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-rw-r--r--arch/arm/include/asm/bug.h3
-rw-r--r--arch/arm/include/asm/efi.h1
-rw-r--r--arch/arm/include/asm/fixmap.h2
-rw-r--r--arch/arm/include/asm/idmap.h2
-rw-r--r--arch/arm/include/asm/pgtable-2level.h1
-rw-r--r--arch/arm/include/asm/pgtable-3level.h7
-rw-r--r--arch/arm/include/asm/pgtable-nommu.h3
-rw-r--r--arch/arm/include/asm/pgtable.h25
-rw-r--r--arch/arm/include/asm/traps.h3
-rw-r--r--arch/arm/include/asm/unwind.h3
-rw-r--r--arch/arm/kernel/head.S2
-rw-r--r--arch/arm/kernel/machine_kexec.c1
-rw-r--r--arch/arm/kernel/module.c1
-rw-r--r--arch/arm/kernel/process.c4
-rw-r--r--arch/arm/kernel/ptrace.c1
-rw-r--r--arch/arm/kernel/smp.c1
-rw-r--r--arch/arm/kernel/suspend.c2
-rw-r--r--arch/arm/kernel/swp_emulate.c4
-rw-r--r--arch/arm/kernel/traps.c39
-rw-r--r--arch/arm/kernel/unwind.c5
-rw-r--r--arch/arm/kernel/vdso.c2
-rw-r--r--arch/arm/kernel/vmlinux.lds.S2
-rw-r--r--arch/arm/lib/backtrace-clang.S9
-rw-r--r--arch/arm/lib/backtrace.S14
-rw-r--r--arch/arm/lib/uaccess_with_memcpy.c16
-rw-r--r--arch/arm/mach-ebsa110/core.c1
-rw-r--r--arch/arm/mach-footbridge/common.c1
-rw-r--r--arch/arm/mach-imx/mm-imx21.c1
-rw-r--r--arch/arm/mach-imx/mm-imx27.c1
-rw-r--r--arch/arm/mach-imx/mm-imx3.c1
-rw-r--r--arch/arm/mach-integrator/core.c2
-rw-r--r--arch/arm/mach-iop32x/i2c.c1
-rw-r--r--arch/arm/mach-iop32x/iq31244.c1
-rw-r--r--arch/arm/mach-iop32x/iq80321.c1
-rw-r--r--arch/arm/mach-iop32x/n2100.c1
-rw-r--r--arch/arm/mach-ixp4xx/common.c1
-rw-r--r--arch/arm/mach-keystone/platsmp.c2
-rw-r--r--arch/arm/mach-sa1100/assabet.c3
-rw-r--r--arch/arm/mach-sa1100/hackkit.c2
-rw-r--r--arch/arm/mach-tegra/iomap.h2
-rw-r--r--arch/arm/mach-zynq/common.c2
-rw-r--r--arch/arm/mm/copypage-v4mc.c1
-rw-r--r--arch/arm/mm/copypage-v6.c1
-rw-r--r--arch/arm/mm/copypage-xscale.c1
-rw-r--r--arch/arm/mm/dump.c1
-rw-r--r--arch/arm/mm/fault-armv.c1
-rw-r--r--arch/arm/mm/fault.c9
-rw-r--r--arch/arm/mm/highmem.c4
-rw-r--r--arch/arm/mm/idmap.c2
-rw-r--r--arch/arm/mm/ioremap.c31
-rw-r--r--arch/arm/mm/mm.h8
-rw-r--r--arch/arm/mm/mmu.c7
-rw-r--r--arch/arm/mm/pageattr.c1
-rw-r--r--arch/arm/mm/proc-arm1020.S2
-rw-r--r--arch/arm/mm/proc-arm1020e.S2
-rw-r--r--arch/arm/mm/proc-arm1022.S2
-rw-r--r--arch/arm/mm/proc-arm1026.S2
-rw-r--r--arch/arm/mm/proc-arm720.S2
-rw-r--r--arch/arm/mm/proc-arm740.S2
-rw-r--r--arch/arm/mm/proc-arm7tdmi.S2
-rw-r--r--arch/arm/mm/proc-arm920.S2
-rw-r--r--arch/arm/mm/proc-arm922.S2
-rw-r--r--arch/arm/mm/proc-arm925.S2
-rw-r--r--arch/arm/mm/proc-arm926.S2
-rw-r--r--arch/arm/mm/proc-arm940.S2
-rw-r--r--arch/arm/mm/proc-arm946.S2
-rw-r--r--arch/arm/mm/proc-arm9tdmi.S2
-rw-r--r--arch/arm/mm/proc-fa526.S2
-rw-r--r--arch/arm/mm/proc-feroceon.S2
-rw-r--r--arch/arm/mm/proc-mohawk.S2
-rw-r--r--arch/arm/mm/proc-sa110.S2
-rw-r--r--arch/arm/mm/proc-sa1100.S2
-rw-r--r--arch/arm/mm/proc-v6.S2
-rw-r--r--arch/arm/mm/proc-v7.S2
-rw-r--r--arch/arm/mm/proc-xsc3.S2
-rw-r--r--arch/arm/mm/proc-xscale.S2
-rw-r--r--arch/arm/mm/pv-fixup-asm.S2
77 files changed, 110 insertions, 181 deletions
diff --git a/arch/arm/include/asm/bug.h b/arch/arm/include/asm/bug.h
index deef4d0cb3b5..673c7dd75ab9 100644
--- a/arch/arm/include/asm/bug.h
+++ b/arch/arm/include/asm/bug.h
@@ -82,7 +82,8 @@ void hook_ifault_code(int nr, int (*fn)(unsigned long, unsigned int,
struct pt_regs *),
int sig, int code, const char *name);
-extern asmlinkage void c_backtrace(unsigned long fp, int pmode);
+extern asmlinkage void c_backtrace(unsigned long fp, int pmode,
+ const char *loglvl);
struct mm_struct;
void show_pte(const char *lvl, struct mm_struct *mm, unsigned long addr);
diff --git a/arch/arm/include/asm/efi.h b/arch/arm/include/asm/efi.h
index 9383f236e795..84dc0ba822f5 100644
--- a/arch/arm/include/asm/efi.h
+++ b/arch/arm/include/asm/efi.h
@@ -13,7 +13,6 @@
#include <asm/highmem.h>
#include <asm/mach/map.h>
#include <asm/mmu_context.h>
-#include <asm/pgtable.h>
#include <asm/ptrace.h>
#ifdef CONFIG_EFI
diff --git a/arch/arm/include/asm/fixmap.h b/arch/arm/include/asm/fixmap.h
index 472c93db5dac..fc56fc3e1931 100644
--- a/arch/arm/include/asm/fixmap.h
+++ b/arch/arm/include/asm/fixmap.h
@@ -6,8 +6,8 @@
#define FIXADDR_END 0xfff00000UL
#define FIXADDR_TOP (FIXADDR_END - PAGE_SIZE)
+#include <linux/pgtable.h>
#include <asm/kmap_types.h>
-#include <asm/pgtable.h>
enum fixed_addresses {
FIX_EARLYCON_MEM_BASE,
diff --git a/arch/arm/include/asm/idmap.h b/arch/arm/include/asm/idmap.h
index 73ba956e379f..aab7e8358e6a 100644
--- a/arch/arm/include/asm/idmap.h
+++ b/arch/arm/include/asm/idmap.h
@@ -3,7 +3,7 @@
#define __ASM_IDMAP_H
#include <linux/compiler.h>
-#include <asm/pgtable.h>
+#include <linux/pgtable.h>
/* Tag a function as requiring to be executed via an identity mapping. */
#define __idmap __section(.idmap.text) noinline notrace
diff --git a/arch/arm/include/asm/pgtable-2level.h b/arch/arm/include/asm/pgtable-2level.h
index 9e084a464a97..3502c2f746ca 100644
--- a/arch/arm/include/asm/pgtable-2level.h
+++ b/arch/arm/include/asm/pgtable-2level.h
@@ -187,6 +187,7 @@ static inline pmd_t *pmd_offset(pud_t *pud, unsigned long addr)
{
return (pmd_t *)pud;
}
+#define pmd_offset pmd_offset
#define pmd_large(pmd) (pmd_val(pmd) & 2)
#define pmd_leaf(pmd) (pmd_val(pmd) & 2)
diff --git a/arch/arm/include/asm/pgtable-3level.h b/arch/arm/include/asm/pgtable-3level.h
index 1933aed9f68d..fbb6693c3352 100644
--- a/arch/arm/include/asm/pgtable-3level.h
+++ b/arch/arm/include/asm/pgtable-3level.h
@@ -133,13 +133,6 @@ static inline pmd_t *pud_page_vaddr(pud_t pud)
return __va(pud_val(pud) & PHYS_MASK & (s32)PAGE_MASK);
}
-/* Find an entry in the second-level page table.. */
-#define pmd_index(addr) (((addr) >> PMD_SHIFT) & (PTRS_PER_PMD - 1))
-static inline pmd_t *pmd_offset(pud_t *pud, unsigned long addr)
-{
- return (pmd_t *)pud_page_vaddr(*pud) + pmd_index(addr);
-}
-
#define pmd_bad(pmd) (!(pmd_val(pmd) & 2))
#define copy_pmd(pmdpd,pmdps) \
diff --git a/arch/arm/include/asm/pgtable-nommu.h b/arch/arm/include/asm/pgtable-nommu.h
index 30fb2330f57b..d16aba48fa0a 100644
--- a/arch/arm/include/asm/pgtable-nommu.h
+++ b/arch/arm/include/asm/pgtable-nommu.h
@@ -22,7 +22,6 @@
#define pgd_bad(pgd) (0)
#define pgd_clear(pgdp)
#define kern_addr_valid(addr) (1)
