diff options
author | Ingo Molnar <mingo@elte.hu> | 2009-04-07 11:15:40 +0200 |
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committer | Ingo Molnar <mingo@elte.hu> | 2009-04-07 11:15:40 +0200 |
commit | 5e34437840d33554f69380584311743b39e8fbeb (patch) | |
tree | e081135619ee146af5efb9ee883afca950df5757 /kernel/trace/trace_event_profile.c | |
parent | 77d05632baee21b1cef8730d7c06aa69601e4dca (diff) | |
parent | d508afb437daee7cf07da085b635c44a4ebf9b38 (diff) |
Merge branch 'linus' into core/softlockup
Conflicts:
kernel/sysctl.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 00000000000..22cba997077 --- /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); + } +} + |