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| author | Ingo Molnar <mingo@elte.hu> | 2009-04-06 01:41:22 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2009-04-06 01:41:22 +0200 |
| commit | 9efe21cb82b5dbe3b0b2ae4de4eccc64ecb94e95 (patch) | |
| tree | 7ff8833745d2f268f897f6fa4a27263b4a572245 /kernel/trace/trace_event_profile.c | |
| parent | genirq: fix devres.o build for GENERIC_HARDIRQS=n (diff) | |
| parent | Merge branch 'audit.b62' of git://git.kernel.org/pub/scm/linux/kernel/git/vir... (diff) | |
| download | linux-9efe21cb82b5dbe3b0b2ae4de4eccc64ecb94e95.tar.gz linux-9efe21cb82b5dbe3b0b2ae4de4eccc64ecb94e95.zip | |
Merge branch 'linus' into irq/threaded
Conflicts:
include/linux/irq.h
kernel/irq/handle.c
Diffstat (limited to 'kernel/trace/trace_event_profile.c')
| -rw-r--r-- | kernel/trace/trace_event_profile.c | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/kernel/trace/trace_event_profile.c b/kernel/trace/trace_event_profile.c new file mode 100644 index 000000000000..22cba9970776 --- /dev/null +++ b/kernel/trace/trace_event_profile.c @@ -0,0 +1,31 @@ +/* + * trace event based perf counter profiling + * + * Copyright (C) 2009 Red Hat Inc, Peter Zijlstra <pzijlstr@redhat.com> + * + */ + +#include "trace.h" + +int ftrace_profile_enable(int event_id) +{ + struct ftrace_event_call *event; + + for_each_event(event) { + if (event->id == event_id) + return event->profile_enable(event); + } + + return -EINVAL; +} + +void ftrace_profile_disable(int event_id) +{ + struct ftrace_event_call *event; + + for_each_event(event) { + if (event->id == event_id) + return event->profile_disable(event); + } +} + |