-#define pmd_offset(a, b) ((void *)0)
/* FIXME */
/*
* PMD_SHIFT determines the size of the area a second-level page table can map
@@ -73,8 +72,6 @@ extern unsigned int kobjsize(const void *objp);
#define FIRST_USER_ADDRESS 0UL
-#include <asm-generic/pgtable.h>
-
#else
/*
diff --git a/arch/arm/include/asm/pgtable.h b/arch/arm/include/asm/pgtable.h
index fba20607c53c..c02f24400369 100644
--- a/arch/arm/include/asm/pgtable.h
+++ b/arch/arm/include/asm/pgtable.h
@@ -166,14 +166,6 @@ extern struct page *empty_zero_page;
extern pgd_t swapper_pg_dir[PTRS_PER_PGD];
-/* to find an entry in a page-table-directory */
-#define pgd_index(addr) ((addr) >> PGDIR_SHIFT)
-
-#define pgd_offset(mm, addr) ((mm)->pgd + pgd_index(addr))
-
-/* to find an entry in a kernel page-table-directory */
-#define pgd_offset_k(addr) pgd_offset(&init_mm, addr)
-
#define pmd_none(pmd) (!pmd_val(pmd))
static inline pte_t *pmd_page_vaddr(pmd_t pmd)
@@ -183,21 +175,6 @@ static inline pte_t *pmd_page_vaddr(pmd_t pmd)
#define pmd_page(pmd) pfn_to_page(__phys_to_pfn(pmd_val(pmd) & PHYS_MASK))
-#ifndef CONFIG_HIGHPTE
-#define __pte_map(pmd) pmd_page_vaddr(*(pmd))
-#define __pte_unmap(pte) do { } while (0)
-#else
-#define __pte_map(pmd) (pte_t *)kmap_atomic(pmd_page(*(pmd)))
-#define __pte_unmap(pte) kunmap_atomic(pte)
-#endif
-
-#define pte_index(addr) (((addr) >> PAGE_SHIFT) & (PTRS_PER_PTE - 1))
-
-#define pte_offset_kernel(pmd,addr) (pmd_page_vaddr(*(pmd)) + pte_index(addr))
-
-#define pte_offset_map(pmd,addr) (__pte_map(pmd) + pte_index(addr))
-#define pte_unmap(pte) __pte_unmap(pte)
-
#define pte_pfn(pte) ((pte_val(pte) & PHYS_MASK) >> PAGE_SHIFT)
#define pfn_pte(pfn,prot) __pte(__pfn_to_phys(pfn) | pgprot_val(prot))
@@ -339,8 +316,6 @@ static inline pte_t pte_modify(pte_t pte, pgprot_t newprot)
/* FIXME: this is not correct */
#define kern_addr_valid(addr) (1)
-#include <asm-generic/pgtable.h>
-
/*
* We provide our own arch_get_unmapped_area to cope with VIPT caches.
*/
diff --git a/arch/arm/include/asm/traps.h b/arch/arm/include/asm/traps.h
index 172b08ff3760..987fefb0a4db 100644
--- a/arch/arm/include/asm/traps.h
+++ b/arch/arm/include/asm/traps.h
@@ -29,7 +29,8 @@ static inline int __in_irqentry_text(unsigned long ptr)
}
extern void __init early_trap_init(void *);
-extern void dump_backtrace_entry(unsigned long where, unsigned long from, unsigned long frame);
+extern void dump_backtrace_entry(unsigned long where, unsigned long from,
+ unsigned long frame, const char *loglvl);
extern void ptrace_break(struct pt_regs *regs);
extern void *vectors_page;
diff --git a/arch/arm/include/asm/unwind.h b/arch/arm/include/asm/unwind.h
index 6e282c33126b..0f8a3439902d 100644
--- a/arch/arm/include/asm/unwind.h
+++ b/arch/arm/include/asm/unwind.h
@@ -36,7 +36,8 @@ extern struct unwind_table *unwind_table_add(unsigned long start,
unsigned long text_addr,
unsigned long text_size);
extern void unwind_table_del(struct unwind_table *tab);
-extern void unwind_backtrace(struct pt_regs *regs, struct task_struct *tsk);
+extern void unwind_backtrace(struct pt_regs *regs, struct task_struct *tsk,
+ const char *loglvl);
#endif /* !__ASSEMBLY__ */
diff --git a/arch/arm/kernel/head.S b/arch/arm/kernel/head.S
index c49b39340ddb..f8904227e7fd 100644
--- a/arch/arm/kernel/head.S
+++ b/arch/arm/kernel/head.S
@@ -10,6 +10,7 @@
*/
#include <linux/linkage.h>
#include <linux/init.h>
+#include <linux/pgtable.h>
#include <asm/assembler.h>
#include <asm/cp15.h>
@@ -18,7 +19,6 @@
#include <asm/asm-offsets.h>
#include <asm/memory.h>
#include <asm/thread_info.h>
-#include <asm/pgtable.h>
#if defined(CONFIG_DEBUG_LL) && !defined(CONFIG_DEBUG_SEMIHOSTING)
#include CONFIG_DEBUG_LL_INCLUDE
diff --git a/arch/arm/kernel/machine_kexec.c b/arch/arm/kernel/machine_kexec.c
index 76300f3813e8..974b6c64d3e6 100644
--- a/arch/arm/kernel/machine_kexec.c
+++ b/arch/arm/kernel/machine_kexec.c
@@ -10,7 +10,6 @@
#include <linux/io.h>
#include <linux/irq.h>
#include <linux/memblock.h>
-#include <asm/pgtable.h>
#include <linux/of_fdt.h>
#include <asm/pgalloc.h>
#include <asm/mmu_context.h>
diff --git a/arch/arm/kernel/module.c b/arch/arm/kernel/module.c
index af0a8500a24e..e15444b25ca0 100644
--- a/arch/arm/kernel/module.c
+++ b/arch/arm/kernel/module.c
@@ -17,7 +17,6 @@
#include <linux/string.h>
#include <linux/gfp.h>
-#include <asm/pgtable.h>
#include <asm/sections.h>
#include <asm/smp_plat.h>
#include <asm/unwind.h>
diff --git a/arch/arm/kernel/process.c b/arch/arm/kernel/process.c
index 46e478fb5ea2..58eaa1f60e16 100644
--- a/arch/arm/kernel/process.c
+++ b/arch/arm/kernel/process.c
@@ -431,7 +431,7 @@ int arch_setup_additional_pages(struct linux_binprm *bprm, int uses_interp)
npages = 1; /* for sigpage */
npages += vdso_total_pages;
- if (down_write_killable(&mm->mmap_sem))
+ if (mmap_write_lock_killable(mm))
return -EINTR;
hint = sigpage_addr(mm, npages);
addr = get_unmapped_area(NULL, hint, npages << PAGE_SHIFT, 0, 0);
@@ -458,7 +458,7 @@ int arch_setup_additional_pages(struct linux_binprm *bprm, int uses_interp)
arm_install_vdso(mm, addr + PAGE_SIZE);
up_fail:
- up_write(&mm->mmap_sem);
+ mmap_write_unlock(mm);
return ret;
}
#endif
diff --git a/arch/arm/kernel/ptrace.c b/arch/arm/kernel/ptrace.c
index 4cc6a7eff635..d0f7c8896c96 100644
--- a/arch/arm/kernel/ptrace.c
+++ b/arch/arm/kernel/ptrace.c
@@ -25,7 +25,6 @@
#include <linux/tracehook.h>
#include <linux/unistd.h>
-#include <asm/pgtable.h>
#include <asm/traps.h>
#define CREATE_TRACE_POINTS
diff --git a/arch/arm/kernel/smp.c b/arch/arm/kernel/smp.c
index 46e1be9e57a8..9a6432557871 100644
--- a/arch/arm/kernel/smp.c
+++ b/arch/arm/kernel/smp.c
@@ -37,7 +37,6 @@
#include <asm/idmap.h>
#include <asm/topology.h>
#include <asm/mmu_context.h>
-#include <asm/pgtable.h>
#include <asm/pgalloc.h>
#include <asm/procinfo.h>
#include <asm/processor.h>
diff --git a/arch/arm/kernel/suspend.c b/arch/arm/kernel/suspend.c
index d08099269e35..d2c9338d74e8 100644
--- a/arch/arm/kernel/suspend.c
+++ b/arch/arm/kernel/suspend.c
@@ -2,12 +2,12 @@
#include <linux/init.h>
#include <linux/slab.h>
#include <linux/mm_types.h>
+#include <linux/pgtable.h>
#include <asm/bugs.h>
#include <asm/cacheflush.h>
#include <asm/idmap.h>
#include <asm/pgalloc.h>
