linux-kernel - [tip:perf/core] perf report: Add report.percent-limit config variable

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Message-ID: <tip-eec574e6bc3ee4558d4a282e0e3e1bd6dd0ad67b@git.kernel.org>
Date:	Fri, 31 May 2013 04:43:29 -0700
From:	tip-bot for Namhyung Kim <tipbot@...or.com>
To:	linux-tip-commits@...r.kernel.org
Cc:	acme@...hat.com, linux-kernel@...r.kernel.org, eranian@...gle.com,
	paulus@...ba.org, hpa@...or.com, mingo@...nel.org,
	andi@...stfloor.org, a.p.zijlstra@...llo.nl, penberg@...nel.org,
	namhyung.kim@....com, namhyung@...nel.org, jolsa@...hat.com,
	dsahern@...il.com, tglx@...utronix.de
Subject: [tip:perf/core] perf report:
  Add report.percent-limit config variable

Commit-ID:  eec574e6bc3ee4558d4a282e0e3e1bd6dd0ad67b
Gitweb:     http://git.kernel.org/tip/eec574e6bc3ee4558d4a282e0e3e1bd6dd0ad67b
Author:     Namhyung Kim <namhyung.kim@....com>
AuthorDate: Tue, 14 May 2013 11:09:06 +0900
Committer:  Arnaldo Carvalho de Melo <acme@...hat.com>
CommitDate: Tue, 28 May 2013 16:24:02 +0300

perf report: Add report.percent-limit config variable

Now an user can set a default value of --percent-limit option into the
perfconfig file.

  $ cat ~/.perfconfig
  [report]
  percent-limit = 0.1

Signed-off-by: Namhyung Kim <namhyung@...nel.org>
Acked-by: Pekka Enberg <penberg@...nel.org>
Cc: Andi Kleen <andi@...stfloor.org>
Cc: David Ahern <dsahern@...il.com>
Cc: Ingo Molnar <mingo@...nel.org>
Cc: Jiri Olsa <jolsa@...hat.com>
Cc: Paul Mackerras <paulus@...ba.org>
Cc: Pekka Enberg <penberg@...nel.org>
Cc: Peter Zijlstra <a.p.zijlstra@...llo.nl>
Cc: Stephane Eranian <eranian@...gle.com>
Link: http://lkml.kernel.org/r/1368497347-9628-9-git-send-email-namhyung@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@...hat.com>
---
 tools/perf/builtin-report.c | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/tools/perf/builtin-report.c b/tools/perf/builtin-report.c
index 0a4979b..ca98d34 100644
--- a/tools/perf/builtin-report.c
+++ b/tools/perf/builtin-report.c
@@ -62,6 +62,11 @@ static int perf_report_config(const char *var, const char *value, void *cb)
 		symbol_conf.event_group = perf_config_bool(var, value);
 		return 0;
 	}
+	if (!strcmp(var, "report.percent-limit")) {
+		struct perf_report *rep = cb;
+		rep->min_percent = strtof(value, NULL);
+		return 0;
+	}
 
 	return perf_default_config(var, value, cb);
 }
@@ -823,7 +828,7 @@ int cmd_report(int argc, const char **argv, const char *prefix __maybe_unused)
 	OPT_END()
 	};
 
-	perf_config(perf_report_config, NULL);
+	perf_config(perf_report_config, &report);
 
 	argc = parse_options(argc, argv, options, report_usage, 0);
 
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