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| author | Jiri Olsa <jolsa@redhat.com> | 2012-02-15 15:51:50 +0100 |
|---|---|---|
| committer | Steven Rostedt <rostedt@goodmis.org> | 2012-02-21 11:08:25 -0500 |
| commit | 489c75c3b333dfda4c8d2b7ad1b00e5da024bfa7 (patch) | |
| tree | beb0b36b48dfbbe389ea14e36be75b4837ad0cf1 /kernel/trace/trace_syscalls.c | |
| parent | ceec0b6fc7cd43b38a40c2d40223f9cd0616f0cd (diff) | |
| download | olio-linux-3.10-489c75c3b333dfda4c8d2b7ad1b00e5da024bfa7.tar.xz olio-linux-3.10-489c75c3b333dfda4c8d2b7ad1b00e5da024bfa7.zip | |
ftrace, perf: Add add/del tracepoint perf registration actions
Adding TRACE_REG_PERF_ADD and TRACE_REG_PERF_DEL to handle
perf event schedule in/out actions.
The add action is invoked for when the perf event is scheduled in,
while the del action is invoked when the event is scheduled out.
Link: http://lkml.kernel.org/r/1329317514-8131-4-git-send-email-jolsa@redhat.com
Acked-by: Frederic Weisbecker <fweisbec@gmail.com>
Signed-off-by: Jiri Olsa <jolsa@redhat.com>
Signed-off-by: Steven Rostedt <rostedt@goodmis.org>
Diffstat (limited to 'kernel/trace/trace_syscalls.c')
| -rw-r--r-- | kernel/trace/trace_syscalls.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/kernel/trace/trace_syscalls.c b/kernel/trace/trace_syscalls.c index e23515f51ed..96fc7336909 100644 --- a/kernel/trace/trace_syscalls.c +++ b/kernel/trace/trace_syscalls.c @@ -666,6 +666,8 @@ static int syscall_enter_register(struct ftrace_event_call *event, return 0; case TRACE_REG_PERF_OPEN: case TRACE_REG_PERF_CLOSE: + case TRACE_REG_PERF_ADD: + case TRACE_REG_PERF_DEL: return 0; #endif } @@ -690,6 +692,8 @@ static int syscall_exit_register(struct ftrace_event_call *event, return 0; case TRACE_REG_PERF_OPEN: case TRACE_REG_PERF_CLOSE: + case TRACE_REG_PERF_ADD: + case TRACE_REG_PERF_DEL: return 0; #endif } |