-#include <asm/pgtable.h>
#include <asm/memory.h>
#include <asm/smp_plat.h>
#include <asm/suspend.h>
diff --git a/arch/arm/kernel/swp_emulate.c b/arch/arm/kernel/swp_emulate.c
index e640871328c1..6166ba38bf99 100644
--- a/arch/arm/kernel/swp_emulate.c
+++ b/arch/arm/kernel/swp_emulate.c
@@ -97,12 +97,12 @@ static void set_segfault(struct pt_regs *regs, unsigned long addr)
{
int si_code;
- down_read(&current->mm->mmap_sem);
+ mmap_read_lock(current->mm);
if (find_vma(current->mm, addr) == NULL)
si_code = SEGV_MAPERR;
else
si_code = SEGV_ACCERR;
- up_read(&current->mm->mmap_sem);
+ mmap_read_unlock(current->mm);
pr_debug("SWP{B} emulation: access caused memory abort!\n");
arm_notify_die("Illegal memory access", regs,
diff --git a/arch/arm/kernel/traps.c b/arch/arm/kernel/traps.c
index 316a7687f813..65a3b1e75480 100644
--- a/arch/arm/kernel/traps.c
+++ b/arch/arm/kernel/traps.c
@@ -62,21 +62,24 @@ __setup("user_debug=", user_debug_setup);
static void dump_mem(const char *, const char *, unsigned long, unsigned long);
-void dump_backtrace_entry(unsigned long where, unsigned long from, unsigned long frame)
+void dump_backtrace_entry(unsigned long where, unsigned long from,
+ unsigned long frame, const char *loglvl)
{
unsigned long end = frame + 4 + sizeof(struct pt_regs);
#ifdef CONFIG_KALLSYMS
- printk("[<%08lx>] (%ps) from [<%08lx>] (%pS)\n", where, (void *)where, from, (void *)from);
+ printk("%s[<%08lx>] (%ps) from [<%08lx>] (%pS)\n",
+ loglvl, where, (void *)where, from, (void *)from);
#else
- printk("Function entered at [<%08lx>] from [<%08lx>]\n", where, from);
+ printk("%sFunction entered at [<%08lx>] from [<%08lx>]\n",
+ loglvl, where, from);
#endif
if (in_entry_text(from) && end <= ALIGN(frame, THREAD_SIZE))
- dump_mem("", "Exception stack", frame + 4, end);
+ dump_mem(loglvl, "Exception stack", frame + 4, end);
}
-void dump_backtrace_stm(u32 *stack, u32 instruction)
+void dump_backtrace_stm(u32 *stack, u32 instruction, const char *loglvl)
{
char str[80], *p;
unsigned int x;
@@ -88,12 +91,12 @@ void dump_backtrace_stm(u32 *stack, u32 instruction)
if (++x == 6) {
x = 0;
p = str;
- printk("%s\n", str);
+ printk("%s%s\n", loglvl, str);
}
}
}
if (p != str)
- printk("%s\n", str);
+ printk("%s%s\n", loglvl, str);
}
#ifndef CONFIG_ARM_UNWIND
@@ -201,17 +204,19 @@ static void dump_instr(const char *lvl, struct pt_regs *regs)
}
#ifdef CONFIG_ARM_UNWIND
-static inline void dump_backtrace(struct pt_regs *regs, struct task_struct *tsk)
+static inline void dump_backtrace(struct pt_regs *regs, struct task_struct *tsk,
+ const char *loglvl)
{
- unwind_backtrace(regs, tsk);
+ unwind_backtrace(regs, tsk, loglvl);
}
#else
-static void dump_backtrace(struct pt_regs *regs, struct task_struct *tsk)
+static void dump_backtrace(struct pt_regs *regs, struct task_struct *tsk,
+ const char *loglvl)
{
unsigned int fp, mode;
int ok = 1;
- printk("Backtrace: ");
+ printk("%sBacktrace: ", loglvl);
if (!tsk)
tsk = current;
@@ -238,13 +243,13 @@ static void dump_backtrace(struct pt_regs *regs, struct task_struct *tsk)
pr_cont("\n");
if (ok)
- c_backtrace(fp, mode);
+ c_backtrace(fp, mode, loglvl);
}
#endif
-void show_stack(struct task_struct *tsk, unsigned long *sp)
+void show_stack(struct task_struct *tsk, unsigned long *sp, const char *loglvl)
{
- dump_backtrace(NULL, tsk);
+ dump_backtrace(NULL, tsk, loglvl);
barrier();
}
@@ -288,7 +293,7 @@ static int __die(const char *str, int err, struct pt_regs *regs)
if (!user_mode(regs) || in_interrupt()) {
dump_mem(KERN_EMERG, "Stack: ", regs->ARM_sp,
THREAD_SIZE + (unsigned long)task_stack_page(tsk));
- dump_backtrace(regs, tsk);
+ dump_backtrace(regs, tsk, KERN_EMERG);
dump_instr(KERN_EMERG, regs);
}
@@ -663,10 +668,10 @@ asmlinkage int arm_syscall(int no, struct pt_regs *regs)
if (user_debug & UDBG_SYSCALL) {
pr_err("[%d] %s: arm syscall %d\n",
task_pid_nr(current), current->comm, no);
- dump_instr("", regs);
+ dump_instr(KERN_ERR, regs);
if (user_mode(regs)) {
__show_regs(regs);
- c_backtrace(frame_pointer(regs), processor_mode(regs));
+ c_backtrace(frame_pointer(regs), processor_mode(regs), KERN_ERR);
}
}
#endif
diff --git a/arch/arm/kernel/unwind.c b/arch/arm/kernel/unwind.c
index 11a964fd66f4..d2bd0df2318d 100644
--- a/arch/arm/kernel/unwind.c
+++ b/arch/arm/kernel/unwind.c
@@ -455,7 +455,8 @@ int unwind_frame(struct stackframe *frame)
return URC_OK;
}
-void unwind_backtrace(struct pt_regs *regs, struct task_struct *tsk)
+void unwind_backtrace(struct pt_regs *regs, struct task_struct *tsk,
+ const char *loglvl)
{
struct stackframe frame;
@@ -493,7 +494,7 @@ void unwind_backtrace(struct pt_regs *regs, struct task_struct *tsk)
urc = unwind_frame(&frame);
if (urc < 0)
break;
- dump_backtrace_entry(where, frame.pc, frame.sp - 4);
+ dump_backtrace_entry(where, frame.pc, frame.sp - 4, loglvl);
}
}
diff --git a/arch/arm/kernel/vdso.c b/arch/arm/kernel/vdso.c
index e0330a25e1c6..6bfdca4769a7 100644
--- a/arch/arm/kernel/vdso.c
+++ b/arch/arm/kernel/vdso.c
@@ -240,7 +240,7 @@ static int install_vvar(struct mm_struct *mm, unsigned long addr)
return PTR_ERR_OR_ZERO(vma);
}
-/* assumes mmap_sem is write-locked */
+/* assumes mmap_lock is write-locked */
void arm_install_vdso(struct mm_struct *mm, unsigned long addr)
{
struct vm_area_struct *vma;
diff --git a/arch/arm/kernel/vmlinux.lds.S b/arch/arm/kernel/vmlinux.lds.S
index 88a720da443b..7f24bc08403e 100644
--- a/arch/arm/kernel/vmlinux.lds.S
+++ b/arch/arm/kernel/vmlinux.lds.S
@@ -8,13 +8,13 @@
#include "vmlinux-xip.lds.S"
#else
+#include <linux/pgtable.h>
#include <asm-generic/vmlinux.lds.h>
#include <asm/cache.h>
#include <asm/thread_info.h>
#include <asm/memory.h>
#include <asm/mpu.h>
#include <asm/page.h>
-#include <asm/pgtable.h>
#include "vmlinux.lds.h"
diff --git a/arch/arm/lib/backtrace-clang.S b/arch/arm/lib/backtrace-clang.S
index 2ff375144b55..6174c45f53a5 100644
--- a/arch/arm/lib/backtrace-clang.S
+++ b/arch/arm/lib/backtrace-clang.S
@@ -17,6 +17,7 @@
#define sv_pc r6
#define mask r7
#define sv_lr r8
+#define loglvl r9
ENTRY(c_backtrace)
@@ -99,6 +100,7 @@ ENDPROC(c_backtrace)
@ to ensure 8 byte alignment
movs frame, r0 @ if frame pointer is zero
beq no_frame @ we have no stack frames
+ mov loglvl, r2
tst r1, #0x10 @ 26 or 32-bit mode?
