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| author | David S. Miller <davem@davemloft.net> | 2010-03-22 20:05:26 -0700 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2010-03-22 20:05:26 -0700 |
| commit | 91c030b4d6445ebe9fbddb86d584441f300df15c (patch) | |
| tree | e8a48e3ad9e0448c690268175e555fa651983546 /arch/x86/kernel/dumpstack.h | |
| parent | 7c3456fdb503071787f7f972de1069b9cacd16f0 (diff) | |
| parent | ae6be51ed01d6c4aaf249a207b4434bc7785853b (diff) | |
Merge branch 'master' of /home/davem/src/GIT/linux-2.6/
Diffstat (limited to 'arch/x86/kernel/dumpstack.h')
| -rw-r--r-- | arch/x86/kernel/dumpstack.h | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/arch/x86/kernel/dumpstack.h b/arch/x86/kernel/dumpstack.h index 4fd1420faff..29e5f7c845b 100644 --- a/arch/x86/kernel/dumpstack.h +++ b/arch/x86/kernel/dumpstack.h @@ -29,4 +29,19 @@ struct stack_frame { struct stack_frame *next_frame; unsigned long return_address; }; + +static inline unsigned long rewind_frame_pointer(int n) +{ + struct stack_frame *frame; + + get_bp(frame); + +#ifdef CONFIG_FRAME_POINTER + while (n--) + frame = frame->next_frame; #endif + + return (unsigned long)frame; +} + +#endif /* DUMPSTACK_H */ |