diff options
69 files changed, 480 insertions, 470 deletions
diff --git a/arch/i386/kernel/acpi/boot.c b/arch/i386/kernel/acpi/boot.c index 8309a7b2cd63..79577f0ace98 100644 --- a/arch/i386/kernel/acpi/boot.c +++ b/arch/i386/kernel/acpi/boot.c @@ -44,6 +44,9 @@ extern void __init clustered_apic_check(void); extern int gsi_irq_sharing(int gsi); #include <asm/proto.h> +static inline int acpi_madt_oem_check(char *oem_id, char *oem_table_id) { return 0; } + + #else /* X86 */ #ifdef CONFIG_X86_LOCAL_APIC diff --git a/arch/i386/kernel/microcode.c b/arch/i386/kernel/microcode.c index d3fdf0057d82..5390b521aca0 100644 --- a/arch/i386/kernel/microcode.c +++ b/arch/i386/kernel/microcode.c @@ -74,6 +74,7 @@ #include <linux/kernel.h> #include <linux/init.h> #include <linux/sched.h> +#include <linux/cpumask.h> #include <linux/module.h> #include <linux/slab.h> #include <linux/vmalloc.h> @@ -250,8 +251,8 @@ static int find_matching_ucodes (void) error = -EINVAL; goto out; } - - for (cpu_num = 0; cpu_num < num_online_cpus(); cpu_num++) { + + for_each_online_cpu(cpu_num) { struct ucode_cpu_info *uci = ucode_cpu_info + cpu_num; if (uci->err != MC_NOTFOUND) /* already found a match or not an online cpu*/ continue; @@ -293,7 +294,7 @@ static int find_matching_ucodes (void) error = -EFAULT; goto out; } - for (cpu_num = 0; cpu_num < num_online_cpus(); cpu_num++) { + for_each_online_cpu(cpu_num) { struct ucode_cpu_info *uci = ucode_cpu_info + cpu_num; if (uci->err != MC_NOTFOUND) /* already found a match or not an online cpu*/ continue; @@ -304,7 +305,9 @@ static int find_matching_ucodes (void) } } /* now check if any cpu has matched */ - for (cpu_num = 0, allocated_flag = 0, sum = 0; cpu_num < num_online_cpus(); cpu_num++) { + allocated_flag = 0; + sum = 0; + for_each_online_cpu(cpu_num) { if (ucode_cpu_info[cpu_num].err == MC_MARKED) { struct ucode_cpu_info *uci = ucode_cpu_info + cpu_num; if (!allocated_flag) { @@ -415,12 +418,12 @@ static int do_microcode_update (void) } out_free: - for (i = 0; i < num_online_cpus(); i++) { + for_each_online_cpu(i) { if (ucode_cpu_info[i].mc) { int j; void *tmp = ucode_cpu_info[i].mc; vfree(tmp); - for (j = i; j < num_online_cpus(); j++) { + for_each_online_cpu(j) { if (ucode_cpu_info[j].mc == tmp) ucode_cpu_info[j].mc = NULL; } diff --git a/arch/mips/kernel/linux32.c b/arch/mips/kernel/linux32.c index 5f68b220c26d..e00e5f6e7fdd 100644 --- a/arch/mips/kernel/linux32.c +++ b/arch/mips/kernel/linux32.c @@ -161,60 +161,6 @@ out: return error; } -struct dirent32 { - unsigned int d_ino; - unsigned int d_off; - unsigned short d_reclen; - char d_name[NAME_MAX + 1]; -}; - -static void -xlate_dirent(void *dirent64, void *dirent32, long n) -{ - long off; - struct dirent *dirp; - struct dirent32 *dirp32; - - off = 0; - while (off < n) { - dirp = (struct dirent *)(dirent64 + off); - dirp32 = (struct dirent32 *)(dirent32 + off); - off += dirp->d_reclen; - dirp32->d_ino = dirp->d_ino; - dirp32->d_off = (unsigned int)dirp->d_off; - dirp32->d_reclen = dirp->d_reclen; - strncpy(dirp32->d_name, dirp->d_name, dirp->d_reclen - ((3 * 4) + 2)); - } - return; -} - -asmlinkage long -sys32_getdents(unsigned int fd, void * dirent32, unsigned int count) -{ - long n; - void *dirent64; - - dirent64 = (void *)((unsigned long)(dirent32 + (sizeof(long) - 1)) & ~(sizeof(long) - 1)); - if ((n = sys_getdents(fd, dirent64, count - (dirent64 - dirent32))) < 0) - return(n); - xlate_dirent(dirent64, dirent32, n); - return(n); -} - -asmlinkage int old_readdir(unsigned int fd, void * dirent, unsigned int count); - -asmlinkage int -sys32_readdir(unsigned int fd, void * dirent32, unsigned int count) -{ - int n; - struct dirent dirent64; - - if ((n = old_readdir(fd, &dirent64, count)) < 0) - return(n); - xlate_dirent(&dirent64, dirent32, dirent64.d_reclen); - return(n); -} - asmlinkage int sys32_waitpid(compat_pid_t pid, unsigned int *stat_addr, int options) { diff --git a/arch/mips/kernel/scall64-n32.S b/arch/mips/kernel/scall64-n32.S index d87b5446fa13..02c8267e45e7 100644 --- a/arch/mips/kernel/scall64-n32.S +++ b/arch/mips/kernel/scall64-n32.S @@ -195,7 +195,7 @@ EXPORT(sysn32_call_table) PTR sys_fdatasync PTR sys_truncate PTR sys_ftruncate /* 6075 */ - PTR sys32_getdents + PTR compat_sys_getdents PTR sys_getcwd PTR sys_chdir PTR sys_fchdir diff --git a/arch/mips/kernel/scall64-o32.S b/arch/mips/kernel/scall64-o32.S index 5b0414018c9a..797e0d874889 100644 --- a/arch/mips/kernel/scall64-o32.S +++ b/arch/mips/kernel/scall64-o32.S @@ -293,7 +293,7 @@ sys_call_table: PTR sys_uselib PTR sys_swapon PTR sys_reboot - PTR sys32_readdir + PTR compat_sys_old_readdir PTR old_mmap /* 4090 */ PTR sys_munmap PTR sys_truncate @@ -345,7 +345,7 @@ sys_call_table: PTR sys_setfsuid PTR sys_setfsgid PTR sys32_llseek /* 4140 */ - PTR sys32_getdents + PTR compat_sys_getdents PTR compat_sys_select PTR sys_flock PTR sys_msync diff --git a/arch/mips/kernel/setup.c b/arch/mips/kernel/setup.c index d86affa21278..d9293c558e41 100644 --- a/arch/mips/kernel/setup.c +++ b/arch/mips/kernel/setup.c @@ -540,6 +540,9 @@ void __init setup_arch(char **cmdline_p) sparse_init(); paging_init(); resource_init(); +#ifdef CONFIG_SMP + plat_smp_setup(); +#endif } int __init fpu_disable(char *s) diff --git a/arch/mips/kernel/smp.c b/arch/mips/kernel/smp.c index 5e189862e523..06ed90752424 100644 --- a/arch/mips/kernel/smp.c +++ b/arch/mips/kernel/smp.c @@ -236,7 +236,7 @@ void __init smp_prepare_cpus(unsigned int max_cpus) init_new_context(current, &init_mm); current_thread_info()->cpu = 0; smp_tune_scheduling(); - prom_prepare_cpus(max_cpus); + plat_prepare_cpus(max_cpus); } /* preload SMP state for boot cpu */ diff --git a/arch/mips/kernel/smp_mt.c b/arch/mips/kernel/smp_mt.c index c930364830d0..993b8bf56aaf 100644 --- a/arch/mips/kernel/smp_mt.c +++ b/arch/mips/kernel/smp_mt.c @@ -143,7 +143,7 @@ static struct irqaction irq_call = { * Make sure all CPU's are in a sensible state before we boot any of the * secondarys */ -void prom_prepare_cpus(unsigned int max_cpus) +void plat_smp_setup(void) { unsigned long val; int i, num; @@ -179,11 +179,9 @@ void prom_prepare_cpus(unsigned int max_cpus) write_vpe_c0_vpeconf0(tmp); /* Record this as available CPU */ - if (i < max_cpus) { - cpu_set(i, phys_cpu_present_map); - __cpu_number_map[i] = ++num; - __cpu_logical_map[num] = i; - } + cpu_set(i, phys_cpu_present_map); + __cpu_number_map[i] = ++num; + __cpu_logical_map[num] = i; } /* disable multi-threading with TC's */ @@ -241,7 +239,10 @@ void prom_prepare_cpus(unsigned int max_cpus) set_vi_handler (MIPS_CPU_IPI_RESCHED_IRQ, ipi_resched_dispatch); set_vi_handler (MIPS_CPU_IPI_CALL_IRQ, ipi_call_dispatch); } +} +void __init plat_prepare_cpus(unsigned int max_cpus) +{ cpu_ipi_resched_irq = MIPSCPU_INT_BASE + MIPS_CPU_IPI_RESCHED_IRQ; cpu_ipi_call_irq = MIPSCPU_INT_BASE + MIPS_CPU_IPI_CALL_IRQ; diff --git a/arch/mips/lib/iomap.c b/arch/mips/lib/iomap.c index 7e2ced715cfb..f4ac5bbcd81f 100644 --- a/arch/mips/lib/iomap.c +++ b/arch/mips/lib/iomap.c @@ -63,7 +63,7 @@ void __iomem *pci_iomap(struct pci_dev *dev, int bar, unsigned long maxlen) return ioport_map(start, len); if (flags & IORESOURCE_MEM) { if (flags & IORESOURCE_CACHEABLE) - return ioremap_cacheable_cow(start, len); + return ioremap_cachable(start, len); return ioremap_nocache(start, len); } diff --git a/arch/mips/mm/c-r4k.c b/arch/mips/mm/c-r4k.c index 1b71d91e8268..0668e9bfce41 100644 --- a/arch/mips/mm/c-r4k.c +++ b/arch/mips/mm/c-r4k.c @@ -235,7 +235,9 @@ static inline void r4k_blast_scache_page_setup(void) { unsigned long sc_lsize = cpu_scache_line_size(); - if (sc_lsize == 16) + if (scache_size == 0) + r4k_blast_scache_page = (void *)no_sc_noop; + else if (sc_lsize == 16) r4k_blast_scache_page = blast_scache16_page; else if (sc_lsize == 32) r4k_blast_scache_page = blast_scache32_page; @@ -251,7 +253,9 @@ static inline void r4k_blast_scache_page_indexed_setup(void) { unsigned long sc_lsize = cpu_scache_line_size(); - if (sc_lsize == 16) + if (scache_size == 0) + r4k_blast_scache_page_indexed = (void *)no_sc_noop; + else if (sc_lsize == 16) r4k_blast_scache_page_indexed = blast_scache16_page_indexed; else if (sc_lsize == 32) r4k_blast_scache_page_indexed = blast_scache32_page_indexed; @@ -267,7 +271,9 @@ static inline void r4k_blast_scache_setup(void) { unsigned long sc_lsize = cpu_scache_line_size(); - if (sc_lsize == 16) + if (scache_size == 0) + r4k_blast_scache = (void *)no_sc_noop; + else if (sc_lsize == 16) r4k_blast_scache = blast_scache16; else if (sc_lsize == 32) r4k_blast_scache = blast_scache32; @@ -482,7 +488,7 @@ static inline void local_r4k_flush_icache_range(void *args) protected_blast_dcache_range(start, end); } - if (!cpu_icache_snoops_remote_store) { + if (!cpu_icache_snoops_remote_store && scache_size) { if (end - start > scache_size) r4k_blast_scache(); else @@ -651,7 +657,7 @@ static void local_r4k_flush_cache_sigtramp(void * arg) R4600_HIT_CACHEOP_WAR_IMPL; protected_writeback_dcache_line(addr & ~(dc_lsize - 1)); - if (!cpu_icache_snoops_remote_store) + if (!cpu_icache_snoops_remote_store && scache_size) protected_writeback_scache_line(addr & ~(sc_lsize - 1)); protected_flush_icache_line(addr & ~(ic_lsize - 1)); if (MIPS4K_ICACHE_REFILL_WAR) { diff --git a/arch/mips/pmc-sierra/yosemite/smp.c b/arch/mips/pmc-sierra/yosemite/smp.c index 7f8fda962190..c197311e15d3 100644 --- a/arch/mips/pmc-sierra/yosemite/smp.c +++ b/arch/mips/pmc-sierra/yosemite/smp.c @@ -50,37 +50,25 @@ void __init prom_grab_secondary(void) * We don't want to start the secondary CPU yet nor do we have a nice probing * feature in PMON so we just assume presence of the secondary core. */ -static char maxcpus_string[] __initdata = - KERN_WARNING "max_cpus set to 0; using 1 instead\n"; - -void __init prom_prepare_cpus(unsigned int max_cpus) +void __init plat_smp_setup(void) { - int enabled = 0, i; - - if (max_cpus == 0) { - printk(maxcpus_string); - max_cpus = 1; - } + int i; cpus_clear(phys_cpu_present_map); for (i = 0; i < 2; i++) { - if (i == max_cpus) - break; - - /* - * The boot CPU - */ cpu_set(i, phys_cpu_present_map); __cpu_number_map[i] = i; __cpu_logical_map[i] = i; - enabled++; } +} +void __init plat_prepare_cpus(unsigned int max_cpus) +{ /* * Be paranoid. Enable the IPI only if we're really about to go SMP. */ - if (enabled > 1) + if (cpus_weight(cpu_possible_map)) set_c0_status(STATUSF_IP5); } diff --git a/arch/mips/sgi-ip27/ip27-smp.c b/arch/mips/sgi-ip27/ip27-smp.c index dbef3f6b5650..09fa7f5216f0 100644 --- a/arch/mips/sgi-ip27/ip27-smp.c +++ b/arch/mips/sgi-ip27/ip27-smp.c @@ -140,7 +140,7 @@ static __init void intr_clear_all(nasid_t nasid) REMOTE_HUB_CLR_INTR(nasid, i); } -void __init prom_prepare_cpus(unsigned int max_cpus) +void __init plat_smp_setup(void) { cnodeid_t cnode; @@ -161,6 +161,11 @@ void __init prom_prepare_cpus(unsigned int max_cpus) alloc_cpupda(0, 0); } +void __init plat_prepare_cpus(unsigned int max_cpus) +{ + /* We already did everything necessary earlier */ +} + /* * Launch a slave into smp_bootstrap(). It doesn't take an argument, and we * set sp to the kernel stack of the newly created idle process, gp to the proc diff --git a/arch/mips/sibyte/cfe/smp.c b/arch/mips/sibyte/cfe/smp.c index 4477af3d8074..eab20e2db323 100644 --- a/arch/mips/sibyte/cfe/smp.c +++ b/arch/mips/sibyte/cfe/smp.c @@ -31,7 +31,7 @@ * * Common setup before any secondaries are started */ -void __init prom_prepare_cpus(unsigned int max_cpus) +void __init plat_smp_setup(void) { int i, num; @@ -40,14 +40,18 @@ void __init prom_prepare_cpus(unsigned int max_cpus) __cpu_number_map[0] = 0; __cpu_logical_map[0] = 0; - for (i=1, num=0; i<NR_CPUS; i++) { + for (i = 1, num = 0; i < NR_CPUS; i++) { if (cfe_cpu_stop(i) == 0) { cpu_set(i, phys_cpu_present_map); __cpu_number_map[i] = ++num; __cpu_logical_map[num] = i; } } - printk("Detected %i available secondary CPU(s)\n", num); + printk(KERN_INFO "Detected %i available secondary CPU(s)\n", num); +} + +void __init plat_prepare_cpus(unsigned int max_cpus) +{ } /* diff --git a/arch/powerpc/kernel/vdso.c b/arch/powerpc/kernel/vdso.c index f0c47dab0903..04f7df39ffbb 100644 --- a/arch/powerpc/kernel/vdso.c +++ b/arch/powerpc/kernel/vdso.c @@ -182,8 +182,8 @@ static struct page * vdso_vma_nopage(struct vm_area_struct * vma, unsigned long offset = address - vma->vm_start; struct page *pg; #ifdef CONFIG_PPC64 - void *vbase = test_thread_flag(TIF_32BIT) ? - vdso32_kbase : vdso64_kbase; + void *vbase = (vma->vm_mm->task_size > TASK_SIZE_USER32) ? + vdso64_kbase : vdso32_kbase; #else void *vbase = vdso32_kbase; #endif diff --git a/arch/powerpc/kernel/vdso64/gettimeofday.S b/arch/powerpc/kernel/vdso64/gettimeofday.S index ccaeda5136d1..4ee871f1cadb 100644 --- a/arch/powerpc/kernel/vdso64/gettimeofday.S +++ b/arch/powerpc/kernel/vdso64/gettimeofday.S @@ -225,9 +225,9 @@ V_FUNCTION_BEGIN(__do_get_xsec) .cfi_startproc /* check for update count & load values */ 1: ld r8,CFG_TB_UPDATE_COUNT(r3) - andi. r0,r4,1 /* pending update ? loop */ + andi. r0,r8,1 /* pending update ? loop */ bne- 1b - xor r0,r4,r4 /* create dependency */ + xor r0,r8,r8 /* create dependency */ add r3,r3,r0 /* Get TB & offset it */ diff --git a/arch/powerpc/mm/hash_utils_64.c b/arch/powerpc/mm/hash_utils_64.c index b1f614c612dd..e9d589eefc14 100644 --- a/arch/powerpc/mm/hash_utils_64.c +++ b/arch/powerpc/mm/hash_utils_64.c @@ -169,7 +169,7 @@ int htab_bolt_mapping(unsigned long vstart, unsigned long vend, #ifdef CONFIG_PPC_ISERIES if (_machine == PLATFORM_ISERIES_LPAR) ret = iSeries_hpte_insert(hpteg, va, - virt_to_abs(paddr), + __pa(vaddr), tmp_mode, HPTE_V_BOLTED, psize); diff --git a/arch/powerpc/platforms/pseries/eeh.c b/arch/powerpc/platforms/pseries/eeh.c index 83578313ee7e..2ab9dcdfb415 100644 --- a/arch/powerpc/platforms/pseries/eeh.c +++ b/arch/powerpc/platforms/pseries/eeh.c @@ -893,6 +893,20 @@ void eeh_add_device_tree_early(struct device_node *dn) } EXPORT_SYMBOL_GPL(eeh_add_device_tree_early); +void eeh_add_device_tree_late(struct pci_bus *bus) +{ + struct pci_dev *dev; + + list_for_each_entry(dev, &bus->devices, bus_list) { + eeh_add_device_late(dev); + if (dev->hdr_type == PCI_HEADER_TYPE_BRIDGE) { + struct pci_bus *subbus = dev->subordinate; + if (subbus) + eeh_add_device_tree_late(subbus); + } + } +} + /** * eeh_add_device_late - perform EEH initialization for the indicated pci device * @dev: pci device for which to set up EEH diff --git a/arch/powerpc/platforms/pseries/eeh_driver.c b/arch/powerpc/platforms/pseries/eeh_driver.c index e3cbba49fd6e..b811d5ff92fe 100644 --- a/arch/powerpc/platforms/pseries/eeh_driver.c +++ b/arch/powerpc/platforms/pseries/eeh_driver.c @@ -37,7 +37,7 @@ static inline const char * pcid_name (struct pci_dev *pdev) { - if (pdev->dev.driver) + if (pdev && pdev->dev.driver) return pdev->dev.driver->name; return ""; } diff --git a/arch/powerpc/platforms/pseries/pci_dlpar.c b/arch/powerpc/platforms/pseries/pci_dlpar.c index bdaa8aabdaa6..f3bad900bbcf 100644 --- a/arch/powerpc/platforms/pseries/pci_dlpar.c +++ b/arch/powerpc/platforms/pseries/pci_dlpar.c @@ -106,6 +106,8 @@ pcibios_fixup_new_pci_devices(struct pci_bus *bus, int fix_bus) } } } + + eeh_add_device_tree_late(bus); } EXPORT_SYMBOL_GPL(pcibios_fixup_new_pci_devices); @@ -114,7 +116,6 @@ pcibios_pci_config_bridge(struct pci_dev *dev) { u8 sec_busno; struct pci_bus *child_bus; - struct pci_dev *child_dev; /* Get busno of downstream bus */ pci_read_config_byte(dev, PCI_SECONDARY_BUS, &sec_busno); @@ -129,10 +130,6 @@ pcibios_pci_config_bridge(struct pci_dev *dev) pci_scan_child_bus(child_bus); - list_for_each_entry(child_dev, &child_bus->devices, bus_list) { - eeh_add_device_late(child_dev); - } - /* Fixup new pci devices without touching bus struct */ pcibios_fixup_new_pci_devices(child_bus, 0); @@ -160,18 +157,25 @@ pcibios_add_pci_devices(struct pci_bus * bus) eeh_add_device_tree_early(dn); - /* pci_scan_slot should find all children */ - slotno = PCI_SLOT(PCI_DN(dn->child)->devfn); - num = pci_scan_slot(bus, PCI_DEVFN(slotno, 0)); - if (num) { - pcibios_fixup_new_pci_devices(bus, 1); - pci_bus_add_devices(bus); - } + if (_machine == PLATFORM_PSERIES_LPAR) { + /* use ofdt-based probe */ + of_scan_bus(dn, bus); + if (!list_empty(&bus->devices)) { + pcibios_fixup_new_pci_devices(bus, 0); + pci_bus_add_devices(bus); + } + } else { + /* use legacy probe */ + slotno = PCI_SLOT(PCI_DN(dn->child)->devfn); + num = pci_scan_slot(bus, PCI_DEVFN(slotno, 0)); + if (num) { + pcibios_fixup_new_pci_devices(bus, 1); + pci_bus_add_devices(bus); + } - list_for_each_entry(dev, &bus->devices, bus_list) { - eeh_add_device_late (dev); - if (dev->hdr_type == PCI_HEADER_TYPE_BRIDGE) - pcibios_pci_config_bridge(dev); + list_for_each_entry(dev, &bus->devices, bus_list) + if (dev->hdr_type == PCI_HEADER_TYPE_BRIDGE) + pcibios_pci_config_bridge(dev); } } EXPORT_SYMBOL_GPL(pcibios_add_pci_devices); diff --git a/arch/x86_64/kernel/apic.c b/arch/x86_64/kernel/apic.c index d70605eda333..e5b14c57eaa0 100644 --- a/arch/x86_64/kernel/apic.c +++ b/arch/x86_64/kernel/apic.c @@ -962,14 +962,12 @@ void smp_apic_timer_interrupt(struct pt_regs *regs) irq_exit(); } -int __initdata unsync_tsc_on_multicluster; - /* * oem_force_hpet_timer -- force HPET mode for some boxes. * * Thus far, the major user of this is IBM's Summit2 series: * - * Some clustered boxes may have unsynced TSC problems if they are + * Clustered boxes may have unsynced TSC problems if they are * multi-chassis. Use available data to take a good guess. * If in doubt, go HPET. */ @@ -979,11 +977,6 @@ __cpuinit int oem_force_hpet_timer(void) unsigned id; DECLARE_BITMAP(clustermap, NUM_APIC_CLUSTERS); - /* Only do this check on IBM machines - big Unisys systems - use multiple clusters too, but have synchronized TSC */ - if (!unsync_tsc_on_multicluster) - return 