moveq mask, #0xfc000003
movne mask, #0 @ mask for 32-bit
@@ -167,6 +169,7 @@ finished_setup:
mov r1, sv_lr
mov r2, frame
bic r1, r1, mask @ mask PC/LR for the mode
+ mov r3, loglvl
bl dump_backtrace_entry
/*
@@ -183,6 +186,7 @@ finished_setup:
ldr r0, [frame] @ locals are stored in
@ the preceding frame
subeq r0, r0, #4
+ mov r2, loglvl
bleq dump_backtrace_stm @ dump saved registers
/*
@@ -196,7 +200,8 @@ finished_setup:
bhi for_each_frame
1006: adr r0, .Lbad
- mov r1, frame
+ mov r1, loglvl
+ mov r2, frame
bl printk
no_frame: ldmfd sp!, {r4 - r9, fp, pc}
ENDPROC(c_backtrace)
@@ -209,7 +214,7 @@ ENDPROC(c_backtrace)
.long 1005b, 1006b
.popsection
-.Lbad: .asciz "Backtrace aborted due to bad frame pointer <%p>\n"
+.Lbad: .asciz "%sBacktrace aborted due to bad frame pointer <%p>\n"
.align
.Lopcode: .word 0xe92d4800 >> 11 @ stmfd sp!, {... fp, lr}
.word 0x0b000000 @ bl if these bits are set
diff --git a/arch/arm/lib/backtrace.S b/arch/arm/lib/backtrace.S
index 582925238d65..872f658638d9 100644
--- a/arch/arm/lib/backtrace.S
+++ b/arch/arm/lib/backtrace.S
@@ -18,6 +18,7 @@
#define sv_pc r6
#define mask r7
#define offset r8
+#define loglvl r9
ENTRY(c_backtrace)
@@ -25,9 +26,10 @@ ENTRY(c_backtrace)
ret lr
ENDPROC(c_backtrace)
#else
- stmfd sp!, {r4 - r8, lr} @ Save an extra register so we have a location...
+ stmfd sp!, {r4 - r9, lr} @ Save an extra register so we have a location...
movs frame, r0 @ if frame pointer is zero
beq no_frame @ we have no stack frames
+ mov loglvl, r2
tst r1, #0x10 @ 26 or 32-bit mode?
ARM( moveq mask, #0xfc000003 )
@@ -73,6 +75,7 @@ for_each_frame: tst frame, mask @ Check for address exceptions
ldr r1, [frame, #-4] @ get saved lr
mov r2, frame
bic r1, r1, mask @ mask PC/LR for the mode
+ mov r3, loglvl
bl dump_backtrace_entry
ldr r1, [sv_pc, #-4] @ if stmfd sp!, {args} exists,
@@ -80,12 +83,14 @@ for_each_frame: tst frame, mask @ Check for address exceptions
teq r3, r1, lsr #11
ldreq r0, [frame, #-8] @ get sp
subeq r0, r0, #4 @ point at the last arg
+ mov r2, loglvl
bleq dump_backtrace_stm @ dump saved registers
1004: ldr r1, [sv_pc, #0] @ if stmfd sp!, {..., fp, ip, lr, pc}
ldr r3, .Ldsi @ instruction exists,
teq r3, r1, lsr #11
subeq r0, frame, #16
+ mov r2, loglvl
bleq dump_backtrace_stm @ dump saved registers
teq sv_fp, #0 @ zero saved fp means
@@ -96,9 +101,10 @@ for_each_frame: tst frame, mask @ Check for address exceptions
bhi for_each_frame
1006: adr r0, .Lbad
- mov r1, frame
+ mov r1, loglvl
+ mov r2, frame
bl printk
-no_frame: ldmfd sp!, {r4 - r8, pc}
+no_frame: ldmfd sp!, {r4 - r9, pc}
ENDPROC(c_backtrace)
.pushsection __ex_table,"a"
@@ -109,7 +115,7 @@ ENDPROC(c_backtrace)
.long 1004b, 1006b
.popsection
-.Lbad: .asciz "Backtrace aborted due to bad frame pointer <%p>\n"
+.Lbad: .asciz "%sBacktrace aborted due to bad frame pointer <%p>\n"
.align
.Ldsi: .word 0xe92dd800 >> 11 @ stmfd sp!, {... fp, ip, lr, pc}
.word 0xe92d0000 >> 11 @ stmfd sp!, {}
diff --git a/arch/arm/lib/uaccess_with_memcpy.c b/arch/arm/lib/uaccess_with_memcpy.c
index d72b14c96670..106f83a5ea6d 100644
--- a/arch/arm/lib/uaccess_with_memcpy.c
+++ b/arch/arm/lib/uaccess_with_memcpy.c
@@ -101,7 +101,7 @@ __copy_to_user_memcpy(void __user *to, const void *from, unsigned long n)
atomic = faulthandler_disabled();
if (!atomic)
- down_read(&current->mm->mmap_sem);
+ mmap_read_lock(current->mm);
while (n) {
pte_t *pte;
spinlock_t *ptl;
@@ -109,11 +109,11 @@ __copy_to_user_memcpy(void __user *to, const void *from, unsigned long n)
while (!pin_page_for_write(to, &pte, &ptl)) {
if (!atomic)
- up_read(&current->mm->mmap_sem);
+ mmap_read_unlock(current->mm);
if (__put_user(0, (char __user *)to))
goto out;
if (!atomic)
- down_read(&current->mm->mmap_sem);
+ mmap_read_lock(current->mm);
}
tocopy = (~(unsigned long)to & ~PAGE_MASK) + 1;
@@ -133,7 +133,7 @@ __copy_to_user_memcpy(void __user *to, const void *from, unsigned long n)
spin_unlock(ptl);
}
if (!atomic)
- up_read(&current->mm->mmap_sem);
+ mmap_read_unlock(current->mm);
out:
return n;
@@ -170,17 +170,17 @@ __clear_user_memset(void __user *addr, unsigned long n)
return 0;
}
- down_read(&current->mm->mmap_sem);
+ mmap_read_lock(current->mm);
while (n) {
pte_t *pte;
spinlock_t *ptl;
int tocopy;
while (!pin_page_for_write(addr, &pte, &ptl)) {
- up_read(&current->mm->mmap_sem);
+ mmap_read_unlock(current->mm);
if (__put_user(0, (char __user *)addr))
goto out;
- down_read(&current->mm->mmap_sem);
+ mmap_read_lock(current->mm);
}
tocopy = (~(unsigned long)addr & ~PAGE_MASK) + 1;
@@ -198,7 +198,7 @@ __clear_user_memset(void __user *addr, unsigned long n)
else
spin_unlock(ptl);
}
- up_read(&current->mm->mmap_sem);
+ mmap_read_unlock(current->mm);
out:
return n;
diff --git a/arch/arm/mach-ebsa110/core.c b/arch/arm/mach-ebsa110/core.c
index 575b2e2b6759..5960e3dfd2bf 100644
--- a/arch/arm/mach-ebsa110/core.c
+++ b/arch/arm/mach-ebsa110/core.c
@@ -17,7 +17,6 @@
#include <asm/irq.h>
#include <asm/setup.h>
#include <asm/mach-types.h>
-#include <asm/pgtable.h>
#include <asm/page.h>
#include <asm/system_misc.h>
diff --git a/arch/arm/mach-footbridge/common.c b/arch/arm/mach-footbridge/common.c
index 015f75d1c98d..eee095f0e2f6 100644
--- a/arch/arm/mach-footbridge/common.c
+++ b/arch/arm/mach-footbridge/common.c
@@ -14,7 +14,6 @@
#include <linux/spinlock.h>
#include <video/vga.h>
-#include <asm/pgtable.h>
#include <asm/page.h>
#include <asm/irq.h>
#include <asm/mach-types.h>
diff --git a/arch/arm/mach-imx/mm-imx21.c b/arch/arm/mach-imx/mm-imx21.c
index e117d2883df9..50a2edac8513 100644
--- a/arch/arm/mach-imx/mm-imx21.c
+++ b/arch/arm/mach-imx/mm-imx21.c
@@ -8,7 +8,6 @@
#include <linux/mm.h>
#include <linux/init.h>
#include <linux/pinctrl/machine.h>
