ static struct sk_buff *manage_oob(struct sk_buff *skb, struct sock *sk, if (skb == u->oob_skb) { if (copied) { skb = NULL; - } else if (sock_flag(sk, SOCK_URGINLINE)) { - if (!(flags & MSG_PEEK)) { + } else if (!(flags & MSG_PEEK)) { + if (sock_flag(sk, SOCK_URGINLINE)) { WRITE_ONCE(u->oob_skb, NULL); consume_skb(skb); + } else { + __skb_unlink(skb, &sk->sk_receive_queue); + WRITE_ONCE(u->oob_skb, NULL); + unlinked_skb = skb; + skb = skb_peek(&sk->sk_receive_queue); } - } else if (flags & MSG_PEEK) { - skb = NULL; - } else { - __skb_unlink(skb, &sk->sk_receive_queue); - WRITE_ONCE(u->oob_skb, NULL); - unlinked_skb = skb; - skb = skb_peek(&sk->sk_receive_queue); + } else if (!sock_flag(sk, SOCK_URGINLINE)) { + skb = skb_peek_next(skb, &sk->sk_receive_queue); } } diff --git a/tools/testing/selftests/net/mptcp/mptcp_join.sh b/tools/testing/selftests/net/mptcp/mptcp_join.sh index 2b66c5fa71eb..108aeeb84ef1 100755 --- a/tools/testing/selftests/net/mptcp/mptcp_join.sh +++ b/tools/testing/selftests/net/mptcp/mptcp_join.sh @@ -2249,9 +2249,10 @@ remove_tests() if reset "remove invalid addresses"; then pm_nl_set_limits $ns1 3 3 pm_nl_add_endpoint $ns1 10.0.12.1 flags signal + # broadcast IP: no packet for this address will be received on ns1 + pm_nl_add_endpoint $ns1 224.0.0.1 flags signal pm_nl_add_endpoint $ns1 10.0.3.1 flags signal - pm_nl_add_endpoint $ns1 10.0.14.1 flags signal - pm_nl_set_limits $ns2 3 3 + pm_nl_set_limits $ns2 2 2 addr_nr_ns1=-3 speed=10 \ run_tests $ns1 $ns2 10.0.1.1 chk_join_nr 1 1 1 |