linux-kernel - [tip:perf/urgent] perf stat: Move perf_stat initialization counter process code

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Date:	Mon, 29 Jun 2015 21:57:20 -0700
From:	tip-bot for Jiri Olsa <tipbot@...or.com>
To:	linux-tip-commits@...r.kernel.org
Cc:	namhyung@...nel.org, linux-kernel@...r.kernel.org,
	jolsa@...nel.org, mingo@...nel.org, ak@...ux.intel.com,
	tglx@...utronix.de, hpa@...or.com, eranian@...gle.com,
	dsahern@...il.com, a.p.zijlstra@...llo.nl, acme@...hat.com,
	adrian.hunter@...el.com
Subject: [tip:perf/urgent] perf stat:
  Move perf_stat initialization counter process code

Commit-ID:  7ddb1b6bbf1e614e6700f226cb0a559c5c635336
Gitweb:     http://git.kernel.org/tip/7ddb1b6bbf1e614e6700f226cb0a559c5c635336
Author:     Jiri Olsa <jolsa@...nel.org>
AuthorDate: Fri, 26 Jun 2015 11:29:22 +0200
Committer:  Arnaldo Carvalho de Melo <acme@...hat.com>
CommitDate: Fri, 26 Jun 2015 11:50:19 -0300

perf stat: Move perf_stat initialization counter process code

Moving perf_stat initialization counter process code,
to make the reading path free of processing logic.

Signed-off-by: Jiri Olsa <jolsa@...nel.org>
Cc: Adrian Hunter <adrian.hunter@...el.com>
Cc: Andi Kleen <ak@...ux.intel.com>
Cc: David Ahern <dsahern@...il.com>
Cc: Namhyung Kim <namhyung@...nel.org>
Cc: Peter Zijlstra <a.p.zijlstra@...llo.nl>
Cc: Stephane Eranian <eranian@...gle.com>
Link: http://lkml.kernel.org/r/1435310967-14570-18-git-send-email-jolsa@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@...hat.com>
---
 tools/perf/builtin-stat.c | 5 +----
 1 file changed, 1 insertion(+), 4 deletions(-)

diff --git a/tools/perf/builtin-stat.c b/tools/perf/builtin-stat.c
index b7c184b..526f677 100644
--- a/tools/perf/builtin-stat.c
+++ b/tools/perf/builtin-stat.c
@@ -284,6 +284,7 @@ static int process_counter(struct perf_evsel *counter)
 	int i, ret;
 
 	aggr->val = aggr->ena = aggr->run = 0;
+	memset(ps->res_stats, 0, sizeof(ps->res_stats));
 
 	if (counter->per_pkg)
 		zero_per_pkg(counter);
@@ -347,12 +348,8 @@ static int read_counter(struct perf_evsel *counter)
 static void read_counters(bool close)
 {
 	struct perf_evsel *counter;
-	struct perf_stat *ps;
 
 	evlist__for_each(evsel_list, counter) {
-		ps = counter->priv;
-		memset(ps->res_stats, 0, sizeof(ps->res_stats));
-
 		if (read_counter(counter))
 			pr_warning("failed to read counter %s\n", counter->name);
 
--
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