-#include <asm/pgtable.h>
#include <asm/mach/map.h>
#include "common.h"
diff --git a/arch/arm/mach-imx/mm-imx27.c b/arch/arm/mach-imx/mm-imx27.c
index dcbe7ec6d543..4e4125140025 100644
--- a/arch/arm/mach-imx/mm-imx27.c
+++ b/arch/arm/mach-imx/mm-imx27.c
@@ -8,7 +8,6 @@
#include <linux/mm.h>
#include <linux/init.h>
#include <linux/pinctrl/machine.h>
-#include <asm/pgtable.h>
#include <asm/mach/map.h>
#include "common.h"
diff --git a/arch/arm/mach-imx/mm-imx3.c b/arch/arm/mach-imx/mm-imx3.c
index 67264c48ed68..ea2d58a63903 100644
--- a/arch/arm/mach-imx/mm-imx3.c
+++ b/arch/arm/mach-imx/mm-imx3.c
@@ -13,7 +13,6 @@
#include <linux/io.h>
#include <linux/pinctrl/machine.h>
-#include <asm/pgtable.h>
#include <asm/system_misc.h>
#include <asm/hardware/cache-l2x0.h>
#include <asm/mach/map.h>
diff --git a/arch/arm/mach-integrator/core.c b/arch/arm/mach-integrator/core.c
index 9da3ae232211..0fe5e1dc9d89 100644
--- a/arch/arm/mach-integrator/core.c
+++ b/arch/arm/mach-integrator/core.c
@@ -21,10 +21,10 @@
#include <linux/stat.h>
#include <linux/of.h>
#include <linux/of_address.h>
+#include <linux/pgtable.h>
#include <asm/mach-types.h>
#include <asm/mach/time.h>
-#include <asm/pgtable.h>
#include "hardware.h"
#include "cm.h"
diff --git a/arch/arm/mach-iop32x/i2c.c b/arch/arm/mach-iop32x/i2c.c
index dc9f6a14ab1b..e422286af469 100644
--- a/arch/arm/mach-iop32x/i2c.c
+++ b/arch/arm/mach-iop32x/i2c.c
@@ -17,7 +17,6 @@
#include <linux/serial_core.h>
#include <linux/io.h>
#include <linux/gpio/machine.h>
-#include <asm/pgtable.h>
#include <asm/page.h>
#include <asm/mach/map.h>
#include <asm/setup.h>
diff --git a/arch/arm/mach-iop32x/iq31244.c b/arch/arm/mach-iop32x/iq31244.c
index 04a7d389d365..49caaa703881 100644
--- a/arch/arm/mach-iop32x/iq31244.c
+++ b/arch/arm/mach-iop32x/iq31244.c
@@ -31,7 +31,6 @@
#include <asm/mach/time.h>
#include <asm/mach-types.h>
#include <asm/page.h>
-#include <asm/pgtable.h>
#include "hardware.h"
#include "irqs.h"
diff --git a/arch/arm/mach-iop32x/iq80321.c b/arch/arm/mach-iop32x/iq80321.c
index 4bd596d6c9c1..b455d7073296 100644
--- a/arch/arm/mach-iop32x/iq80321.c
+++ b/arch/arm/mach-iop32x/iq80321.c
@@ -27,7 +27,6 @@
#include <asm/mach/time.h>
#include <asm/mach-types.h>
#include <asm/page.h>
-#include <asm/pgtable.h>
#include "hardware.h"
#include "irqs.h"
diff --git a/arch/arm/mach-iop32x/n2100.c b/arch/arm/mach-iop32x/n2100.c
index 5382a93ad0f8..78b9a5ee41c9 100644
--- a/arch/arm/mach-iop32x/n2100.c
+++ b/arch/arm/mach-iop32x/n2100.c
@@ -35,7 +35,6 @@
#include <asm/mach/time.h>
#include <asm/mach-types.h>
#include <asm/page.h>
-#include <asm/pgtable.h>
#include "hardware.h"
#include "irqs.h"
diff --git a/arch/arm/mach-ixp4xx/common.c b/arch/arm/mach-ixp4xx/common.c
index 381f452de28d..184262d660ba 100644
--- a/arch/arm/mach-ixp4xx/common.c
+++ b/arch/arm/mach-ixp4xx/common.c
@@ -33,7 +33,6 @@
#include <mach/hardware.h>
#include <mach/io.h>
#include <linux/uaccess.h>
-#include <asm/pgtable.h>
#include <asm/page.h>
#include <asm/exception.h>
#include <asm/irq.h>
diff --git a/arch/arm/mach-keystone/platsmp.c b/arch/arm/mach-keystone/platsmp.c
index c810e23a8fa0..673fcf3b34b1 100644
--- a/arch/arm/mach-keystone/platsmp.c
+++ b/arch/arm/mach-keystone/platsmp.c
@@ -12,11 +12,11 @@
#include <linux/init.h>
#include <linux/smp.h>
#include <linux/io.h>
+#include <linux/pgtable.h>
#include <asm/smp_plat.h>
#include <asm/prom.h>
#include <asm/tlbflush.h>
-#include <asm/pgtable.h>
#include "keystone.h"
diff --git a/arch/arm/mach-sa1100/assabet.c b/arch/arm/mach-sa1100/assabet.c
index 0631a7b02678..aa265ede5730 100644
--- a/arch/arm/mach-sa1100/assabet.c
+++ b/arch/arm/mach-sa1100/assabet.c
@@ -34,7 +34,6 @@
#include <asm/setup.h>
#include <asm/page.h>
#include <asm/pgtable-hwdef.h>
-#include <asm/pgtable.h>
#include <asm/tlbflush.h>
#include <asm/mach/arch.h>
@@ -633,7 +632,7 @@ static void __init map_sa1100_gpio_regs( void )
int prot = PMD_TYPE_SECT | PMD_SECT_AP_WRITE | PMD_DOMAIN(DOMAIN_IO);
pmd_t *pmd;
- pmd = pmd_offset(pud_offset(p4d_offset(pgd_offset_k(virt), virt), virt), virt);
+ pmd = pmd_off_k(virt);
*pmd = __pmd(phys | prot);
flush_pmd_entry(pmd);
}
diff --git a/arch/arm/mach-sa1100/hackkit.c b/arch/arm/mach-sa1100/hackkit.c
index 6d37d263e0d2..3085f1c2e586 100644
--- a/arch/arm/mach-sa1100/hackkit.c
+++ b/arch/arm/mach-sa1100/hackkit.c
@@ -22,11 +22,11 @@
#include <linux/gpio.h>
#include <linux/leds.h>
#include <linux/platform_device.h>
+#include <linux/pgtable.h>
#include <asm/mach-types.h>
#include <asm/setup.h>
#include <asm/page.h>
-#include <asm/pgtable.h>
#include <asm/mach/arch.h>
#include <asm/mach/flash.h>
diff --git a/arch/arm/mach-tegra/iomap.h b/arch/arm/mach-tegra/iomap.h
index 160cb18850f2..4cb7e5fee137 100644
--- a/arch/arm/mach-tegra/iomap.h
+++ b/arch/arm/mach-tegra/iomap.h
@@ -10,7 +10,7 @@
#ifndef __MACH_TEGRA_IOMAP_H
#define __MACH_TEGRA_IOMAP_H
-#include <asm/pgtable.h>
+#include <linux/pgtable.h>
#include <linux/sizes.h>
#define TEGRA_IRAM_BASE 0x40000000
diff --git a/arch/arm/mach-zynq/common.c b/arch/arm/mach-zynq/common.c
index a9dd2f71cd19..e1ca6a5732d2 100644
--- a/arch/arm/mach-zynq/common.c
+++ b/arch/arm/mach-zynq/common.c
@@ -24,13 +24,13 @@
#include <linux/irqchip/arm-gic.h>
#include <linux/slab.h>
#include <linux/sys_soc.h>
+#include <linux/pgtable.h>
#include <asm/mach/arch.h>
#include <asm/mach/map.h>
#include <asm/mach/time.h>
#include <asm/mach-types.h>
#include <asm/page.h>
-#include <asm/pgtable.h>
#include <asm/smp_scu.h>
#include <asm/system_info.h>
#include <asm/hardware/cache-l2x0.h>
diff --git a/arch/arm/mm/copypage-v4mc.c b/arch/arm/mm/copypage-v4mc.c
index a94bd08fdec2..44f7292ec27b 100644
