diff options
| author | Ingo Molnar <mingo@elte.hu> | 2010-04-15 09:35:24 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2010-04-15 09:36:16 +0200 |
| commit | b257c14ceb1194a6181144210056d38f22127189 (patch) | |
| tree | c803925f1d5bf2237e7495d306bf43929df0c952 /include/linux/perf_event.h | |
| parent | 371fd7e7a56a5c136d31aa980011bd2f131c3ef5 (diff) | |
| parent | 2ba3abd8186f24c7fb418927025b4e2120e3a362 (diff) | |
Merge branch 'linus' into sched/core
Merge reason: merge the latest fixes, update to -rc4.
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'include/linux/perf_event.h')
| -rw-r--r-- | include/linux/perf_event.h | 21 |
1 files changed, 14 insertions, 7 deletions
diff --git a/include/linux/perf_event.h b/include/linux/perf_event.h index 95477038a72a..c8e375440403 100644 --- a/include/linux/perf_event.h +++ b/include/linux/perf_event.h @@ -842,13 +842,6 @@ extern atomic_t perf_swevent_enabled[PERF_COUNT_SW_MAX]; extern void __perf_sw_event(u32, u64, int, struct pt_regs *, u64); -static inline void -perf_sw_event(u32 event_id, u64 nr, int nmi, struct pt_regs *regs, u64 addr) -{ - if (atomic_read(&perf_swevent_enabled[event_id])) - __perf_sw_event(event_id, nr, nmi, regs, addr); -} - extern void perf_arch_fetch_caller_regs(struct pt_regs *regs, unsigned long ip, int skip); @@ -887,6 +880,20 @@ static inline void perf_fetch_caller_regs(struct pt_regs *regs, int skip) return perf_arch_fetch_caller_regs(regs, ip, skip); } +static inline void +perf_sw_event(u32 event_id, u64 nr, int nmi, struct pt_regs *regs, u64 addr) +{ + if (atomic_read(&perf_swevent_enabled[event_id])) { + struct pt_regs hot_regs; + + if (!regs) { + perf_fetch_caller_regs(&hot_regs, 1); + regs = &hot_regs; + } + __perf_sw_event(event_id, nr, nmi, regs, addr); + } +} + extern void __perf_event_mmap(struct vm_area_struct *vma); static inline void perf_event_mmap(struct vm_area_struct *vma) |