diff options
author | Linus Torvalds <torvalds@linux-foundation.org> | 2009-12-05 18:30:21 -0500 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2009-12-05 18:30:21 -0500 |
commit | c3fa27d1367fac63ac8533d6f20ea851d0d70a10 (patch) | |
tree | e7731554085e22b6b63411b1ebb401079f3e0bbb /arch/x86/mm/fault.c | |
parent | 96fa2b508d2d3fe040cf4ef2fffb955f0a537ea1 (diff) | |
parent | d103d01e4b19f185d3c85f77402b605534c32e89 (diff) |
Merge branch 'perf-core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip
* 'perf-core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip: (470 commits)
x86: Fix comments of register/stack access functions
perf tools: Replace %m with %a in sscanf
hw-breakpoints: Keep track of user disabled breakpoints
tracing/syscalls: Make syscall events print callbacks static
tracing: Add DEFINE_EVENT(), DEFINE_SINGLE_EVENT() support to docbook
perf: Don't free perf_mmap_data until work has been done
perf_event: Fix compile error
perf tools: Fix _GNU_SOURCE macro related strndup() build error
trace_syscalls: Remove unused syscall_name_to_nr()
trace_syscalls: Simplify syscall profile
trace_syscalls: Remove duplicate init_enter_##sname()
trace_syscalls: Add syscall_nr field to struct syscall_metadata
trace_syscalls: Remove enter_id exit_id
trace_syscalls: Set event_enter_##sname->data to its metadata
trace_syscalls: Remove unused event_syscall_enter and event_syscall_exit
perf_event: Initialize data.period in perf_swevent_hrtimer()
perf probe: Simplify event naming
perf probe: Add --list option for listing current probe events
perf probe: Add argv_split() from lib/argv_split.c
perf probe: Move probe event utility functions to probe-event.c
...
Diffstat (limited to 'arch/x86/mm/fault.c')
-rw-r--r-- | arch/x86/mm/fault.c | 11 |
1 files changed, 6 insertions, 5 deletions
diff --git a/arch/x86/mm/fault.c b/arch/x86/mm/fault.c index f4cee9028cf0..8f4e2ac93928 100644 --- a/arch/x86/mm/fault.c +++ b/arch/x86/mm/fault.c | |||
@@ -38,7 +38,8 @@ enum x86_pf_error_code { | |||
38 | * Returns 0 if mmiotrace is disabled, or if the fault is not | 38 | * Returns 0 if mmiotrace is disabled, or if the fault is not |
39 | * handled by mmiotrace: | 39 | * handled by mmiotrace: |
40 | */ | 40 | */ |
41 | static inline int kmmio_fault(struct pt_regs *regs, unsigned long addr) | 41 | static inline int __kprobes |
42 | kmmio_fault(struct pt_regs *regs, unsigned long addr) | ||
42 | { | 43 | { |
43 | if (unlikely(is_kmmio_active())) | 44 | if (unlikely(is_kmmio_active())) |
44 | if (kmmio_handler(regs, addr) == 1) | 45 | if (kmmio_handler(regs, addr) == 1) |
@@ -46,7 +47,7 @@ static inline int kmmio_fault(struct pt_regs *regs, unsigned long addr) | |||
46 | return 0; | 47 | return 0; |
47 | } | 48 | } |
48 | 49 | ||
49 | static inline int notify_page_fault(struct pt_regs *regs) | 50 | static inline int __kprobes notify_page_fault(struct pt_regs *regs) |
50 | { | 51 | { |
51 | int ret = 0; | 52 | int ret = 0; |
52 | 53 | ||
@@ -240,7 +241,7 @@ void vmalloc_sync_all(void) | |||
240 | * | 241 | * |
241 | * Handle a fault on the vmalloc or module mapping area | 242 | * Handle a fault on the vmalloc or module mapping area |
242 | */ | 243 | */ |
243 | static noinline int vmalloc_fault(unsigned long address) | 244 | static noinline __kprobes int vmalloc_fault(unsigned long address) |
244 | { | 245 | { |
245 | unsigned long pgd_paddr; | 246 | unsigned long pgd_paddr; |
246 | pmd_t *pmd_k; | 247 | pmd_t *pmd_k; |
@@ -357,7 +358,7 @@ void vmalloc_sync_all(void) | |||
357 | * | 358 | * |
358 | * This assumes no large pages in there. | 359 | * This assumes no large pages in there. |
359 | */ | 360 | */ |
360 | static noinline int vmalloc_fault(unsigned long address) | 361 | static noinline __kprobes int vmalloc_fault(unsigned long address) |
361 | { | 362 | { |
362 | pgd_t *pgd, *pgd_ref; | 363 | pgd_t *pgd, *pgd_ref; |
363 | pud_t *pud, *pud_ref; | 364 | pud_t *pud, *pud_ref; |
@@ -860,7 +861,7 @@ static int spurious_fault_check(unsigned long error_code, pte_t *pte) | |||
860 | * There are no security implications to leaving a stale TLB when | 861 | * There are no security implications to leaving a stale TLB when |
861 | * increasing the permissions on a page. | 862 | * increasing the permissions on a page. |
862 | */ | 863 | */ |
863 | static noinline int | 864 | static noinline __kprobes int |
864 | spurious_fault(unsigned long error_code, unsigned long address) | 865 | spurious_fault(unsigned long error_code, unsigned long address) |
865 | { | 866 | { |
866 | pgd_t *pgd; | 867 | pgd_t *pgd; |