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| author | Benjamin Herrenschmidt <benh@kernel.crashing.org> | 2008-10-15 11:31:54 +1100 |
|---|---|---|
| committer | Benjamin Herrenschmidt <benh@kernel.crashing.org> | 2008-10-15 11:31:54 +1100 |
| commit | 6dc6472581f693b5fc95aebedf67b4960fb85cf0 (patch) | |
| tree | 06a5a9a08519950575505273eabced331ed51405 /arch/x86/mm/fault.c | |
| parent | ee673eaa72d8d185012b1027a05e25aba18c267f (diff) | |
| parent | 8acd3a60bcca17c6d89c73cee3ad6057eb83ba1e (diff) | |
| download | talos-op-linux-6dc6472581f693b5fc95aebedf67b4960fb85cf0.tar.gz talos-op-linux-6dc6472581f693b5fc95aebedf67b4960fb85cf0.zip | |
Merge commit 'origin'
Manual fixup of conflicts on:
arch/powerpc/include/asm/dcr-regs.h
drivers/net/ibm_newemac/core.h
Diffstat (limited to 'arch/x86/mm/fault.c')
| -rw-r--r-- | arch/x86/mm/fault.c | 22 |
1 files changed, 7 insertions, 15 deletions
diff --git a/arch/x86/mm/fault.c b/arch/x86/mm/fault.c index 455f3fe67b42..3f2b8962cbd0 100644 --- a/arch/x86/mm/fault.c +++ b/arch/x86/mm/fault.c @@ -35,6 +35,7 @@ #include <asm/tlbflush.h> #include <asm/proto.h> #include <asm-generic/sections.h> +#include <asm/traps.h> /* * Page fault error code bits @@ -357,8 +358,6 @@ static int is_errata100(struct pt_regs *regs, unsigned long address) return 0; } -void do_invalid_op(struct pt_regs *, unsigned long); - static int is_f00f_bug(struct pt_regs *regs, unsigned long address) { #ifdef CONFIG_X86_F00F_BUG @@ -593,11 +592,6 @@ void __kprobes do_page_fault(struct pt_regs *regs, unsigned long error_code) unsigned long flags; #endif - /* - * We can fault from pretty much anywhere, with unknown IRQ state. - */ - trace_hardirqs_fixup(); - tsk = current; mm = tsk->mm; prefetchw(&mm->mmap_sem); @@ -915,15 +909,15 @@ LIST_HEAD(pgd_list); void vmalloc_sync_all(void) { -#ifdef CONFIG_X86_32 - unsigned long start = VMALLOC_START & PGDIR_MASK; unsigned long address; +#ifdef CONFIG_X86_32 if (SHARED_KERNEL_PMD) return; - BUILD_BUG_ON(TASK_SIZE & ~PGDIR_MASK); - for (address = start; address >= TASK_SIZE; address += PGDIR_SIZE) { + for (address = VMALLOC_START & PMD_MASK; + address >= TASK_SIZE && address < FIXADDR_TOP; + address += PMD_SIZE) { unsigned long flags; struct page *page; @@ -936,10 +930,8 @@ void vmalloc_sync_all(void) spin_unlock_irqrestore(&pgd_lock, flags); } #else /* CONFIG_X86_64 */ - unsigned long start = VMALLOC_START & PGDIR_MASK; - unsigned long address; - - for (address = start; address <= VMALLOC_END; address += PGDIR_SIZE) { + for (address = VMALLOC_START & PGDIR_MASK; address <= VMALLOC_END; + address += PGDIR_SIZE) { const pgd_t *pgd_ref = pgd_offset_k(address); unsigned long flags; struct page *page; |