0; - bitmap_zero(clustermap, NUM_APIC_CLUSTERS); for (i = 0; i < NR_CPUS; i++) { diff --git a/block/cfq-iosched.c b/block/cfq-iosched.c index 74fae2daf87e..c8dbe38c81c8 100644 --- a/block/cfq-iosched.c +++ b/block/cfq-iosched.c @@ -239,7 +239,6 @@ enum cfqq_state_flags { CFQ_CFQQ_FLAG_fifo_expire, CFQ_CFQQ_FLAG_idle_window, CFQ_CFQQ_FLAG_prio_changed, - CFQ_CFQQ_FLAG_expired, }; #define CFQ_CFQQ_FNS(name) \ @@ -264,7 +263,6 @@ CFQ_CFQQ_FNS(must_dispatch); CFQ_CFQQ_FNS(fifo_expire); CFQ_CFQQ_FNS(idle_window); CFQ_CFQQ_FNS(prio_changed); -CFQ_CFQQ_FNS(expired); #undef CFQ_CFQQ_FNS enum cfq_rq_state_flags { @@ -336,7 +334,7 @@ static struct request *cfq_find_rq_hash(struct cfq_data *cfqd, sector_t offset) */ static inline void cfq_schedule_dispatch(struct cfq_data *cfqd) { - if (!cfqd->rq_in_driver && cfqd->busy_queues) + if (cfqd->busy_queues) kblockd_schedule_work(&cfqd->unplug_work); } @@ -736,13 +734,63 @@ __cfq_set_active_queue(struct cfq_data *cfqd, struct cfq_queue *cfqq) cfqq->slice_left = 0; cfq_clear_cfqq_must_alloc_slice(cfqq); cfq_clear_cfqq_fifo_expire(cfqq); - cfq_clear_cfqq_expired(cfqq); } cfqd->active_queue = cfqq; } /* + * current cfqq expired its slice (or was too idle), select new one + */ +static void +__cfq_slice_expired(struct cfq_data *cfqd, struct cfq_queue *cfqq, + int preempted) +{ + unsigned long now = jiffies; + + if (cfq_cfqq_wait_request(cfqq)) + del_timer(&cfqd->idle_slice_timer); + + if (!preempted && !cfq_cfqq_dispatched(cfqq)) { + cfqq->service_last = now; + cfq_schedule_dispatch(cfqd); + } + + cfq_clear_cfqq_must_dispatch(cfqq); + cfq_clear_cfqq_wait_request(cfqq); + + /* + * store what was left of this slice, if the queue idled out + * or was preempted + */ + if (time_after(cfqq->slice_end, now)) + cfqq->slice_left = cfqq->slice_end - now; + else + cfqq->slice_left = 0; + + if (cfq_cfqq_on_rr(cfqq)) + cfq_resort_rr_list(cfqq, preempted); + + if (cfqq == cfqd->active_queue) + cfqd->active_queue = NULL; + + if (cfqd->active_cic) { + put_io_context(cfqd->active_cic->ioc); + cfqd->active_cic = NULL; + } + + cfqd->dispatch_slice = 0; +} + +static inline void cfq_slice_expired(struct cfq_data *cfqd, int preempted) +{ + struct cfq_queue *cfqq = cfqd->active_queue; + + if (cfqq) + __cfq_slice_expired(cfqd, cfqq, preempted); +} + +/* * 0 * 0,1 * 0,1,2 @@ -801,16 +849,7 @@ static int cfq_get_next_prio_level(struct cfq_data *cfqd) static struct cfq_queue *cfq_set_active_queue(struct cfq_data *cfqd) { - struct cfq_queue *cfqq; - - /* - * if current queue is expired but not done with its requests yet, - * wait for that to happen - */ - if ((cfqq = cfqd->active_queue) != NULL) { - if (cfq_cfqq_expired(cfqq) && cfq_cfqq_dispatched(cfqq)) - return NULL; - } + struct cfq_queue *cfqq = NULL; /* * if current list is non-empty, grab first entry. if it is empty, @@ -837,66 +876,11 @@ static struct cfq_queue *cfq_set_active_queue(struct cfq_data *cfqd) return cfqq; } -/* - * current cfqq expired its slice (or was too idle), select new one - */ -static void -__cfq_slice_expired(struct cfq_data *cfqd, struct cfq_queue *cfqq, - int preempted) -{ - unsigned long now = jiffies; - - if (cfq_cfqq_wait_request(cfqq)) - del_timer(&cfqd->idle_slice_timer); - - if (!preempted && !cfq_cfqq_dispatched(cfqq)) - cfqq->service_last = now; - - cfq_clear_cfqq_must_dispatch(cfqq); - cfq_clear_cfqq_wait_request(cfqq); - - /* - * store what was left of this slice, if the queue idled out - * or was preempted - */ - if (time_after(cfqq->slice_end, now)) - cfqq->slice_left = cfqq->slice_end - now; - else - cfqq->slice_left = 0; - - if (cfq_cfqq_on_rr(cfqq)) - cfq_resort_rr_list(cfqq, preempted); - - if (cfqq == cfqd->active_queue) - cfqd->active_queue = NULL; - - if (cfqd->active_cic) { - put_io_context(cfqd->active_cic->ioc); - cfqd->active_cic = NULL; - } - - cfqd->dispatch_slice = 0; -} - -static inline void cfq_slice_expired(struct cfq_data *cfqd, int preempted) -{ - struct cfq_queue *cfqq = cfqd->active_queue; - - if (cfqq) { - /* - * use deferred expiry, if there are requests in progress as - * not to disturb the slice of the next queue - */ - if (cfq_cfqq_dispatched(cfqq)) - cfq_mark_cfqq_expired(cfqq); - else - __cfq_slice_expired(cfqd, cfqq, preempted); - } -} - static int cfq_arm_slice_timer(struct cfq_data *cfqd, struct cfq_queue *cfqq) { + unsigned long sl; + WARN_ON(!RB_EMPTY(&cfqq->sort_list)); WARN_ON(cfqq != cfqd->active_queue); @@ -916,13 +900,8 @@ static int cfq_arm_slice_timer(struct cfq_data *cfqd, struct cfq_queue *cfqq) cfq_mark_cfqq_must_dispatch(cfqq); cfq_mark_cfqq_wait_request(cfqq); - if (!timer_pending(&cfqd->idle_slice_timer)) { - unsigned long slice_left = min(cfqq->slice_end - 1, (unsigned long) cfqd->cfq_slice_idle); - - cfqd->idle_slice_timer.expires = jiffies + slice_left; - add_timer(&cfqd->idle_slice_timer); - } - + sl = min(cfqq->slice_end - 1, (unsigned long) cfqd->cfq_slice_idle); + mod_timer(&cfqd->idle_slice_timer, jiffies + sl); return 1; } @@ -1006,9 +985,6 @@ static struct cfq_queue *cfq_select_queue(struct cfq_data *cfqd) if (!cfqq) goto new_queue; - if (cfq_cfqq_expired(cfqq)) - goto new_queue; - /* * slice has expired */ @@ -1181,10 +1157,8 @@ static void cfq_put_queue(struct cfq_queue *cfqq) BUG_ON(cfqq->allocated[READ] + cfqq->allocated[WRITE]); BUG_ON(cfq_cfqq_on_rr(cfqq)); - if (unlikely(cfqd->active_queue == cfqq)) { + if (unlikely(cfqd->active_queue == cfqq)) __cfq_slice_expired(cfqd, cfqq, 0); - cfq_schedule_dispatch(cfqd); - } cfq_put_cfqd(cfqq->cfqd); @@ -1245,10 +1219,8 @@ static void cfq_exit_single_io_context(struct cfq_io_context *cic) spin_lock(q->queue_lock); - if (unlikely(cic->cfqq == cfqd->active_queue)) { + if (unlikely(cic->cfqq == cfqd->active_queue)) __cfq_slice_expired(cfqd, cic->cfqq, 0); - cfq_schedule_dispatch(cfqd); - } cfq_put_queue(cic->cfqq); cic->cfqq = NULL; @@ -1715,10 +1687,7 @@ static void cfq_completed_request(request_queue_t *q, struct request *rq) cfqq->service_last = now; cfq_resort_rr_list(cfqq, 0); } - if (cfq_cfqq_expired(cfqq)) { - __cfq_slice_expired(cfqd, cfqq, 0); - cfq_schedule_dispatch(cfqd); - } + cfq_schedule_dispatch(cfqd); } if (cfq_crq_is_sync(crq)) diff --git a/drivers/char/sx.c b/drivers/char/sx.c index 588e75ec1630..a6b4f02bdceb 100644 --- a/drivers/char/sx.c +++ b/drivers/char/sx.c @@ -1095,17 +1095,17 @@ static inline void sx_receive_chars (struct sx_port *port) sx_dprintk (SX_DEBUG_RECEIVE, "rxop=%d, c = %d.\n", rx_op, c); + /* Don't copy past the end of the hardware receive buffer */ + if (rx_op + c > 0x100) c = 0x100 - rx_op; + + sx_dprintk (SX_DEBUG_RECEIVE, "c = %d.\n", c); + /* Don't copy more bytes than there is room for in the buffer */ c = tty_prepare_flip_string(tty, &rp, c); sx_dprintk (SX_DEBUG_RECEIVE, "c = %d.\n", c); - /* Don't copy past the end of the hardware receive buffer */ - if (rx_op + c > 0x100) c = 0x100 - rx_op; - - sx_dprintk (SX_DEBUG_RECEIVE, "c = %d.\n", c); - /* If for one reason or another, we can't copy more data, we're done! */ if (c == 0) break; diff --git a/drivers/char/synclink_gt.c b/drivers/char/synclink_gt.c index a85a60a93deb..b046390cd256 100644 --- a/drivers/char/synclink_gt.c +++ b/drivers/char/synclink_gt.c @@ -306,7 +306,7 @@ struct slgt_info { int tx_active; unsigned char signals; /* serial signal states */ - unsigned int init_error; /* initialization error */ + int init_error; /* initialization error */ unsigned char *tx_buf; int tx_count; diff --git a/drivers/char/tty_io.c b/drivers/char/tty_io.c index e9bba94fc898..53d3d066554e 100644 --- a/drivers/char/tty_io.c +++ b/drivers/char/tty_io.c @@ -303,7 +303,7 @@ static struct tty_buffer *tty_buffer_find(struct tty_struct *tty, size_t size) t->commit = 0; t->read = 0; /* DEBUG ONLY */ - memset(t->data, '*', size); +/* memset(t->data, '*', size); */ /* printk("Flip recycle %p\n", t); */ return t; } diff --git a/drivers/ieee1394/video1394.c b/drivers/ieee1394/video1394.c index 39fb88309e8e..216dbbf1dc8e 100644 --- a/drivers/ieee1394/video1394.c +++ b/drivers/ieee1394/video1394.c @@ -744,7 +744,7 @@ static int __video1394_ioctl(struct file *file, if (i == ISO_CHANNELS) { PRINT(KERN_ERR, ohci->host->id, "No free channel found"); - return EAGAIN; + return -EAGAIN; } if (!