--- a/arch/arm/mm/copypage-v4mc.c
+++ b/arch/arm/mm/copypage-v4mc.c
@@ -14,7 +14,6 @@
#include <linux/mm.h>
#include <linux/highmem.h>
-#include <asm/pgtable.h>
#include <asm/tlbflush.h>
#include <asm/cacheflush.h>
diff --git a/arch/arm/mm/copypage-v6.c b/arch/arm/mm/copypage-v6.c
index a6488bb6cfa9..6a769a6c314e 100644
--- a/arch/arm/mm/copypage-v6.c
+++ b/arch/arm/mm/copypage-v6.c
@@ -9,7 +9,6 @@
#include <linux/mm.h>
#include <linux/highmem.h>
-#include <asm/pgtable.h>
#include <asm/shmparam.h>
#include <asm/tlbflush.h>
#include <asm/cacheflush.h>
diff --git a/arch/arm/mm/copypage-xscale.c b/arch/arm/mm/copypage-xscale.c
index 382e1c2855e8..eb5d338657d1 100644
--- a/arch/arm/mm/copypage-xscale.c
+++ b/arch/arm/mm/copypage-xscale.c
@@ -14,7 +14,6 @@
#include <linux/mm.h>
#include <linux/highmem.h>
-#include <asm/pgtable.h>
#include <asm/tlbflush.h>
#include <asm/cacheflush.h>
diff --git a/arch/arm/mm/dump.c b/arch/arm/mm/dump.c
index 677549d6854c..c18d23a5e5f1 100644
--- a/arch/arm/mm/dump.c
+++ b/arch/arm/mm/dump.c
@@ -16,7 +16,6 @@
#include <asm/domain.h>
#include <asm/fixmap.h>
#include <asm/memory.h>
-#include <asm/pgtable.h>
#include <asm/ptdump.h>
static struct addr_marker address_markers[] = {
diff --git a/arch/arm/mm/fault-armv.c b/arch/arm/mm/fault-armv.c
index 489aaafa6ebd..0e49154454a6 100644
--- a/arch/arm/mm/fault-armv.c
+++ b/arch/arm/mm/fault-armv.c
@@ -17,7 +17,6 @@
#include <asm/bugs.h>
#include <asm/cacheflush.h>
#include <asm/cachetype.h>
-#include <asm/pgtable.h>
#include <asm/tlbflush.h>
#include "mm.h"
diff --git a/arch/arm/mm/fault.c b/arch/arm/mm/fault.c
index ff230e9affc4..c6550eddfce1 100644
--- a/arch/arm/mm/fault.c
+++ b/arch/arm/mm/fault.c
@@ -18,7 +18,6 @@
#include <linux/highmem.h>
#include <linux/perf_event.h>
-#include <asm/pgtable.h>
#include <asm/system_misc.h>
#include <asm/system_info.h>
#include <asm/tlbflush.h>
@@ -272,11 +271,11 @@ do_page_fault(unsigned long addr, unsigned int fsr, struct pt_regs *regs)
* validly references user space from well defined areas of the code,
* we can bug out early if this is from code which shouldn't.
*/
- if (!down_read_trylock(&mm->mmap_sem)) {
+ if (!mmap_read_trylock(mm)) {
if (!user_mode(regs) && !search_exception_tables(regs->ARM_pc))
goto no_context;
retry:
- down_read(&mm->mmap_sem);
+ mmap_read_lock(mm);
} else {
/*
* The above down_read_trylock() might have succeeded in
@@ -294,7 +293,7 @@ retry:
fault = __do_page_fault(mm, addr, fsr, flags, tsk);
/* If we need to retry but a fatal signal is pending, handle the
- * signal first. We do not need to release the mmap_sem because
+ * signal first. We do not need to release the mmap_lock because
* it would already be released in __lock_page_or_retry in
* mm/filemap.c. */
if (fault_signal_pending(fault, regs)) {
@@ -326,7 +325,7 @@ retry:
}
}
- up_read(&mm->mmap_sem);
+ mmap_read_unlock(mm);
/*
* Handle the "normal" case first - VM_FAULT_MAJOR
diff --git a/arch/arm/mm/highmem.c b/arch/arm/mm/highmem.c
index e013f6b81328..187fab227b50 100644
--- a/arch/arm/mm/highmem.c
+++ b/arch/arm/mm/highmem.c
@@ -18,7 +18,7 @@
static inline void set_fixmap_pte(int idx, pte_t pte)
{
unsigned long vaddr = __fix_to_virt(idx);
- pte_t *ptep = pte_offset_kernel(pmd_off_k(vaddr), vaddr);
+ pte_t *ptep = virt_to_kpte(vaddr);
set_pte_ext(ptep, pte, 0);
local_flush_tlb_kernel_page(vaddr);
@@ -26,7 +26,7 @@ static inline void set_fixmap_pte(int idx, pte_t pte)
static inline pte_t get_fixmap_pte(unsigned long vaddr)
{
- pte_t *ptep = pte_offset_kernel(pmd_off_k(vaddr), vaddr);
+ pte_t *ptep = virt_to_kpte(vaddr);
return *ptep;
}
diff --git a/arch/arm/mm/idmap.c b/arch/arm/mm/idmap.c
index cd54411ef1b8..448e57c6f653 100644
--- a/arch/arm/mm/idmap.c
+++ b/arch/arm/mm/idmap.c
@@ -3,12 +3,12 @@
#include <linux/kernel.h>
#include <linux/slab.h>
#include <linux/mm_types.h>
+#include <linux/pgtable.h>
#include <asm/cputype.h>
#include <asm/idmap.h>
#include <asm/hwcap.h>
#include <asm/pgalloc.h>
-#include <asm/pgtable.h>
#include <asm/sections.h>
#include <asm/system_info.h>
diff --git a/arch/arm/mm/ioremap.c b/arch/arm/mm/ioremap.c
index 75529d76d28c..000e8210000b 100644
--- a/arch/arm/mm/ioremap.c
+++ b/arch/arm/mm/ioremap.c
@@ -141,16 +141,8 @@ void __check_vmalloc_seq(struct mm_struct *mm)
static void unmap_area_sections(unsigned long virt, unsigned long size)
{
unsigned long addr = virt, end = virt + (size & ~(SZ_1M - 1));
- pgd_t *pgd;
- p4d_t *p4d;
- pud_t *pud;
- pmd_t *pmdp;
-
- flush_cache_vunmap(addr, end);
- pgd = pgd_offset_k(addr);
- p4d = p4d_offset(pgd, addr);
- pud = pud_offset(p4d, addr);
- pmdp = pmd_offset(pud, addr);
+ pmd_t *pmdp = pmd_off_k(addr);
+
do {
pmd_t pmd = *pmdp;
@@ -191,10 +183,7 @@ remap_area_sections(unsigned long virt, unsigned long pfn,
size_t size, const struct mem_type *type)
{
unsigned long addr = virt, end = virt + size;
- pgd_t *pgd;
- p4d_t *p4d;
- pud_t *pud;
- pmd_t *pmd;
+ pmd_t *pmd = pmd_off_k(addr);
/*
* Remove and free any PTE-based mapping, and
@@ -202,10 +191,6 @@ remap_area_sections(unsigned long virt, unsigned long pfn,
*/
unmap_area_sections(virt, size);
- pgd = pgd_offset_k(addr);
- p4d = p4d_offset(pgd, addr);
- pud = pud_offset(p4d, addr);
- pmd = pmd_offset(pud, addr);
do {
pmd[0] = __pmd(__pfn_to_phys(pfn) | type->prot_sect);
pfn += SZ_1M >> PAGE_SHIFT;
@@ -225,21 +210,13 @@ remap_area_supersections(unsigned long virt, unsigned long pfn,
size_t size, const struct mem_type *type)
{
unsigned long addr = virt, end = virt + size;
- pgd_t *pgd;
- p4d_t *p4d;
- pud_t *pud;
- pmd_t *pmd;
+ pmd_t *pmd = pmd_off_k(addr);
/*
* Remove and free any PTE-based mapping, and
* sync the current kernel mapping.
