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authorIngo Molnar <mingo@elte.hu>2010-04-02 19:37:50 +0200
committerIngo Molnar <mingo@elte.hu>2010-04-02 19:38:10 +0200
commitec5e61aabeac58670691bd0613388d16697d0d81 (patch)
tree59838509358f27334874b90756505785cde29b02 /include/linux/perf_event.h
parent75ec5a245c7763c397f31ec8964d0a46c54a7386 (diff)
parent8bb39f9aa068262732fe44b965d7a6eb5a5a7d67 (diff)
downloadlinux-next-ec5e61aabeac58670691bd0613388d16697d0d81.tar.gz
Merge branch 'perf/urgent' into perf/core
Conflicts: arch/x86/kernel/cpu/perf_event.c Merge reason: Resolve the conflict, pick up fixes Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'include/linux/perf_event.h')
-rw-r--r--include/linux/perf_event.h21
1 files changed, 14 insertions, 7 deletions
diff --git a/include/linux/perf_event.h b/include/linux/perf_event.h
index 2bccb7b9da2d..6e96cc8225d4 100644
--- a/include/linux/perf_event.h
+++ b/include/linux/perf_event.h
@@ -860,13 +860,6 @@ 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);
@@ -905,6 +898,20 @@ 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)