(ohci->ISO_channel_usage & mask)) { v.channel = i; diff --git a/drivers/mtd/redboot.c b/drivers/mtd/redboot.c index 7b7ca5ab5ae4..d01b6a9198e0 100644 --- a/drivers/mtd/redboot.c +++ b/drivers/mtd/redboot.c @@ -89,8 +89,34 @@ static int parse_redboot_partitions(struct mtd_info *master, i = numslots; break; } - if (!memcmp(buf[i].name, "FIS directory", 14)) + if (!memcmp(buf[i].name, "FIS directory", 14)) { + /* This is apparently the FIS directory entry for the + * FIS directory itself. The FIS directory size is + * one erase block, if the buf[i].size field is + * swab32(erasesize) then we know we are looking at + * a byte swapped FIS directory - swap all the entries! + * (NOTE: this is 'size' not 'data_length', size is + * the full size of the entry.) + */ + if (swab32(buf[i].size) == master->erasesize) { + int j; + for (j = 0; j < numslots && buf[j].name[0] != 0xff; ++j) { + /* The unsigned long fields were written with the + * wrong byte sex, name and pad have no byte sex. + */ +# define do_swab32(x) (x) = swab32(x) + do_swab32(buf[j].flash_base); + do_swab32(buf[j].mem_base); + do_swab32(buf[j].size); + do_swab32(buf[j].entry_point); + do_swab32(buf[j].data_length); + do_swab32(buf[j].desc_cksum); + do_swab32(buf[j].file_cksum); +# undef do_swab32 + } + } break; + } } if (i == numslots) { /* Didn't find it */ diff --git a/drivers/net/tg3.c b/drivers/net/tg3.c index e7dc653d5bd6..e8e92c853e89 100644 --- a/drivers/net/tg3.c +++ b/drivers/net/tg3.c @@ -9408,6 +9408,15 @@ static int __devinit tg3_is_sun_570X(struct tg3 *tp) return 0; if (venid == PCI_VENDOR_ID_SUN) return 1; + + /* TG3 chips onboard the SunBlade-2500 don't have the + * subsystem-vendor-id set to PCI_VENDOR_ID_SUN but they + * are distinguishable from non-Sun variants by being + * named "network" by the firmware. Non-Sun cards will + * show up as being named "ethernet". + */ + if (!strcmp(pcp->prom_name, "network")) + return 1; } return 0; } diff --git a/drivers/pnp/card.c b/drivers/pnp/card.c index aaa568a3806e..b68eef251614 100644 --- a/drivers/pnp/card.c +++ b/drivers/pnp/card.c @@ -303,13 +303,11 @@ found: down_write(&dev->dev.bus->subsys.rwsem); dev->card_link = clink; dev->dev.driver = &drv->link.driver; - if (drv->link.driver.probe) { - if (drv->link.driver.probe(&dev->dev)) { - dev->dev.driver = NULL; - dev->card_link = NULL; - up_write(&dev->dev.bus->subsys.rwsem); - return NULL; - } + if (pnp_bus_type.probe(&dev->dev)) { + dev->dev.driver = NULL; + dev->card_link = NULL; + up_write(&dev->dev.bus->subsys.rwsem); + return NULL; } device_bind_driver(&dev->dev); up_write(&dev->dev.bus->subsys.rwsem); diff --git a/drivers/scsi/libata-core.c b/drivers/scsi/libata-core.c index 5f1d7580218d..4f91b0dc572b 100644 --- a/drivers/scsi/libata-core.c +++ b/drivers/scsi/libata-core.c @@ -82,6 +82,10 @@ int atapi_enabled = 0; module_param(atapi_enabled, int, 0444); MODULE_PARM_DESC(atapi_enabled, "Enable discovery of ATAPI devices (0=off, 1=on)"); +int libata_fua = 0; +module_param_named(fua, libata_fua, int, 0444); +MODULE_PARM_DESC(fua, "FUA support (0=off, 1=on)"); + MODULE_AUTHOR("Jeff Garzik"); MODULE_DESCRIPTION("Library module for ATA devices"); MODULE_LICENSE("GPL"); diff --git a/drivers/scsi/libata-scsi.c b/drivers/scsi/libata-scsi.c index 07b1e7cc61df..59503c9ccac9 100644 --- a/drivers/scsi/libata-scsi.c +++ b/drivers/scsi/libata-scsi.c @@ -1708,6 +1708,8 @@ static int ata_dev_supports_fua(u16 *id) { unsigned char model[41], fw[9]; + if (!libata_fua) + return 0; if (!ata_id_has_fua(id)) return 0; diff --git a/drivers/scsi/libata.h b/drivers/scsi/libata.h index e03ce48b7b4b..fddaf479a544 100644 --- a/drivers/scsi/libata.h +++ b/drivers/scsi/libata.h @@ -41,6 +41,7 @@ struct ata_scsi_args { /* libata-core.c */ extern int atapi_enabled; +extern int libata_fua; extern struct ata_queued_cmd *ata_qc_new_init(struct ata_port *ap, struct ata_device *dev); extern int ata_rwcmd_protocol(struct ata_queued_cmd *qc); diff --git a/drivers/serial/sunsu.c b/drivers/serial/sunsu.c index 308704566948..4e453fa966ae 100644 --- a/drivers/serial/sunsu.c +++ b/drivers/serial/sunsu.c @@ -299,13 +299,10 @@ static void sunsu_start_tx(struct uart_port *port) static void sunsu_stop_rx(struct uart_port *port) { struct uart_sunsu_port *up = (struct uart_sunsu_port *) port; - unsigned long flags; - spin_lock_irqsave(&up->port.lock, flags); up->ier &= ~UART_IER_RLSI; up->port.read_status_mask &= ~UART_LSR_DR; serial_out(up, UART_IER, up->ier); - spin_unlock_irqrestore(&up->port.lock, flags); } static void sunsu_enable_ms(struct uart_port *port) diff --git a/drivers/sn/ioc3.c b/drivers/sn/ioc3.c index 12357e1fa558..93449a1a0065 100644 --- a/drivers/sn/ioc3.c +++ b/drivers/sn/ioc3.c @@ -62,7 +62,7 @@ static int nic_reset(struct ioc3_driver_data *idd) return presence; } -static inline int nic_read_bit(struct ioc3_driver_data *idd) +static int nic_read_bit(struct ioc3_driver_data *idd) { int result; unsigned long flags; @@ -77,7 +77,7 @@ static inline int nic_read_bit(struct ioc3_driver_data *idd) return result; } -static inline void nic_write_bit(struct ioc3_driver_data *idd, int bit) +static void nic_write_bit(struct ioc3_driver_data *idd, int bit) { if (bit) writel(mcr_pack(6, 110), &idd->vma->mcr); @@ -371,8 +371,7 @@ static void probe_nic(struct ioc3_driver_data *idd) /* Interrupts */ -static inline void -write_ireg(struct ioc3_driver_data *idd, uint32_t val, int which) +static void write_ireg(struct ioc3_driver_data *idd, uint32_t val, int which) { unsigned long flags; @@ -735,14 +734,12 @@ static int ioc3_probe(struct pci_dev *pdev, const struct pci_device_id *pci_id) } /* Add this IOC3 to all submodules */ - read_lock(&ioc3_submodules_lock); for(id=0;id<IOC3_MAX_SUBMODULES;id++) if(ioc3_submodules[id] && ioc3_submodules[id]->probe) { idd->active[id] = 1; idd->active[id] = !ioc3_submodules[id]->probe (ioc3_submodules[id], idd); } - read_unlock(&ioc3_submodules_lock); printk(KERN_INFO "IOC3 Master Driver loaded for %s\n", pci_name(pdev)); @@ -767,7 +764,6 @@ static void ioc3_remove(struct pci_dev *pdev) idd = pci_get_drvdata(pdev); /* Remove this IOC3 from all submodules */ - read_lock(&ioc3_submodules_lock); for(id=0;id<IOC3_MAX_SUBMODULES;id++) if(idd->active[id]) { if(ioc3_submodules[id] && ioc3_submodules[id]->remove) @@ -781,7 +777,6 @@ static void ioc3_remove(struct pci_dev *pdev) pci_name(pdev)); idd->active[id] = 0; } - read_unlock(&ioc3_submodules_lock); /* Clear and disable all IRQs */ write_ireg(idd, ~0, IOC3_W_IEC); diff --git a/drivers/usb/gadget/lh7a40x_udc.c b/drivers/usb/gadget/lh7a40x_udc.c index e02fea5a5433..1a362c5e7f3d 100644 --- a/drivers/usb/gadget/lh7a40x_udc.c +++ b/drivers/usb/gadget/lh7a40x_udc.c @@ -1062,11 +1062,11 @@ static int lh7a40x_ep_enable(struct usb_ep *_ep, ep->pio_irqs = 0; ep->ep.maxpacket = le16_to_cpu(desc->wMaxPacketSize); + spin_unlock_irqrestore(&ep->dev->lock, flags); + /* Reset halt state (does flush) */ lh7a40x_set_halt(_ep, 0); - spin_unlock_irqrestore(&ep->dev->lock, flags); - DEBUG("%s: enabled %s\n", __FUNCTION__, _ep->name); return 0; } @@ -1775,6 +1775,7 @@ static void lh7a40x_ep0_setup(struct lh7a40x_udc *dev, u32 csr) break; qep = &dev->ep[ep_num]; + spin_unlock(&dev->lock); if (ctrl.bRequest == USB_REQ_SET_FEATURE) { DEBUG_SETUP("SET_FEATURE (%d)\n", ep_num); @@ -1784,6 +1785,7 @@ static void lh7a40x_ep0_setup(struct lh7a40x_udc *dev, u32 csr) ep_num); lh7a40x_set_halt(&qep->ep, 0); } + spin_lock(&dev->lock); usb_set_index(0); /* Reply with a ZLP on next IN token */ diff --git a/drivers/usb/gadget/rndis.c b/drivers/usb/gadget/rndis.c index 9689efeb364c..6d6eaad73968 100644 --- a/drivers/usb/gadget/rndis.c +++ b/drivers/usb/gadget/rndis.c @@ -853,11 +853,14 @@ static int rndis_query_response (int configNr, rndis_query_msg_type *buf) // DEBUG("%s: OID = %08X\n", __FUNCTION__, cpu_to_le32(buf->OID)); if (!rndis_per_dev_params [configNr].dev) return -ENOTSUPP; - /* - * we need more memory: - * oid_supported_list is the largest answer + /* + * we need more memory: + * gen_ndis_query_resp expects enough space for + * rndis_query_cmplt_type followed by data. + * oid_supported_list is the largest data reply */ - r = rndis_add_response (configNr, sizeof (oid_supported_list)); + r = rndis_add_response (configNr, + sizeof (oid_supported_list) + sizeof(rndis_query_cmplt_type)); if (!r) return -ENOMEM; resp = (rndis_query_cmplt_type *) r->buf; diff --git a/drivers/usb/host/pci-quirks.c b/drivers/usb/host/pci-quirks.c index 118288d94423..9e81c26313f9 100644 --- a/drivers/usb/host/pci-quirks.c +++ b/drivers/usb/host/pci-quirks.c @@ -260,12 +260,13 @@ static void __devinit quirk_usb_disable_ehci(struct pci_dev *pdev) offset + EHCI_USBLEGCTLSTS, val | EHCI_USBLEGCTLSTS_SOOE); #endif - } - /* always say Linux will own the hardware - * by setting EHCI_USBLEGSUP_OS. - */ - pci_write_config_byte(pdev, offset + 3, 1); + /* some systems get upset if this semaphore is + * set for any other reason than forcing a BIOS + * handoff.. + */ + pci_write_config_byte(pdev, offset + 3, 1); + } /* if boot firmware now owns EHCI, spin till * it hands it over. diff --git a/drivers/usb/input/hid-core.c b/drivers/usb/input/hid-core.c index 772478086bd3..07a012f88772 100644 --- a/drivers/usb/input/hid-core.c +++ b/drivers/usb/input/hid-core.c @@ -1407,6 +1407,7 @@ void hid_init_reports(struct hid_device *hid) #define USB_VENDOR_ID_WISEGROUP 0x0925 #define USB_DEVICE_ID_1_PHIDGETSERVO_20 0x8101 #define USB_DEVICE_ID_4_PHIDGETSERVO_20 0x8104 +#define USB_DEVICE_ID_DUAL_USB_JOYPAD 0x8866 #define USB_VENDOR_ID_CODEMERCS 0x07c0 #define USB_DEVICE_ID_CODEMERCS_IOW40 