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Subject[tip:perf/core] perf report: Update documention of --percent-limit option
Commit-ID:  1ba2fc6de4ac1a87e3ece65651795760ea5cf658
Gitweb: http://git.kernel.org/tip/1ba2fc6de4ac1a87e3ece65651795760ea5cf658
Author: Namhyung Kim <namhyung@kernel.org>
AuthorDate: Wed, 3 Feb 2016 23:11:21 +0900
Committer: Arnaldo Carvalho de Melo <acme@redhat.com>
CommitDate: Wed, 3 Feb 2016 12:24:21 -0300

perf report: Update documention of --percent-limit option

The --percent-limit option was changed to be applied to callchains as
well as to hist entries recently, but it missed to update the doc.

Reported-by: Arnaldo Carvalho de Melo <acme@kernel.org>
Signed-off-by: Namhyung Kim <namhyung@kernel.org>
Cc: Andi Kleen <andi@firstfloor.org>
Cc: David Ahern <dsahern@gmail.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Stephane Eranian <eranian@google.com>
Cc: Wang Nan <wangnan0@huawei.com>
Link: http://lkml.kernel.org/r/1454508683-5735-2-git-send-email-namhyung@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
---
tools/perf/Documentation/perf-report.txt | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/tools/perf/Documentation/perf-report.txt b/tools/perf/Documentation/perf-report.txt
index 1cb8fac..89cab84 100644
--- a/tools/perf/Documentation/perf-report.txt
+++ b/tools/perf/Documentation/perf-report.txt
@@ -351,7 +351,10 @@ OPTIONS

--percent-limit::
Do not show entries which have an overhead under that percent.
- (Default: 0).
+ (Default: 0). Note that this option also sets the percent limit (threshold)
+ of callchains. However the default value of callchain threshold is
+ different than the default value of hist entries. Please see the
+ --call-graph option for details.

--percentage::
Determine how to display the overhead percentage of filtered entries.
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