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-rw-r--r--arch/sh/Kconfig1
-rw-r--r--arch/sh/include/asm/cmpxchg.h3
-rw-r--r--arch/sh/include/asm/flat.h2
-rw-r--r--arch/sh/include/asm/irq.h6
-rw-r--r--arch/sh/include/asm/mmzone.h3
-rw-r--r--arch/sh/kernel/dwarf.c2
-rw-r--r--arch/sh/kernel/module.c2
-rw-r--r--arch/sh/kernel/vsyscall/vsyscall.c14
-rw-r--r--arch/sh/mm/init.c7
-rw-r--r--arch/sh/mm/mmap.c5
-rw-r--r--arch/sh/mm/numa.c3
11 files changed, 22 insertions, 26 deletions
diff --git a/arch/sh/Kconfig b/arch/sh/Kconfig
index 1aa3c4a0c5b2..e9103998cca9 100644
--- a/arch/sh/Kconfig
+++ b/arch/sh/Kconfig
@@ -14,6 +14,7 @@ config SUPERH
select ARCH_HIBERNATION_POSSIBLE if MMU
select ARCH_MIGHT_HAVE_PC_PARPORT
select ARCH_WANT_IPC_PARSE_VERSION
+ select ARCH_NEED_CMPXCHG_1_EMU
select CPU_NO_EFFICIENT_FFS
select DMA_DECLARE_COHERENT
select GENERIC_ATOMIC64
diff --git a/arch/sh/include/asm/cmpxchg.h b/arch/sh/include/asm/cmpxchg.h
index 5d617b3ef78f..1e5dc5ccf7bf 100644
--- a/arch/sh/include/asm/cmpxchg.h
+++ b/arch/sh/include/asm/cmpxchg.h
@@ -9,6 +9,7 @@
#include <linux/compiler.h>
#include <linux/types.h>
+#include <linux/cmpxchg-emu.h>
#if defined(CONFIG_GUSA_RB)
#include <asm/cmpxchg-grb.h>
@@ -56,6 +57,8 @@ static inline unsigned long __cmpxchg(volatile void * ptr, unsigned long old,
unsigned long new, int size)
{
switch (size) {
+ case 1:
+ return cmpxchg_emu_u8(ptr, old, new);
case 4:
return __cmpxchg_u32(ptr, old, new);
}
diff --git a/arch/sh/include/asm/flat.h b/arch/sh/include/asm/flat.h
index fee4f25555cb..70752c7bc55f 100644
--- a/arch/sh/include/asm/flat.h
+++ b/arch/sh/include/asm/flat.h
@@ -9,7 +9,7 @@
#ifndef __ASM_SH_FLAT_H
#define __ASM_SH_FLAT_H
-#include <asm/unaligned.h>
+#include <linux/unaligned.h>
static inline int flat_get_addr_from_rp(u32 __user *rp, u32 relval, u32 flags,
u32 *addr)
diff --git a/arch/sh/include/asm/irq.h b/arch/sh/include/asm/irq.h
index 0f384b1f45ca..53fc18a3d4c2 100644
--- a/arch/sh/include/asm/irq.h
+++ b/arch/sh/include/asm/irq.h
@@ -14,12 +14,6 @@
#define NO_IRQ_IGNORE ((unsigned int)-1)
/*
- * Simple Mask Register Support
- */
-extern void make_maskreg_irq(unsigned int irq);
-extern unsigned short *irq_mask_register;
-
-/*
* PINT IRQs
*/
void make_imask_irq(unsigned int irq);
diff --git a/arch/sh/include/asm/mmzone.h b/arch/sh/include/asm/mmzone.h
index 7b8dead2723d..63f88b465e39 100644
--- a/arch/sh/include/asm/mmzone.h
+++ b/arch/sh/include/asm/mmzone.h
@@ -5,9 +5,6 @@
#ifdef CONFIG_NUMA
#include <linux/numa.h>
-extern struct pglist_data *node_data[];
-#define NODE_DATA(nid) (node_data[nid])
-
static inline int pfn_to_nid(unsigned long pfn)
{
int nid;
diff --git a/arch/sh/kernel/dwarf.c b/arch/sh/kernel/dwarf.c
index 45c8ae20d109..a1b54bedc929 100644
--- a/arch/sh/kernel/dwarf.c
+++ b/arch/sh/kernel/dwarf.c
@@ -24,7 +24,7 @@
#include <asm/dwarf.h>
#include <asm/unwinder.h>
#include <asm/sections.h>
-#include <asm/unaligned.h>
+#include <linux/unaligned.h>
#include <asm/stacktrace.h>
/* Reserve enough memory for two stack frames */
diff --git a/arch/sh/kernel/module.c b/arch/sh/kernel/module.c
index b9cee98a754e..a469a80840d3 100644
--- a/arch/sh/kernel/module.c
+++ b/arch/sh/kernel/module.c
@@ -18,7 +18,7 @@
#include <linux/fs.h>
#include <linux/string.h>
#include <linux/kernel.h>
