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| author | Ingo Molnar <mingo@elte.hu> | 2010-04-02 20:02:55 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2010-04-02 20:03:08 +0200 |
| commit | c9494727cf293ae2ec66af57547a3e79c724fec2 (patch) | |
| tree | 44ae197b64fa7530ee695a90ad31326dda06f1e1 /arch/x86/kernel/dumpstack.h | |
| parent | 6427462bfa50f50dc6c088c07037264fcc73eca1 (diff) | |
| parent | 42be79e37e264557f12860fa4cc84b4de3685954 (diff) | |
| download | kernel-crypto-c9494727cf293ae2ec66af57547a3e79c724fec2.tar.gz kernel-crypto-c9494727cf293ae2ec66af57547a3e79c724fec2.tar.xz kernel-crypto-c9494727cf293ae2ec66af57547a3e79c724fec2.zip | |
Merge branch 'linus' into sched/core
Merge reason: update to latest upstream
Signed-off-by: Ingo Molnar <mingo@elte.hu>
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 */ |