0x1500 @@ -1577,6 +1578,7 @@ static const struct hid_blacklist { { USB_VENDOR_ID_CHICONY, USB_DEVICE_ID_CHICONY_USBHUB_KB, HID_QUIRK_NOGET}, { USB_VENDOR_ID_HP, USB_DEVICE_ID_HP_USBHUB_KB, HID_QUIRK_NOGET }, { USB_VENDOR_ID_TANGTOP, USB_DEVICE_ID_TANGTOP_USBPS2, HID_QUIRK_NOGET }, + { USB_VENDOR_ID_WISEGROUP, USB_DEVICE_ID_DUAL_USB_JOYPAD, HID_QUIRK_NOGET | HID_QUIRK_MULTI_INPUT }, { USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_POWERMOUSE, HID_QUIRK_2WHEEL_POWERMOUSE }, { USB_VENDOR_ID_A4TECH, USB_DEVICE_ID_A4TECH_WCP32PU, HID_QUIRK_2WHEEL_MOUSE_HACK_7 }, diff --git a/drivers/usb/serial/ftdi_sio.c b/drivers/usb/serial/ftdi_sio.c index f2b4ca8692d8..c145e1ed8429 100644 --- a/drivers/usb/serial/ftdi_sio.c +++ b/drivers/usb/serial/ftdi_sio.c @@ -469,8 +469,14 @@ static struct usb_device_id id_table_combined [] = { { USB_DEVICE(FTDI_VID, XSENS_CONVERTER_7_PID) }, { USB_DEVICE(MOBILITY_VID, MOBILITY_USB_SERIAL_PID) }, { USB_DEVICE(FTDI_VID, FTDI_ACTIVE_ROBOTS_PID) }, + { USB_DEVICE(FTDI_VID, FTDI_MHAM_KW_PID) }, + { USB_DEVICE(FTDI_VID, FTDI_MHAM_YS_PID) }, { USB_DEVICE(FTDI_VID, FTDI_MHAM_Y6_PID) }, { USB_DEVICE(FTDI_VID, FTDI_MHAM_Y8_PID) }, + { USB_DEVICE(FTDI_VID, FTDI_MHAM_IC_PID) }, + { USB_DEVICE(FTDI_VID, FTDI_MHAM_DB9_PID) }, + { USB_DEVICE(FTDI_VID, FTDI_MHAM_RS232_PID) }, + { USB_DEVICE(FTDI_VID, FTDI_MHAM_Y9_PID) }, { USB_DEVICE(FTDI_VID, FTDI_TERATRONIK_VCP_PID) }, { USB_DEVICE(FTDI_VID, FTDI_TERATRONIK_D2XX_PID) }, { USB_DEVICE(EVOLUTION_VID, EVOLUTION_ER1_PID) }, diff --git a/drivers/usb/serial/ftdi_sio.h b/drivers/usb/serial/ftdi_sio.h index ca40f16370f1..bdef3b8c731f 100644 --- a/drivers/usb/serial/ftdi_sio.h +++ b/drivers/usb/serial/ftdi_sio.h @@ -333,10 +333,18 @@ /* * microHAM product IDs (http://www.microham.com). - * Submitted by Justin Burket (KL1RL) <zorton@jtan.com>. + * Submitted by Justin Burket (KL1RL) <zorton@jtan.com> + * and Mike Studer (K6EEP) <k6eep@hamsoftware.org>. + * Ian Abbott <abbotti@mev.co.uk> added a few more from the driver INF file. */ +#define FTDI_MHAM_KW_PID 0xEEE8 /* USB-KW interface */ +#define FTDI_MHAM_YS_PID 0xEEE9 /* USB-YS interface */ #define FTDI_MHAM_Y6_PID 0xEEEA /* USB-Y6 interface */ #define FTDI_MHAM_Y8_PID 0xEEEB /* USB-Y8 interface */ +#define FTDI_MHAM_IC_PID 0xEEEC /* USB-IC interface */ +#define FTDI_MHAM_DB9_PID 0xEEED /* USB-DB9 interface */ +#define FTDI_MHAM_RS232_PID 0xEEEE /* USB-RS232 interface */ +#define FTDI_MHAM_Y9_PID 0xEEEF /* USB-Y9 interface */ /* * Active Robots product ids. diff --git a/drivers/usb/serial/visor.c b/drivers/usb/serial/visor.c index bce3d55affd8..11a48d874752 100644 --- a/drivers/usb/serial/visor.c +++ b/drivers/usb/serial/visor.c @@ -69,6 +69,8 @@ static struct usb_device_id id_table [] = { .driver_info = (kernel_ulong_t)&palm_os_4_probe }, { USB_DEVICE(HANDSPRING_VENDOR_ID, HANDSPRING_TREO600_ID), .driver_info = (kernel_ulong_t)&palm_os_4_probe }, + { USB_DEVICE(GSPDA_VENDOR_ID, GSPDA_XPLORE_M68_ID), + .driver_info = (kernel_ulong_t)&palm_os_4_probe }, { USB_DEVICE(PALM_VENDOR_ID, PALM_M500_ID), .driver_info = (kernel_ulong_t)&palm_os_4_probe }, { USB_DEVICE(PALM_VENDOR_ID, PALM_M505_ID), @@ -139,6 +141,7 @@ static struct usb_device_id id_table_combined [] = { { USB_DEVICE(HANDSPRING_VENDOR_ID, HANDSPRING_VISOR_ID) }, { USB_DEVICE(HANDSPRING_VENDOR_ID, HANDSPRING_TREO_ID) }, { USB_DEVICE(HANDSPRING_VENDOR_ID, HANDSPRING_TREO600_ID) }, + { USB_DEVICE(GSPDA_VENDOR_ID, GSPDA_XPLORE_M68_ID) }, { USB_DEVICE(PALM_VENDOR_ID, PALM_M500_ID) }, { USB_DEVICE(PALM_VENDOR_ID, PALM_M505_ID) }, { USB_DEVICE(PALM_VENDOR_ID, PALM_M515_ID) }, diff --git a/drivers/usb/serial/visor.h b/drivers/usb/serial/visor.h index b84d1cb4c693..765118d83fb6 100644 --- a/drivers/usb/serial/visor.h +++ b/drivers/usb/serial/visor.h @@ -36,6 +36,9 @@ #define PALM_ZIRE_ID 0x0070 #define PALM_M100_ID 0x0080 +#define GSPDA_VENDOR_ID 0x115e +#define GSPDA_XPLORE_M68_ID 0xf100 + #define SONY_VENDOR_ID 0x054C #define SONY_CLIE_3_5_ID 0x0038 #define SONY_CLIE_4_0_ID 0x0066 diff --git a/drivers/usb/storage/unusual_devs.h b/drivers/usb/storage/unusual_devs.h index e71c5ca1a07b..31ca92056c27 100644 --- a/drivers/usb/storage/unusual_devs.h +++ b/drivers/usb/storage/unusual_devs.h @@ -753,6 +753,13 @@ UNUSUAL_DEV( 0x0693, 0x0005, 0x0100, 0x0100, "Flashgate", US_SC_SCSI, US_PR_BULK, NULL, 0 ), +/* Reported by David Hamilton <niftimusmaximus@lycos.com> */ +UNUSUAL_DEV( 0x069b, 0x3004, 0x0001, 0x0001, + "Thomson Multimedia Inc.", + "RCA RD1080 MP3 Player", + US_SC_DEVICE, US_PR_DEVICE, NULL, + US_FL_FIX_CAPACITY ), + UNUSUAL_DEV( 0x0781, 0x0001, 0x0200, 0x0200, "Sandisk", "ImageMate SDDR-05a", diff --git a/fs/exec.c b/fs/exec.c index 0e1c95074d42..0b515ac53134 100644 --- a/fs/exec.c +++ b/fs/exec.c @@ -885,6 +885,12 @@ int flush_old_exec(struct linux_binprm * bprm) current->flags &= ~PF_RANDOMIZE; flush_thread(); + /* Set the new mm task size. We have to do that late because it may + * depend on TIF_32BIT which is only updated in flush_thread() on + * some architectures like powerpc + */ + current->mm->task_size = TASK_SIZE; + if (bprm->e_uid != current->euid || bprm->e_gid != current->egid || file_permission(bprm->file, MAY_READ) || (bprm->interp_flags & BINPRM_FLAGS_ENFORCE_NONDUMP)) { diff --git a/fs/fuse/dir.c b/fs/fuse/dir.c index 21fd59c7bc24..c72a8a97935c 100644 --- a/fs/fuse/dir.c +++ b/fs/fuse/dir.c @@ -111,6 +111,8 @@ static int fuse_dentry_revalidate(struct dentry *entry, struct nameidata *nd) /* Doesn't hurt to "reset" the validity timeout */ fuse_invalidate_entry_cache(entry); + + /* For negative dentries, always do a fresh lookup */ if (!inode) return 0; @@ -122,6 +124,9 @@ static int fuse_dentry_revalidate(struct dentry *entry, struct nameidata *nd) fuse_lookup_init(req, entry->d_parent->d_inode, entry, &outarg); request_send(fc, req); err = req->out.h.error; + /* Zero nodeid is same as -ENOENT */ + if (!err && !outarg.nodeid) + err = -ENOENT; if (!err) { struct fuse_inode *fi = get_fuse_inode(inode); if (outarg.nodeid != get_node_id(inode)) { @@ -190,8 +195,9 @@ static struct dentry *fuse_lookup(struct inode *dir, struct dentry *entry, fuse_lookup_init(req, dir, entry, &outarg); request_send(fc, req); err = req->out.h.error; - if (!err && ((outarg.nodeid && invalid_nodeid(outarg.nodeid)) || - !valid_mode(outarg.attr.mode))) + /* Zero nodeid is same as -ENOENT, but with valid timeout */ + if (!err && outarg.nodeid && + (invalid_nodeid(outarg.nodeid) || !valid_mode(outarg.attr.mode))) err = -EIO; if (!err && outarg.nodeid) { inode = fuse_iget(dir->i_sb, outarg.nodeid, outarg.generation, diff --git a/fs/xfs/linux-2.6/xfs_aops.c b/fs/xfs/linux-2.6/xfs_aops.c index 8f2beec526cf..74d8be87f983 100644 --- a/fs/xfs/linux-2.6/xfs_aops.c +++ b/fs/xfs/linux-2.6/xfs_aops.c @@ -540,7 +540,7 @@ xfs_probe_cluster( /* First sum forwards in this page */ do { - if (mapped != buffer_mapped(bh)) + if (!buffer_uptodate(bh) || (mapped != buffer_mapped(bh))) return total; total += bh->b_size; } while ((bh = bh->b_this_page) != head); diff --git a/fs/xfs/quota/xfs_qm.c b/fs/xfs/quota/xfs_qm.c index 53a00fb217fa..7c0e39dc6189 100644 --- a/fs/xfs/quota/xfs_qm.c +++ b/fs/xfs/quota/xfs_qm.c @@ -68,6 +68,9 @@ kmem_zone_t *qm_dqzone; kmem_zone_t *qm_dqtrxzone; STATIC kmem_shaker_t xfs_qm_shaker; +STATIC cred_t xfs_zerocr; +STATIC xfs_inode_t xfs_zeroino; + STATIC void xfs_qm_list_init(xfs_dqlist_t *, char *, int); STATIC void xfs_qm_list_destroy(xfs_dqlist_t *); @@ -1393,8 +1396,6 @@ xfs_qm_qino_alloc( xfs_trans_t *tp; int error; unsigned long s; - cred_t zerocr; - xfs_inode_t zeroino; int committed; tp = xfs_trans_alloc(mp, XFS_TRANS_QM_QINOCREATE); @@ -1406,11 +1407,9 @@ xfs_qm_qino_alloc( xfs_trans_cancel(tp, 0); return error; } - memset(&zerocr, 0, sizeof(zerocr)); - memset(&zeroino, 0, sizeof(zeroino)); - if ((error = xfs_dir_ialloc(&tp, &zeroino, S_IFREG, 1, 0, - &zerocr, 0, 1, ip, &committed))) { + if ((error = xfs_dir_ialloc(&tp, &xfs_zeroino, S_IFREG, 1, 0, + &xfs_zerocr, 0, 1, ip, &committed))) { xfs_trans_cancel(tp, XFS_TRANS_RELEASE_LOG_RES | XFS_TRANS_ABORT); return error; diff --git a/fs/xfs/xfs_rtalloc.c b/fs/xfs/xfs_rtalloc.c index 06fc061c50fc..5b413946b1c5 100644 --- a/fs/xfs/xfs_rtalloc.c +++ b/fs/xfs/xfs_rtalloc.c @@ -130,7 +130,8 @@ xfs_growfs_rt_alloc( /* * Lock the inode. */ - if ((error = xfs_trans_iget(mp, tp, ino, 0, XFS_ILOCK_EXCL, &ip))) + if ((error = xfs_trans_iget(mp, tp, ino, 0, + XFS_ILOCK_EXCL, &ip))) goto error_exit; XFS_BMAP_INIT(&flist, &firstblock); /* @@ -170,8 +171,8 @@ xfs_growfs_rt_alloc( /* * Lock the bitmap inode. */ - if ((error = xfs_trans_iget(mp, tp, ino, 0, XFS_ILOCK_EXCL, - &ip))) + if ((error = xfs_trans_iget(mp, tp, ino, 0, + XFS_ILOCK_EXCL, &ip))) goto error_exit; /* * Get a buffer for the block. @@ -2023,8 +2024,8 @@ xfs_growfs_rt( /* * Lock out other callers by grabbing the bitmap inode lock. */ - if ((error = xfs_trans_iget(mp, tp, 