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

From: tip-bot for Jiri Olsa
Date: Tue Jun 30 2015 - 00:58:05 EST


Commit-ID: 7ddb1b6bbf1e614e6700f226cb0a559c5c635336
Gitweb: http://git.kernel.org/tip/7ddb1b6bbf1e614e6700f226cb0a559c5c635336
Author: Jiri Olsa <jolsa@xxxxxxxxxx>
AuthorDate: Fri, 26 Jun 2015 11:29:22 +0200
Committer: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
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@xxxxxxxxxx>
Cc: Adrian Hunter <adrian.hunter@xxxxxxxxx>
Cc: Andi Kleen <ak@xxxxxxxxxxxxxxx>
Cc: David Ahern <dsahern@xxxxxxxxx>
Cc: Namhyung Kim <namhyung@xxxxxxxxxx>
Cc: Peter Zijlstra <a.p.zijlstra@xxxxxxxxx>
Cc: Stephane Eranian <eranian@xxxxxxxxxx>
Link: http://lkml.kernel.org/r/1435310967-14570-18-git-send-email-jolsa@xxxxxxxxxx
Signed-off-by: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
---
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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