commit: 9f50afccfdc15d95d7331acddcb0f7703df089ae From: Namhyung Kim <namhyung.kim@xxxxxxx> Date: Thu, 11 Apr 2013 16:01:38 +0900 Subject: tracing: Reset ftrace_graph_filter_enabled if count is zero The ftrace_graph_count can be decreased with a "!" pattern, so that the enabled flag should be updated too. Link: http://lkml.kernel.org/r/1365663698-2413-1-git-send-email-namhyung@xxxxxxxxxx Cc: Frederic Weisbecker <fweisbec@xxxxxxxxx> Cc: Ingo Molnar <mingo@xxxxxxxxxx> Cc: Namhyung Kim <namhyung.kim@xxxxxxx> Cc: stable@xxxxxxxxxxxxxxx Signed-off-by: Namhyung Kim <namhyung@xxxxxxxxxx> Signed-off-by: Steven Rostedt <rostedt@xxxxxxxxxxx> --- kernel/trace/ftrace.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/kernel/trace/ftrace.c b/kernel/trace/ftrace.c index c9f3149..9e31987 100644 --- a/kernel/trace/ftrace.c +++ b/kernel/trace/ftrace.c @@ -3792,7 +3792,8 @@ out: if (fail) return -EINVAL; - ftrace_graph_filter_enabled = 1; + ftrace_graph_filter_enabled = !!(*idx); + return 0; } -- 1.7.10.4 -- To unsubscribe from this list: send the line "unsubscribe stable" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html