*/
unmap_area_sections(virt, size);
-
- pgd = pgd_offset_k(virt);
- p4d = p4d_offset(pgd, addr);
- pud = pud_offset(p4d, addr);
- pmd = pmd_offset(pud, addr);
do {
unsigned long super_pmd_val, i;
diff --git a/arch/arm/mm/mm.h b/arch/arm/mm/mm.h
index 4f1f72b75890..9ff683612f2a 100644
--- a/arch/arm/mm/mm.h
+++ b/arch/arm/mm/mm.h
@@ -2,8 +2,7 @@
#ifdef CONFIG_MMU
#include <linux/list.h>
#include <linux/vmalloc.h>
-
-#include <asm/pgtable.h>
+#include <linux/pgtable.h>
/* the upper-most page table pointer */
extern pmd_t *top_pmd;
@@ -36,11 +35,6 @@ static inline pte_t get_top_pte(unsigned long va)
return *ptep;
}
-static inline pmd_t *pmd_off_k(unsigned long virt)
-{
- return pmd_offset(pud_offset(p4d_offset(pgd_offset_k(virt), virt), virt), virt);
-}
-
struct mem_type {
pteval_t prot_pte;
pteval_t prot_pte_s2;
diff --git a/arch/arm/mm/mmu.c b/arch/arm/mm/mmu.c
index c425288f1a86..628028bfbb92 100644
--- a/arch/arm/mm/mmu.c
+++ b/arch/arm/mm/mmu.c
@@ -356,12 +356,7 @@ static pte_t *pte_offset_late_fixmap(pmd_t *dir, unsigned long addr)
static inline pmd_t * __init fixmap_pmd(unsigned long addr)
{
- pgd_t *pgd = pgd_offset_k(addr);
- p4d_t *p4d = p4d_offset(pgd, addr);
- pud_t *pud = pud_offset(p4d, addr);
- pmd_t *pmd = pmd_offset(pud, addr);
-
- return pmd;
+ return pmd_off_k(addr);
}
void __init early_fixmap_init(void)
diff --git a/arch/arm/mm/pageattr.c b/arch/arm/mm/pageattr.c
index d546efad7e97..9790ae3a8c68 100644
--- a/arch/arm/mm/pageattr.c
+++ b/arch/arm/mm/pageattr.c
@@ -5,7 +5,6 @@
#include <linux/mm.h>
#include <linux/module.h>
-#include <asm/pgtable.h>
#include <asm/tlbflush.h>
#include <asm/set_memory.h>
diff --git a/arch/arm/mm/proc-arm1020.S b/arch/arm/mm/proc-arm1020.S
index 2785da387c91..6837cf7a4812 100644
--- a/arch/arm/mm/proc-arm1020.S
+++ b/arch/arm/mm/proc-arm1020.S
@@ -11,11 +11,11 @@
*/
#include <linux/linkage.h>
#include <linux/init.h>
+#include <linux/pgtable.h>
#include <asm/assembler.h>
#include <asm/asm-offsets.h>
#include <asm/hwcap.h>
#include <asm/pgtable-hwdef.h>
-#include <asm/pgtable.h>
#include <asm/ptrace.h>
#include "proc-macros.S"
diff --git a/arch/arm/mm/proc-arm1020e.S b/arch/arm/mm/proc-arm1020e.S
index e9ea237ed785..df49b10250b8 100644
--- a/arch/arm/mm/proc-arm1020e.S
+++ b/arch/arm/mm/proc-arm1020e.S
@@ -11,11 +11,11 @@
*/
#include <linux/linkage.h>
#include <linux/init.h>
+#include <linux/pgtable.h>
#include <asm/assembler.h>
#include <asm/asm-offsets.h>
#include <asm/hwcap.h>
#include <asm/pgtable-hwdef.h>
-#include <asm/pgtable.h>
#include <asm/ptrace.h>
#include "proc-macros.S"
diff --git a/arch/arm/mm/proc-arm1022.S b/arch/arm/mm/proc-arm1022.S
index 920c279e7879..e89ce467f672 100644
--- a/arch/arm/mm/proc-arm1022.S
+++ b/arch/arm/mm/proc-arm1022.S
@@ -11,11 +11,11 @@
*/
#include <linux/linkage.h>
#include <linux/init.h>
+#include <linux/pgtable.h>
#include <asm/assembler.h>
#include <asm/asm-offsets.h>
#include <asm/hwcap.h>
#include <asm/pgtable-hwdef.h>
-#include <asm/pgtable.h>
#include <asm/ptrace.h>
#include "proc-macros.S"
diff --git a/arch/arm/mm/proc-arm1026.S b/arch/arm/mm/proc-arm1026.S
index 0bdf25a95b10..7fdd1a205e8e 100644
--- a/arch/arm/mm/proc-arm1026.S
+++ b/arch/arm/mm/proc-arm1026.S
@@ -11,11 +11,11 @@
*/
#include <linux/linkage.h>
#include <linux/init.h>
+#include <linux/pgtable.h>
#include <asm/assembler.h>
#include <asm/asm-offsets.h>
#include <asm/hwcap.h>
#include <asm/pgtable-hwdef.h>
-#include <asm/pgtable.h>
#include <asm/ptrace.h>
#include "proc-macros.S"
diff --git a/arch/arm/mm/proc-arm720.S b/arch/arm/mm/proc-arm720.S
index 39361e196d61..3b687e6dd9fd 100644
--- a/arch/arm/mm/proc-arm720.S
+++ b/arch/arm/mm/proc-arm720.S
@@ -20,11 +20,11 @@
*/
#include <linux/linkage.h>
#include <linux/init.h>
+#include <linux/pgtable.h>
#include <asm/assembler.h>
#include <asm/asm-offsets.h>
#include <asm/hwcap.h>
#include <asm/pgtable-hwdef.h>
-#include <asm/pgtable.h>
#include <asm/ptrace.h>
#include "proc-macros.S"
diff --git a/arch/arm/mm/proc-arm740.S b/arch/arm/mm/proc-arm740.S
index 1a94bbf6e53f..f2ec3bc60874 100644
--- a/arch/arm/mm/proc-arm740.S
+++ b/arch/arm/mm/proc-arm740.S
@@ -6,11 +6,11 @@
*/
#include <linux/linkage.h>
#include <linux/init.h>
+#include <linux/pgtable.h>
#include <asm/assembler.h>
#include <asm/asm-offsets.h>
#include <asm/hwcap.h>
#include <asm/pgtable-hwdef.h>
-#include <asm/pgtable.h>
#include <asm/ptrace.h>
#include "proc-macros.S"
diff --git a/arch/arm/mm/proc-arm7tdmi.S b/arch/arm/mm/proc-arm7tdmi.S
index 52b66cf0259e..01bbe7576c1c 100644
--- a/arch/arm/mm/proc-arm7tdmi.S
+++ b/arch/arm/mm/proc-arm7tdmi.S
@@ -6,11 +6,11 @@
*/
#include <linux/linkage.h>
#include <linux/init.h>
+#include <linux/pgtable.h>
#include <asm/assembler.h>
#include <asm/asm-offsets.h>
#include <asm/hwcap.h>
#include <asm/pgtable-hwdef.h>
-#include <asm/pgtable.h>
#include <asm/ptrace.h>
#include "proc-macros.S"
diff --git a/arch/arm/mm/proc-arm920.S b/arch/arm/mm/proc-arm920.S
index 31ac8acc34dc..a234cd8ba5e6 100644
--- a/arch/arm/mm/proc-arm920.S
+++ b/arch/arm/mm/proc-arm920.S
@@ -13,10 +13,10 @@
*/
#include <linux/linkage.h>
#include <linux/init.h>
+#include <linux/pgtable.h>
#include <asm/assembler.h>
#include <asm/hwcap.h>
#include <asm/pgtable-hwdef.h>
-#include <asm/pgtable.h>
#include <asm/page.h>
#include <asm/ptrace.h>
#include "proc-macros.S"
diff --git a/arch/arm/mm/proc-arm922.S b/arch/arm/mm/proc-arm922.S
index ca2c7ca8af21..53c029dcfd83 100644
--- a/arch/arm/mm/proc-arm922.S
+++ b/arch/arm/mm/proc-arm922.S
@@ -14,10 +14,10 @@
*/
#include <linux/linkage.h>
#include <linux/init.h>
+#include <linux/pgtable.h>
#include <asm/assembler.h>
#include <asm/hwcap.h>
#include <asm/pgtable-hwdef.h>
-#include <asm/pgtable.h>
#include <asm/page.h>
#include <asm/ptrace.h>
#include "proc-macros.S"
diff --git a/arch/arm/mm/proc-arm925.S b/arch/arm/mm/proc-arm925.S
index a381a0c9f109..0bfad62ea858 100644
--- a/arch/arm/mm/proc-arm925.S
+++ b/arch/arm/mm/proc-arm925.S
@@ -37,10 +37,10 @@
#include <linux/linkage.h>
#include <linux/init.h>
+#include <linux/pgtable.h>
#include <asm/assembler.h>
#include <asm/hwcap.h>
#include <asm/pgtable-hwdef.h>
-#include <asm/pgtable.h>
#include <asm/page.h>
