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Date: Thu, 11 Apr 2013 15:55:02 +0900 From: Namhyung Kim <namhyung@...nel.org> To: Steven Rostedt <rostedt@...dmis.org> Cc: Frederic Weisbecker <fweisbec@...il.com>, Ingo Molnar <mingo@...nel.org>, LKML <linux-kernel@...r.kernel.org>, Namhyung Kim <namhyung.kim@....com> Subject: [PATCH 2/2] tracing: Reset ftrace_graph_filter_enabled if count is zero From: Namhyung Kim <namhyung.kim@....com> The ftrace_graph_count can be decreased with a "!" pattern, so that the enabled flag should be updated too. Signed-off-by: Namhyung Kim <namhyung@...nel.org> --- kernel/trace/ftrace.c | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) diff --git a/kernel/trace/ftrace.c b/kernel/trace/ftrace.c index be2bcb7ab2f7..3b5ef16692c5 100644 --- a/kernel/trace/ftrace.c +++ b/kernel/trace/ftrace.c @@ -3779,7 +3779,11 @@ out: if (fail) return -EINVAL; - ftrace_graph_filter_enabled = 1; + if (*idx) + ftrace_graph_filter_enabled = 1; + else + ftrace_graph_filter_enabled = 0; + return 0; } -- 1.7.11.7 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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