Messages in this thread Patch in this message | | | From | Umesh Tiwari <> | Subject | [PATCH] ftrace-update-tracing_thresh-info | Date | Wed, 22 Jul 2015 09:26:33 +0530 |
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This patch updates the tracing_thresh information in ftrace documentation file(ftrace.txt).
Signed-off-by: Umesh Tiwari <umesh.t@samsung.com> --- Documentation/trace/ftrace.txt | 9 +++++++-- 1 file changed, 7 insertions(+), 2 deletions(-)
diff --git a/Documentation/trace/ftrace.txt b/Documentation/trace/ftrace.txt index 572ca92..c9b9a7f 100644 --- a/Documentation/trace/ftrace.txt +++ b/Documentation/trace/ftrace.txt @@ -137,8 +137,13 @@ of ftrace. Here is a list of some of the key files: tracing_thresh: - Some latency tracers will record a trace whenever the - latency is greater than the number in this file. + Function graph,Function profile and some latency tracers + will record a trace whenever the latency is greater than + the number in this file. + + In case of Function profile entries whose average value is + greater than the number in this file will be recorded. + Only active when the file contains a number greater than 0. (in microseconds) -- 1.7.9.5
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