-#include <asm/unaligned.h>
+#include <linux/unaligned.h>
#include <asm/dwarf.h>
int apply_relocate_add(Elf32_Shdr *sechdrs,
diff --git a/arch/sh/kernel/vsyscall/vsyscall.c b/arch/sh/kernel/vsyscall/vsyscall.c
index 1bd85a6949c4..add35c51e017 100644
--- a/arch/sh/kernel/vsyscall/vsyscall.c
+++ b/arch/sh/kernel/vsyscall/vsyscall.c
@@ -36,6 +36,10 @@ __setup("vdso=", vdso_setup);
*/
extern const char vsyscall_trapa_start, vsyscall_trapa_end;
static struct page *syscall_pages[1];
+static struct vm_special_mapping vdso_mapping = {
+ .name = "[vdso]",
+ .pages = syscall_pages,
+};
int __init vsyscall_init(void)
{
@@ -58,6 +62,7 @@ int __init vsyscall_init(void)
int arch_setup_additional_pages(struct linux_binprm *bprm, int uses_interp)
{
struct mm_struct *mm = current->mm;
+ struct vm_area_struct *vma;
unsigned long addr;
int ret;
@@ -70,14 +75,17 @@ int arch_setup_additional_pages(struct linux_binprm *bprm, int uses_interp)
goto up_fail;
}
- ret = install_special_mapping(mm, addr, PAGE_SIZE,
+ vdso_mapping.pages = syscall_pages;
+ vma = _install_special_mapping(mm, addr, PAGE_SIZE,
VM_READ | VM_EXEC |
VM_MAYREAD | VM_MAYWRITE | VM_MAYEXEC,
- syscall_pages);
- if (unlikely(ret))
+ &vdso_mapping);
+ ret = PTR_ERR(vma);
+ if (IS_ERR(vma))
goto up_fail;
current->mm->context.vdso = (void *)addr;
+ ret = 0;
up_fail:
mmap_write_unlock(mm);
diff --git a/arch/sh/mm/init.c b/arch/sh/mm/init.c
index d1fe90b2f5ff..2a88b0c9e70f 100644
--- a/arch/sh/mm/init.c
+++ b/arch/sh/mm/init.c
@@ -212,12 +212,7 @@ void __init allocate_pgdat(unsigned int nid)
get_pfn_range_for_nid(nid, &start_pfn, &end_pfn);
#ifdef CONFIG_NUMA
- NODE_DATA(nid) = memblock_alloc_try_nid(
- sizeof(struct pglist_data),
- SMP_CACHE_BYTES, MEMBLOCK_LOW_LIMIT,
- MEMBLOCK_ALLOC_ACCESSIBLE, nid);
- if (!NODE_DATA(nid))
- panic("Can't allocate pgdat for node %d\n", nid);
+ alloc_node_data(nid);
#endif
NODE_DATA(nid)->node_start_pfn = start_pfn;
diff --git a/arch/sh/mm/mmap.c b/arch/sh/mm/mmap.c
index bee329d4149a..c442734d9b0c 100644
--- a/arch/sh/mm/mmap.c
+++ b/arch/sh/mm/mmap.c
@@ -52,7 +52,8 @@ static inline unsigned long COLOUR_ALIGN(unsigned long addr,
}
unsigned long arch_get_unmapped_area(struct file *filp, unsigned long addr,
- unsigned long len, unsigned long pgoff, unsigned long flags)
+ unsigned long len, unsigned long pgoff, unsigned long flags,
+ vm_flags_t vm_flags)
{
struct mm_struct *mm = current->mm;
struct vm_area_struct *vma;
@@ -99,7 +100,7 @@ unsigned long arch_get_unmapped_area(struct file *filp, unsigned long addr,
unsigned long
arch_get_unmapped_area_topdown(struct file *filp, const unsigned long addr0,
const unsigned long len, const unsigned long pgoff,
- const unsigned long flags)
+ const unsigned long flags, vm_flags_t vm_flags)
{
struct vm_area_struct *vma;
struct mm_struct *mm = current->mm;
diff --git a/arch/sh/mm/numa.c b/arch/sh/mm/numa.c
index 50f0dc1744d0..9bc212b5e762 100644
--- a/arch/sh/mm/numa.c
+++ b/arch/sh/mm/numa.c
@@ -14,9 +14,6 @@
#include <linux/pfn.h>
#include <asm/sections.h>
-struct pglist_data *node_data[MAX_NUMNODES] __read_mostly;
-EXPORT_SYMBOL_GPL(node_data);
-
/*
* On SH machines the conventional approach is to stash system RAM
* in node 0, and other memory blocks in to node 1 and up, ordered by
generated by cgit v1.2.3 (git 2.46.0) at 2025-08-23 21:49:18 +0000