#include <asm/ptrace.h>
#include "proc-macros.S"
diff --git a/arch/arm/mm/proc-arm926.S b/arch/arm/mm/proc-arm926.S
index 1ba253c2bce1..0487a2c3439b 100644
--- a/arch/arm/mm/proc-arm926.S
+++ b/arch/arm/mm/proc-arm926.S
@@ -13,10 +13,10 @@
*/
#include <linux/linkage.h>
#include <linux/init.h>
+#include <linux/pgtable.h>
#include <asm/assembler.h>
#include <asm/hwcap.h>
#include <asm/pgtable-hwdef.h>
-#include <asm/pgtable.h>
#include <asm/page.h>
#include <asm/ptrace.h>
#include "proc-macros.S"
diff --git a/arch/arm/mm/proc-arm940.S b/arch/arm/mm/proc-arm940.S
index 4b8a00220cc9..cf9bfcc825ca 100644
--- a/arch/arm/mm/proc-arm940.S
+++ b/arch/arm/mm/proc-arm940.S
@@ -6,10 +6,10 @@
*/
#include <linux/linkage.h>
#include <linux/init.h>
+#include <linux/pgtable.h>
#include <asm/assembler.h>
#include <asm/hwcap.h>
#include <asm/pgtable-hwdef.h>
-#include <asm/pgtable.h>
#include <asm/ptrace.h>
#include "proc-macros.S"
diff --git a/arch/arm/mm/proc-arm946.S b/arch/arm/mm/proc-arm946.S
index 555becf9c758..6fb3898ad1cd 100644
--- a/arch/arm/mm/proc-arm946.S
+++ b/arch/arm/mm/proc-arm946.S
@@ -8,10 +8,10 @@
*/
#include <linux/linkage.h>
#include <linux/init.h>
+#include <linux/pgtable.h>
#include <asm/assembler.h>
#include <asm/hwcap.h>
#include <asm/pgtable-hwdef.h>
-#include <asm/pgtable.h>
#include <asm/ptrace.h>
#include "proc-macros.S"
diff --git a/arch/arm/mm/proc-arm9tdmi.S b/arch/arm/mm/proc-arm9tdmi.S
index ef517530130b..a054c0e9c034 100644
--- a/arch/arm/mm/proc-arm9tdmi.S
+++ b/arch/arm/mm/proc-arm9tdmi.S
@@ -6,11 +6,11 @@
*/
#include <linux/linkage.h>
#include <linux/init.h>
+#include <linux/pgtable.h>
#include <asm/assembler.h>
#include <asm/asm-offsets.h>
#include <asm/hwcap.h>
#include <asm/pgtable-hwdef.h>
-#include <asm/pgtable.h>
#include <asm/ptrace.h>
#include "proc-macros.S"
diff --git a/arch/arm/mm/proc-fa526.S b/arch/arm/mm/proc-fa526.S
index dddf833fe000..2c73e0d47d08 100644
--- a/arch/arm/mm/proc-fa526.S
+++ b/arch/arm/mm/proc-fa526.S
@@ -11,10 +11,10 @@
*/
#include <linux/linkage.h>
#include <linux/init.h>
+#include <linux/pgtable.h>
#include <asm/assembler.h>
#include <asm/hwcap.h>
#include <asm/pgtable-hwdef.h>
-#include <asm/pgtable.h>
#include <asm/page.h>
#include <asm/ptrace.h>
diff --git a/arch/arm/mm/proc-feroceon.S b/arch/arm/mm/proc-feroceon.S
index b12b76bc8d30..61ce82aca6f0 100644
--- a/arch/arm/mm/proc-feroceon.S
+++ b/arch/arm/mm/proc-feroceon.S
@@ -8,10 +8,10 @@
#include <linux/linkage.h>
#include <linux/init.h>
+#include <linux/pgtable.h>
#include <asm/assembler.h>
#include <asm/hwcap.h>
#include <asm/pgtable-hwdef.h>
-#include <asm/pgtable.h>
#include <asm/page.h>
#include <asm/ptrace.h>
#include "proc-macros.S"
diff --git a/arch/arm/mm/proc-mohawk.S b/arch/arm/mm/proc-mohawk.S
index d47d6c5cee63..1645ccaffe96 100644
--- a/arch/arm/mm/proc-mohawk.S
+++ b/arch/arm/mm/proc-mohawk.S
@@ -9,10 +9,10 @@
#include <linux/linkage.h>
#include <linux/init.h>
+#include <linux/pgtable.h>
#include <asm/assembler.h>
#include <asm/hwcap.h>
#include <asm/pgtable-hwdef.h>
-#include <asm/pgtable.h>
#include <asm/page.h>
#include <asm/ptrace.h>
#include "proc-macros.S"
diff --git a/arch/arm/mm/proc-sa110.S b/arch/arm/mm/proc-sa110.S
index baba503ba816..4071f7a61cb6 100644
--- a/arch/arm/mm/proc-sa110.S
+++ b/arch/arm/mm/proc-sa110.S
@@ -12,12 +12,12 @@
*/
#include <linux/linkage.h>
#include <linux/init.h>
+#include <linux/pgtable.h>
#include <asm/assembler.h>
#include <asm/asm-offsets.h>
#include <asm/hwcap.h>
#include <mach/hardware.h>
#include <asm/pgtable-hwdef.h>
-#include <asm/pgtable.h>
#include <asm/ptrace.h>
#include "proc-macros.S"
diff --git a/arch/arm/mm/proc-sa1100.S b/arch/arm/mm/proc-sa1100.S
index 75ebacc8e4e5..e723bd4119d3 100644
--- a/arch/arm/mm/proc-sa1100.S
+++ b/arch/arm/mm/proc-sa1100.S
@@ -17,12 +17,12 @@
*/
#include <linux/linkage.h>
#include <linux/init.h>
+#include <linux/pgtable.h>
#include <asm/assembler.h>
#include <asm/asm-offsets.h>
#include <asm/hwcap.h>
#include <mach/hardware.h>
#include <asm/pgtable-hwdef.h>
-#include <asm/pgtable.h>
#include "proc-macros.S"
diff --git a/arch/arm/mm/proc-v6.S b/arch/arm/mm/proc-v6.S
index 1dd0d5ca27da..a0618f3e6836 100644
--- a/arch/arm/mm/proc-v6.S
+++ b/arch/arm/mm/proc-v6.S
@@ -9,11 +9,11 @@
*/
#include <linux/init.h>
#include <linux/linkage.h>
+#include <linux/pgtable.h>
#include <asm/assembler.h>
#include <asm/asm-offsets.h>
#include <asm/hwcap.h>
#include <asm/pgtable-hwdef.h>
-#include <asm/pgtable.h>
#include "proc-macros.S"
diff --git a/arch/arm/mm/proc-v7.S b/arch/arm/mm/proc-v7.S
index 48e0ef6f0dcc..28c9d32fa99a 100644
--- a/arch/arm/mm/proc-v7.S
+++ b/arch/arm/mm/proc-v7.S
@@ -9,11 +9,11 @@
#include <linux/arm-smccc.h>
#include <linux/init.h>
#include <linux/linkage.h>
+#include <linux/pgtable.h>
#include <asm/assembler.h>
#include <asm/asm-offsets.h>
#include <asm/hwcap.h>
#include <asm/pgtable-hwdef.h>
-#include <asm/pgtable.h>
#include <asm/memory.h>
#include "proc-macros.S"
diff --git a/arch/arm/mm/proc-xsc3.S b/arch/arm/mm/proc-xsc3.S
index 42eaecc43cfe..a17afe7e195a 100644
--- a/arch/arm/mm/proc-xsc3.S
+++ b/arch/arm/mm/proc-xsc3.S
@@ -23,9 +23,9 @@
#include <linux/linkage.h>
#include <linux/init.h>
+#include <linux/pgtable.h>
#include <asm/assembler.h>
#include <asm/hwcap.h>
-#include <asm/pgtable.h>
#include <asm/pgtable-hwdef.h>
#include <asm/page.h>
#include <asm/ptrace.h>
diff --git a/arch/arm/mm/proc-xscale.S b/arch/arm/mm/proc-xscale.S
index 18ac5a1f8922..d82590aa71c0 100644
--- a/arch/arm/mm/proc-xscale.S
+++ b/arch/arm/mm/proc-xscale.S
@@ -19,9 +19,9 @@
#include <linux/linkage.h>
#include <linux/init.h>
+#include <linux/pgtable.h>
#include <asm/assembler.h>
#include <asm/hwcap.h>
-#include <asm/pgtable.h>
#include <asm/pgtable-hwdef.h>
#include <asm/page.h>
#include <asm/ptrace.h>
diff --git a/arch/arm/mm/pv-fixup-asm.S b/arch/arm/mm/pv-fixup-asm.S
index 769778928356..8eade0416739 100644
--- a/arch/arm/mm/pv-fixup-asm.S
+++ b/arch/arm/mm/pv-fixup-asm.S
@@ -6,10 +6,10 @@
* for Keystone 2
*/
#include <linux/linkage.h>
+#include <linux/pgtable.h>
#include <asm/asm-offsets.h>
#include <asm/cp15.h>
#include <asm/memory.h>
-#include <asm/pgtable.h>
.section ".idmap.text", "ax"