0, mp->m_sb.sb_rbmino, - XFS_ILOCK_EXCL, &ip))) + if ((error = xfs_trans_iget(mp, tp, mp->m_sb.sb_rbmino, 0, + XFS_ILOCK_EXCL, &ip))) goto error_exit; ASSERT(ip == mp->m_rbmip); /* @@ -2037,8 +2038,8 @@ xfs_growfs_rt( /* * Get the summary inode into the transaction. */ - if ((error = xfs_trans_iget(mp, tp, mp->m_sb.sb_rsumino, - 0, XFS_ILOCK_EXCL, &ip))) + if ((error = xfs_trans_iget(mp, tp, mp->m_sb.sb_rsumino, 0, + XFS_ILOCK_EXCL, &ip))) goto error_exit; ASSERT(ip == mp->m_rsumip); /* @@ -2158,10 +2159,9 @@ xfs_rtallocate_extent( /* * Lock out other callers by grabbing the bitmap inode lock. */ - error = xfs_trans_iget(mp, tp, mp->m_sb.sb_rbmino, 0, XFS_ILOCK_EXCL, &ip); - if (error) { + if ((error = xfs_trans_iget(mp, tp, mp->m_sb.sb_rbmino, 0, + XFS_ILOCK_EXCL, &ip))) return error; - } sumbp = NULL; /* * Allocate by size, or near another block, or exactly at some block. @@ -2221,10 +2221,9 @@ xfs_rtfree_extent( /* * Synchronize by locking the bitmap inode. */ - error = xfs_trans_iget(mp, tp, mp->m_sb.sb_rbmino, 0, XFS_ILOCK_EXCL, &ip); - if (error) { + if ((error = xfs_trans_iget(mp, tp, mp->m_sb.sb_rbmino, 0, + XFS_ILOCK_EXCL, &ip))) return error; - } #if defined(__KERNEL__) && defined(DEBUG) /* * Check to see that this whole range is currently allocated. @@ -2365,8 +2364,8 @@ xfs_rtpick_extent( __uint64_t seq; /* sequence number of file creation */ __uint64_t *seqp; /* pointer to seqno in inode */ - error = xfs_trans_iget(mp, tp, mp->m_sb.sb_rbmino, 0, XFS_ILOCK_EXCL, &ip); - if (error) + if ((error = xfs_trans_iget(mp, tp, mp->m_sb.sb_rbmino, 0, + XFS_ILOCK_EXCL, &ip))) return error; ASSERT(ip == mp->m_rbmip); seqp = (__uint64_t *)&ip->i_d.di_atime; diff --git a/include/asm-mips/atomic.h b/include/asm-mips/atomic.h index 654b97d3e13a..2c8b853376c9 100644 --- a/include/asm-mips/atomic.h +++ b/include/asm-mips/atomic.h @@ -250,7 +250,10 @@ static __inline__ int atomic_sub_if_positive(int i, atomic_t * v) " subu %0, %1, %3 \n" " bltz %0, 1f \n" " sc %0, %2 \n" + " .set noreorder \n" " beqzl %0, 1b \n" + " subu %0, %1, %3 \n" + " .set reorder \n" " sync \n" "1: \n" " .set mips0 \n" @@ -266,7 +269,10 @@ static __inline__ int atomic_sub_if_positive(int i, atomic_t * v) " subu %0, %1, %3 \n" " bltz %0, 1f \n" " sc %0, %2 \n" + " .set noreorder \n" " beqz %0, 1b \n" + " subu %0, %1, %3 \n" + " .set reorder \n" " sync \n" "1: \n" " .set mips0 \n" @@ -598,7 +604,10 @@ static __inline__ long atomic64_sub_if_positive(long i, atomic64_t * v) " dsubu %0, %1, %3 \n" " bltz %0, 1f \n" " scd %0, %2 \n" + " .set noreorder \n" " beqzl %0, 1b \n" + " dsubu %0, %1, %3 \n" + " .set reorder \n" " sync \n" "1: \n" " .set mips0 \n" @@ -614,7 +623,10 @@ static __inline__ long atomic64_sub_if_positive(long i, atomic64_t * v) " dsubu %0, %1, %3 \n" " bltz %0, 1f \n" " scd %0, %2 \n" + " .set noreorder \n" " beqz %0, 1b \n" + " dsubu %0, %1, %3 \n" + " .set reorder \n" " sync \n" "1: \n" " .set mips0 \n" diff --git a/include/asm-mips/io.h b/include/asm-mips/io.h index 5a4c8a54b8f4..8c011aa61afa 100644 --- a/include/asm-mips/io.h +++ b/include/asm-mips/io.h @@ -283,6 +283,24 @@ static inline void __iomem * __ioremap_mode(phys_t offset, unsigned long size, __ioremap_mode((offset), (size), _CACHE_UNCACHED) /* + * ioremap_cachable - map bus memory into CPU space + * @offset: bus address of the memory + * @size: size of the resource to map + * + * ioremap_nocache performs a platform specific sequence of operations to + * make bus memory CPU accessible via the readb/readw/readl/writeb/ + * writew/writel functions and the other mmio helpers. The returned + * address is not guaranteed to be usable directly as a virtual + * address. + * + * This version of ioremap ensures that the memory is marked cachable by + * the CPU. Also enables full write-combining. Useful for some + * memory-like regions on I/O busses. + */ +#define ioremap_cachable(offset, size) \ + __ioremap_mode((offset), (size), PAGE_CACHABLE_DEFAULT) + +/* * These two are MIPS specific ioremap variant. ioremap_cacheable_cow * requests a cachable mapping, ioremap_uncached_accelerated requests a * mapping using the uncached accelerated mode which isn't supported on diff --git a/include/asm-mips/smp.h b/include/asm-mips/smp.h index 5618f1e12f40..75c6fe7c2126 100644 --- a/include/asm-mips/smp.h +++ b/include/asm-mips/smp.h @@ -58,7 +58,9 @@ static inline int num_booting_cpus(void) return cpus_weight(cpu_callout_map); } -/* These are defined by the board-specific code. */ +/* + * These are defined by the board-specific code. + */ /* * Cause the function described by call_data to be executed on the passed @@ -79,7 +81,12 @@ extern void prom_boot_secondary(int cpu, struct task_struct *idle); extern void prom_init_secondary(void); /* - * Detect available CPUs, populate phys_cpu_present_map before smp_init + * Populate cpu_possible_map before smp_init, called from setup_arch. + */ +extern void plat_smp_setup(void); + +/* + * Called after init_IRQ but before __cpu_up. */ extern void prom_prepare_cpus(unsigned int max_cpus); diff --git a/include/asm-mips/system.h b/include/asm-mips/system.h index e8e5d4143377..ddae9bae31af 100644 --- a/include/asm-mips/system.h +++ b/include/asm-mips/system.h @@ -322,7 +322,7 @@ static inline unsigned long __cmpxchg_u32(volatile int * m, unsigned long old, #endif "2: \n" " .set pop \n" - : "=&r" (retval), "=m" (*m) + : "=&r" (retval), "=R" (*m) : "R" (*m), "Jr" (old), "Jr" (new) : "memory"); } else if (cpu_has_llsc) { @@ -342,7 +342,7 @@ static inline unsigned long __cmpxchg_u32(volatile int * m, unsigned long old, #endif "2: \n" " .set pop \n" - : "=&r" (retval), "=m" (*m) + : "=&r" (retval), "=R" (*m) : "R" (*m), "Jr" (old), "Jr" (new) : "memory"); } else { @@ -379,7 +379,7 @@ static inline unsigned long __cmpxchg_u64(volatile int * m, unsigned long old, #endif "2: \n" " .set pop \n" - : "=&r" (retval), "=m" (*m) + : "=&r" (retval), "=R" (*m) : "R" (*m), "Jr" (old), "Jr" (new) : "memory"); } else if (cpu_has_llsc) { @@ -397,7 +397,7 @@ static inline unsigned long __cmpxchg_u64(volatile int * m, unsigned long old, #endif "2: \n" " .set pop \n" - : "=&r" (retval), "=m" (*m) + : "=&r" (retval), "=R" (*m) : "R" (*m), "Jr" (old), "Jr" (new) : "memory"); } else { diff --git a/include/asm-powerpc/eeh.h b/include/asm-powerpc/eeh.h index b263fb2fa6e4..7dfb408fe2ca 100644 --- a/include/asm-powerpc/eeh.h +++ b/include/asm-powerpc/eeh.h @@ -27,6 +27,7 @@ #include <linux/string.h> struct pci_dev; +struct pci_bus; struct device_node; #ifdef CONFIG_EEH @@ -61,7 +62,7 @@ void __init pci_addr_cache_build(void); */ void eeh_add_device_early(struct device_node *); void eeh_add_device_tree_early(struct device_node *); -void eeh_add_device_late(struct pci_dev *); +void eeh_add_device_tree_late(struct pci_bus *); /** * eeh_remove_device - undo EEH setup for the indicated pci device @@ -116,12 +117,12 @@ static inline void pci_addr_cache_build(void) { } static inline void eeh_add_device_early(struct device_node *dn) { } -static inline void eeh_add_device_late(struct pci_dev *dev) { } - static inline void eeh_remove_device(struct pci_dev *dev) { } static inline void eeh_add_device_tree_early(struct device_node *dn) { } +static inline void eeh_add_device_tree_late(struct pci_bus *bus) { } + static inline void eeh_remove_bus_device(struct pci_dev *dev) { } #define EEH_POSSIBLE_ERROR(val, type) (0) #define EEH_IO_ERROR_VALUE(size) (-1UL) diff --git a/include/asm-x86_64/acpi.h b/include/asm-x86_64/acpi.h index e2b9923189a0..aa1c7b2e438c 100644 --- a/include/asm-x86_64/acpi.h +++ b/include/asm-x86_64/acpi.h @@ -164,20 +164,6 @@ extern u8 x86_acpiid_to_apicid[]; extern int acpi_skip_timer_override; -extern int unsync_tsc_on_multicluster; - -static inline int acpi_madt_oem_check(char *oem, char *productid) -{ - /* Copied from i386. Probably has too many entries. */ - if (!strncmp(oem, "IBM ENSW", 8) && - (!strncmp(productid, "VIGIL SMP", 9) - || !strncmp(productid, "EXA", 3) - || !strncmp(productid, "RUTHLESS SMP", 12))) { - unsync_tsc_on_multicluster = 1; - } - return 0; -} - #endif /*__KERNEL__*/ #endif /*_ASM_ACPI_H*/ diff --git a/include/linux/netfilter_bridge/ebt_log.h b/include/linux/netfilter_bridge/ebt_log.h index 358fbc84fb59..96e231ae7554 100644 --- a/include/linux/netfilter_bridge/ebt_log.h +++ b/include/linux/netfilter_bridge/ebt_log.h @@ -3,6 +3,7 @@ #define EBT_LOG_IP 0x01 /* if the frame is made by ip, log the ip information */ #define EBT_LOG_ARP 0x02 +#define EBT_LOG_NFLOG 0x04 #define EBT_LOG_MASK (EBT_LOG_IP | EBT_LOG_ARP) #define EBT_LOG_PREFIX_SIZE 30 #define EBT_LOG_WATCHER "log" diff --git a/include/linux/netfilter_ipv4/ipt_LOG.h b/include/linux/netfilter_ipv4/ipt_LOG.h index 22d16177319b..892f9a33fea8 100644 --- a/include/linux/netfilter_ipv4/ipt_LOG.h +++ b/include/linux/netfilter_ipv4/ipt_LOG.h @@ -6,7 +6,8 @@ #define IPT_LOG_TCPOPT 0x02 /* Log TCP options */ #define IPT_LOG_IPOPT 0x04 /* Log IP options */ #define IPT_LOG_UID 0x08 /* Log UID owning local socket */ -#define IPT_LOG_MASK 0x0f +#define IPT_LOG_NFLOG 0x10 /* Log using nf_log backend */ +#define IPT_LOG_MASK 0x1f struct ipt_log_info { unsigned char level; diff --git a/include/linux/netfilter_ipv6/ip6t_LOG.h b/include/linux/netfilter_ipv6/ip6t_LOG.h index 9008ff5c40ae..060c1a1c6c60 100644 --- a/include/linux/netfilter_ipv6/ip6t_LOG.h +++ b/include/linux/netfilter_ipv6/ip6t_LOG.h @@ -6,7 +6,8 @@ #define IP6T_LOG_TCPOPT 0x02 /* Log TCP options */ #define IP6T_LOG_IPOPT 0x04 /* Log IP options */ #define IP6T_LOG_UID 0x08 /* Log UID owning local socket */ -#define IP6T_LOG_MASK 0x0f +#define IP6T_LOG_NFLOG 0x10 /* Log using nf_log backend */ +#define IP6T_LOG_MASK 0x1f struct ip6t_log_info { unsigned char level; diff --git a/include/linux/sched.h b/include/linux/sched.h index b6f51e3a38ec..ff2e09c953b9 100644 --- a/include/linux/sched.h +++ b/include/linux/sched.h @@ -298,8 +298,9 @@ struct mm_struct { unsigned long addr, unsigned long len, unsigned long pgoff, unsigned long flags); void (*unmap_area) (struct mm_struct *mm, unsigned long addr); - unsigned long mmap_base; /* base of mmap area */ - unsigned long cached_hole_size; /* if non-zero, the largest hole below free_area_cache */ + unsigned long mmap_base; /* base of mmap area */ + unsigned long task_size; /* size of task vm space */ + unsigned long cached_hole_size; /* if non-zero, the largest hole below free_area_cache */ unsigned long free_area_cache; /* first hole of size cached_hole_size or larger */ pgd_t * pgd; atomic_t mm_users; /* How many users with user space? */ diff --git a/include/net/xfrm.h b/include/net/xfrm.h index 004e645f3e18..8d362c49b8a9 100644 --- a/include/net/xfrm.h +++ b/include/net/xfrm.h @@ -233,7 +233,6 @@ struct xfrm_type int (*init_state)(struct xfrm_state *x); void (*destructor)(struct xfrm_state *); int (*input)(struct xfrm_state *, struct xfrm_decap_state *, struct sk_buff *skb); - int (*post_input)(struct xfrm_state *, struct xfrm_decap_state *, struct sk_buff *skb); int (*output)(struct xfrm_state *, struct sk_buff *pskb); /* Estimate maximal size of result of transformation of a dgram */ u32 (*get_max_size)(struct xfrm_state *, int size); diff --git a/mm/mempolicy.c b/mm/mempolicy.c index 67af4cea1e23..5643cfed6b0f 100644 --- a/mm/mempolicy.c +++ b/mm/mempolicy.c @@ -954,7 +954,8 @@ asmlinkage long sys_migrate_pages(pid_t pid, unsigned long maxnode, goto out; } - err = do_migrate_pages(mm, &old, &new, MPOL_MF_MOVE); + err = do_migrate_pages(mm, &old, &new, + capable(CAP_SYS_ADMIN) ? MPOL_MF_MOVE_ALL : MPOL_MF_MOVE); out: mmput(mm); return err; diff --git a/mm/nommu.c b/mm/nommu.c index 99d21020ec9d..4951f4786f28 100644 --- a/mm/nommu.c +++ b/mm/nommu.c @@ -53,7 +53,6 @@ DECLARE_RWSEM(nommu_vma_sem); struct vm_operations_struct generic_file_vm_ops = { }; -EXPORT_SYMBOL(vmalloc); EXPORT_SYMBOL(vfree); EXPORT_SYMBOL(vmalloc_to_page); EXPORT_SYMBOL(vmalloc_32); @@ -205,6 +204,13 @@ void *vmalloc(unsigned long size) { return __vmalloc(size, GFP_KERNEL | __GFP_HIGHMEM, PAGE_KERNEL); } +EXPORT_SYMBOL(vmalloc); + +void *vmalloc_node(unsigned long size, int node) +{ + return vmalloc(size); +} +EXPORT_SYMBOL(vmalloc_node); /* * vmalloc_32 - allocate virtually continguos memory (32bit addressable) diff --git a/mm/oom_kill.c b/mm/oom_kill.c index 8123fad5a485..c86c737d2433 100644 --- a/mm/oom_kill.c +++ b/mm/oom_kill.c @@ -302,7 +302,7 @@ void out_of_memory(struct zonelist *zonelist, gfp_t gfp_mask, int order) { struct mm_struct *mm = NULL; task_t *p; - unsigned long points; + unsigned long points = 0; if (printk_ratelimit()) { printk("oom-killer: gfp_mask=0x%x, order=%d\n", diff --git a/mm/rmap.c b/mm/rmap.c index df2c41c2a9a2..d8ce5ff61454 100644 --- a/mm/rmap.c +++ b/mm/rmap.c @@ -212,25 +212,33 @@ out: * through real pte's pointing to valid pages and then releasing * the page from the swap cache. * - * Must hold page lock on page. + * Must hold page lock on page and mmap_sem of one vma that contains + * the page. */ void remove_from_swap(struct page *page) { struct anon_vma *anon_vma; struct vm_area_struct *vma; + unsigned long mapping; - if (!PageAnon(page) || !PageSwapCache(page)) + if (!PageSwapCache(page)) return; - anon_vma = page_lock_anon_vma(page); - if (!anon_vma) + mapping = (unsigned long)page->mapping; + + if (!mapping || (mapping & PAGE_MAPPING_ANON) == 0) return; + /* + * We hold the mmap_sem lock. So no need to call page_lock_anon_vma. + */ + anon_vma = (struct anon_vma *) (mapping - PAGE_MAPPING_ANON); + spin_lock(&anon_vma->lock); + list_for_each_entry(vma, &anon_vma->head, anon_vma_node) remove_vma_swap(vma, page); spin_unlock(&anon_vma->lock); - delete_from_swap_cache(page); } EXPORT_SYMBOL(remove_from_swap); diff --git a/net/bridge/netfilter/ebt_log.c b/net/bridge/netfilter/ebt_log.c index 0128fbbe2328..288ff1d4ccc4 100644 --- a/net/bridge/netfilter/ebt_log.c +++ b/net/bridge/netfilter/ebt_log.c @@ -166,7 +166,12 @@ static void ebt_log(const struct sk_buff *skb, unsigned int hooknr, li.u.log.level = info->loglevel; li.u.log.logflags = info->bitmask; - nf_log_packet(PF_BRIDGE, hooknr, skb, in, out, &li, info->prefix); + if (info->bitmask & EBT_LOG_NFLOG) + nf_log_packet(PF_BRIDGE, hooknr, skb, in, out, &li, + info->prefix); + else + ebt_log_packet(PF_BRIDGE, hooknr, skb, in, out, &li, + info->prefix); } static struct ebt_watcher log = diff --git a/net/core/request_sock.c b/net/core/request_sock.c index b8203de5ff07..98f0fc923f91 100644 --- a/net/core/request_sock.c +++ b/net/core/request_sock.c @@ -52,7 +52,6 @@ int reqsk_queue_alloc(struct request_sock_queue *queue, get_random_bytes(&lopt->hash_rnd, sizeof(lopt->hash_rnd)); rwlock_init(&queue->syn_wait_lock); queue->rskq_accept_head = queue->rskq_accept_head = NULL; - queue->rskq_defer_accept = 0; lopt->nr_table_entries = nr_table_entries; write_lock_bh(&queue->syn_wait_lock); diff --git a/net/ipv4/esp4.c b/net/ipv4/esp4.c index 73bfcae8af9c..09590f356086 100644 --- a/net/ipv4/esp4.c +++ b/net/ipv4/esp4.c @@ -12,13 +12,6 @@ #include <net/protocol.h> #include <net/udp.h> -/* decapsulation data for use when post-processing */ -struct esp_decap_data { - xfrm_address_t saddr; - __u16 sport; - __u8 proto; -}; - static int esp_output(struct xfrm_state *x, struct sk_buff *skb) { int err; @@ -150,6 +143,10 @@ static int esp_input(struct xfrm_state *x, struct xfrm_decap_state *decap, struc int elen = skb->len - sizeof(struct ip_esp_hdr) - esp->conf.ivlen - alen; int nfrags; int encap_len = 0; + u8 nexthdr[2]; + struct scatterlist *sg; + u8 workbuf[60]; + int padlen; if (!pskb_may_pull(skb, sizeof(struct ip_esp_hdr))) goto out; @@ -185,122 +182,82 @@ static int esp_input(struct xfrm_state *x, struct xfrm_decap_state *decap, struc if (esp->conf.ivlen) crypto_cipher_set_iv(esp->conf.tfm, esph->enc_data, crypto_tfm_alg_ivsize(esp->conf.tfm)); - { - u8 nexthdr[2]; - struct scatterlist *sg = &esp->sgbuf[0]; - u8 workbuf[60]; - int padlen; - - if (unlikely(nfrags > ESP_NUM_FAST_SG)) { - sg = kmalloc(sizeof(struct scatterlist)*nfrags, GFP_ATOMIC); - if (!sg) - goto out; - } - skb_to_sgvec(skb, sg, sizeof(struct ip_esp_hdr) + esp->conf.ivlen, elen); - crypto_cipher_decrypt(esp->conf.tfm, sg, sg, elen); - if (unlikely(sg != &esp->sgbuf[0])) - kfree(sg); - - if (skb_copy_bits(skb, skb->len-alen-2, nexthdr, 2)) - BUG(); + sg = &esp->sgbuf[0]; - padlen = nexthdr[0]; - if (padlen+2 >= elen) + if (unlikely(nfrags > ESP_NUM_FAST_SG)) { + sg = kmalloc(sizeof(struct scatterlist)*nfrags, GFP_ATOMIC); + if (!sg) goto out; - - /* ... check padding bits here. Silly. :-) */ - - if (x->encap && decap && decap->decap_type) { - struct esp_decap_data *encap_data; - struct udphdr *uh = (struct udphdr *) (iph+1); - - encap_data = (struct esp_decap_data *) (decap->decap_data); - encap_data->proto = 0; - - switch (decap->decap_type) { - case UDP_ENCAP_ESPINUDP: - case UDP_ENCAP_ESPINUDP_NON_IKE: - encap_data->proto = AF_INET; - encap_data->saddr.a4 = iph->saddr; - encap_data->sport = uh->source; - encap_len = (void*)esph - (void*)uh; - break; - - default: - goto out; - } - } - - iph->protocol = nexthdr[1]; - pskb_trim(skb, skb->len - alen - padlen - 2); - memcpy(workbuf, skb->nh.raw, iph->ihl*4); - skb->h.raw = skb_pull(skb, sizeof(struct ip_esp_hdr) + esp->conf.ivlen); - skb->nh.raw += encap_len + sizeof(struct ip_esp_hdr) + esp->conf.ivlen; - memcpy(skb->nh.raw, workbuf, iph->ihl*4); - skb->nh.iph->tot_len = htons(skb->len); } + skb_to_sgvec(skb, sg, sizeof(struct ip_esp_hdr) + esp->conf.ivlen, elen); + crypto_cipher_decrypt(esp->conf.tfm, sg, sg, elen); + if (unlikely(sg != &esp->sgbuf[0])) + kfree(sg); - return 0; + if (skb_copy_bits(skb, skb->len-alen-2, nexthdr, 2)) + BUG(); -out: - return -EINVAL; -} + padlen = nexthdr[0]; + if (padlen+2 >= elen) + goto out; -static int esp_post_input(struct xfrm_state *x, struct xfrm_decap_state *decap, struct sk_buff *skb) -{ - - if (x->encap) { - struct xfrm_encap_tmpl *encap; - struct esp_decap_data *decap_data; + /* ... check padding bits here. Silly. :-) */ - encap = x->encap; - decap_data = (struct esp_decap_data *)(decap->decap_data); + if (x->encap) { + struct xfrm_encap_tmpl *encap = x->encap; + struct udphdr *uh; - /* first, make sure that the decap type == the encap type */ if (encap->encap_type != decap->decap_type) - return -EINVAL; + goto out; - switch (encap->encap_type) { - default: - case UDP_ENCAP_ESPINUDP: - case UDP_ENCAP_ESPINUDP_NON_IKE: - /* - * 1) if the NAT-T peer's IP or port changed then - * advertize the change to the keying daemon. - * This is an inbound SA, so just compare - * SRC ports. - */ - if (decap_data->proto == AF_INET && - (decap_data->saddr.a4 != x->props.saddr.a4 || - decap_data->sport != encap->encap_sport)) { - xfrm_address_t ipaddr; - - ipaddr.a4 = decap_data->saddr.a4; - km_new_mapping(x, &ipaddr, decap_data->sport); - - /* XXX: perhaps add an extra - * policy check here, to see - * if we should allow or - * reject a packet from a - * different source - * address/port. - */ - } - - /* - * 2) ignore UDP/TCP checksums in case - * of NAT-T in Transport Mode, or - * perform other post-processing fixes - * as per * draft-ietf-ipsec-udp-encaps-06, - * section 3.1.2 + uh = (struct udphdr *)(iph + 1); + encap_len = (void*)esph - (void*)uh; + + /* + * 1) if the NAT-T peer's IP or port changed then + * advertize the change to the keying daemon. + * This is an inbound SA, so just compare + * SRC ports. + */ + if (iph->saddr != x->props.saddr.a4 || + uh->source != encap->encap_sport) { + xfrm_address_t ipaddr; + + ipaddr.a4 = iph->saddr; + km_new_mapping(x, &ipaddr, uh->source); + + /* XXX: perhaps add an extra + * policy check here, to see + * if we should allow or + * reject a packet from a + * different source + * address/port. */ - if (!x->props.mode) - skb->ip_summed = CHECKSUM_UNNECESSARY; - - break; } + + /* + * 2) ignore UDP/TCP checksums in case + * of NAT-T in Transport Mode, or + * perform other post-processing fixes + * as per draft-ietf-ipsec-udp-encaps-06, + * section 3.1.2 + */ + if (!x->props.mode) + skb->ip_summed = CHECKSUM_UNNECESSARY; } + + iph->protocol = nexthdr[1]; + pskb_trim(skb, skb->len - alen - padlen - 2); + memcpy(workbuf, skb->nh.raw, iph->ihl*4); + skb->h.raw = skb_pull(skb, sizeof(struct ip_esp_hdr) + esp->conf.ivlen); + skb->nh.raw += encap_len + sizeof(struct ip_esp_hdr) + esp->conf.ivlen; + memcpy(skb->nh.raw, workbuf, iph->ihl*4); + skb->nh.iph->tot_len = htons(skb->len); + return 0; + +out: + return -EINVAL; } static u32 esp4_get_max_size(struct xfrm_state *x, int mtu) @@ -458,7 +415,6 @@ static struct xfrm_type esp_type = .destructor = esp_destroy, .get_max_size = esp4_get_max_size, .input = esp_input, - .post_input = esp_post_input, .output = esp_output }; @@ -470,15 +426,6 @@ static struct net_protocol esp4_protocol = { static int __init esp4_init(void) { - struct xfrm_decap_state decap; - - if (sizeof(struct esp_decap_data) > - sizeof(decap.decap_data)) { - extern void decap_data_too_small(void); - - decap_data_too_small(); - } - if (xfrm_register_type(&esp_type, AF_INET) < 0) { printk(KERN_INFO "ip esp init: can't add xfrm type\n"); return -EAGAIN; diff --git a/net/ipv4/netfilter/ipt_LOG.c b/net/ipv4/netfilter/ipt_LOG.c index 6606ddb66a29..cc27545ff97f 100644 --- a/net/ipv4/netfilter/ipt_LOG.c +++ b/net/ipv4/netfilter/ipt_LOG.c @@ -425,7 +425,12 @@ ipt_log_target(struct sk_buff **pskb, li.u.log.level = loginfo->level; li.u.log.logflags = loginfo->logflags; - nf_log_packet(PF_INET, hooknum, *pskb, in, out, &li, loginfo->prefix); + if (loginfo->logflags & IPT_LOG_NFLOG) + nf_log_packet(PF_INET, hooknum, *pskb, in, out, &li, + loginfo->prefix); + else + ipt_log_packet(PF_INET, hooknum, *pskb, in, out, &li, + loginfo->prefix); return IPT_CONTINUE; } diff --git a/net/ipv6/netfilter/ip6t_LOG.c b/net/ipv6/netfilter/ip6t_LOG.c index 77c725832dec..6b930efa9fb9 100644 --- a/net/ipv6/netfilter/ip6t_LOG.c +++ b/net/ipv6/netfilter/ip6t_LOG.c @@ -436,7 +436,12 @@ ip6t_log_target(struct sk_buff **pskb, li.u.log.level = loginfo->level; li.u.log.logflags = loginfo->logflags; - nf_log_packet(PF_INET6, hooknum, *pskb, in, out, &li, loginfo->prefix); + if (loginfo->logflags & IP6T_LOG_NFLOG) + nf_log_packet(PF_INET6, hooknum, *pskb, in, out, &li, + loginfo->prefix); + else + ip6t_log_packet(PF_INET6, hooknum, *pskb, in, out, &li, + loginfo->prefix); return IP6T_CONTINUE; } diff --git a/net/netfilter/nf_queue.c b/net/netfilter/nf_queue.c index d3a4f30a7f22..d9f0d7ef103b 100644 --- a/net/netfilter/nf_queue.c +++ b/net/netfilter/nf_queue.c @@ -6,6 +6,7 @@ #include <linux/skbuff.h> #include <linux/netfilter.h> #include <linux/seq_file.h> +#include <linux/rcupdate.h> #include <net/protocol.h> #include "nf_internals.h" @@ -16,7 +17,7 @@ * for queueing and must reinject all packets it receives, no matter what. */ static struct nf_queue_handler *queue_handler[NPROTO]; -static struct nf_queue_rerouter *queue_rerouter; +static struct nf_queue_rerouter *queue_rerouter[NPROTO]; static DEFINE_RWLOCK(queue_handler_lock); @@ -64,7 +65,7 @@ int nf_register_queue_rerouter(int pf, struct nf_queue_rerouter *rer) return -EINVAL; write_lock_bh(&queue_handler_lock); - memcpy(&queue_rerouter[pf], rer, sizeof(queue_rerouter[pf])); + rcu_assign_pointer(queue_rerouter[pf], rer); write_unlock_bh(&queue_handler_lock); return 0; @@ -77,8 +78,9 @@ int nf_unregister_queue_rerouter(int pf) return -EINVAL; write_lock_bh(&queue_handler_lock); - memset(&queue_rerouter[pf], 0, sizeof(queue_rerouter[pf])); + rcu_assign_pointer(queue_rerouter[pf], NULL); write_unlock_bh(&queue_handler_lock); + synchronize_rcu(); return 0; } EXPORT_SYMBOL_GPL(nf_unregister_queue_rerouter); @@ -114,16 +116,17 @@ int nf_queue(struct sk_buff **skb, struct net_device *physindev = NULL; struct net_device *physoutdev = NULL; #endif + struct nf_queue_rerouter *rerouter; /* QUEUE == DROP if noone is waiting, to be safe. */ read_lock(&queue_handler_lock); - if (!queue_handler[pf] || !queue_handler[pf]->outfn) { + if (!queue_handler[pf]) { read_unlock(&queue_handler_lock); kfree_skb(*skb); return 1; } - info = kmalloc(sizeof(*info)+queue_rerouter[pf].rer_size, GFP_ATOMIC); + info = kmalloc(sizeof(*info)+queue_rerouter[pf]->rer_size, GFP_ATOMIC); if (!info) { if (net_ratelimit()) printk(KERN_ERR "OOM queueing packet %p\n", @@ -155,15 +158,13 @@ int nf_queue(struct sk_buff **skb, if (physoutdev) dev_hold(physoutdev); } #endif - if (queue_rerouter[pf].save) - queue_rerouter[pf].save(*skb, info); + rerouter = rcu_dereference(queue_rerouter[pf]); + if (rerouter) + rerouter->save(*skb, info); status = queue_handler[pf]->outfn(*skb, info, queuenum, queue_handler[pf]->data); - if (status >= 0 && queue_rerouter[pf].reroute) - status = queue_rerouter[pf].reroute(skb, info); - read_unlock(&queue_handler_lock); if (status < 0) { @@ -189,6 +190,7 @@ void nf_reinject(struct sk_buff *skb, struct nf_info *info, { struct list_head *elem = &info->elem->list; struct list_head *i; + struct nf_queue_rerouter *rerouter; rcu_read_lock(); @@ -212,7 +214,7 @@ void nf_reinject(struct sk_buff *skb, struct nf_info *info, break; } - if (elem == &nf_hooks[info->pf][info->hook]) { + if (i == &nf_hooks[info->pf][info->hook]) { /* The module which sent it to userspace is gone. */ NFDEBUG("%s: module disappeared, dropping packet.\n", __FUNCTION__); @@ -226,6 +228,12 @@ void nf_reinject(struct sk_buff *skb, struct nf_info *info, } if (verdict == NF_ACCEPT) { + rerouter = rcu_dereference(queue_rerouter[info->pf]); + if (rerouter && rerouter->reroute(&skb, info) < 0) + verdict = NF_DROP; + } + + if (verdict == NF_ACCEPT) { next_hook: verdict = nf_iterate(&nf_hooks[info->pf][info->hook], &skb, info->hook, @@ -322,22 +330,12 @@ int __init netfilter_queue_init(void) { #ifdef CONFIG_PROC_FS struct proc_dir_entry *pde; -#endif - queue_rerouter = kmalloc(NPROTO * sizeof(struct nf_queue_rerouter), - GFP_KERNEL); - if (!queue_rerouter) - return -ENOMEM; -#ifdef CONFIG_PROC_FS pde = create_proc_entry("nf_queue", S_IRUGO, proc_net_netfilter); - if (!pde) { - kfree(queue_rerouter); + if (!pde) return -1; - } pde->proc_fops = &nfqueue_file_ops; #endif - memset(queue_rerouter, 0, NPROTO * sizeof(struct nf_queue_rerouter)); - return 0; } diff --git a/net/xfrm/xfrm_policy.c b/net/xfrm/xfrm_policy.c index 8206025d8e46..ae62054a9fc4 100644 --- a/net/xfrm/xfrm_policy.c +++ b/net/xfrm/xfrm_policy.c @@ -996,13 +996,6 @@ int __xfrm_policy_check(struct sock *sk, int dir, struct sk_buff *skb, struct sec_decap_state *xvec = &(skb->sp->x[i]); if (!xfrm_selector_match(&xvec->xvec->sel, &fl, family)) return 0; - - /* If there is a post_input processor, try running it */ - if (xvec->xvec->type->post_input && - (xvec->xvec->type->post_input)(xvec->xvec, - &(xvec->decap), - skb) != 0) - return 0; } } |