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authorJiri Olsa <jolsa@redhat.com>2012-02-15 09:51:50 -0500
committerSteven Rostedt <rostedt@goodmis.org>2012-02-21 11:08:25 -0500
commit489c75c3b333dfda4c8d2b7ad1b00e5da024bfa7 (patch)
treebeb0b36b48dfbbe389ea14e36be75b4837ad0cf1 /kernel/trace/trace_syscalls.c
parentceec0b6fc7cd43b38a40c2d40223f9cd0616f0cd (diff)
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.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/kernel/trace/trace_syscalls.c b/kernel/trace/trace_syscalls.c
index e23515f51ed4..96fc73369099 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,
666 return 0; 666 return 0;
667 case TRACE_REG_PERF_OPEN: 667 case TRACE_REG_PERF_OPEN:
668 case TRACE_REG_PERF_CLOSE: 668 case TRACE_REG_PERF_CLOSE:
669 case TRACE_REG_PERF_ADD:
670 case TRACE_REG_PERF_DEL:
669 return 0; 671 return 0;
670#endif 672#endif
671 } 673 }
@@ -690,6 +692,8 @@ static int syscall_exit_register(struct ftrace_event_call *event,
690 return 0; 692 return 0;
691 case TRACE_REG_PERF_OPEN: 693 case TRACE_REG_PERF_OPEN:
692 case TRACE_REG_PERF_CLOSE: 694 case TRACE_REG_PERF_CLOSE:
695 case TRACE_REG_PERF_ADD:
696 case TRACE_REG_PERF_DEL:
693 return 0; 697 return 0;
694#endif 698#endif
695 } 699 }