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From: Jiri Olsa <jolsa@kernel.org>
To: Arnaldo Carvalho de Melo <acme@kernel.org>
Cc: lkml <linux-kernel@vger.kernel.org>,
	Adrian Hunter <adrian.hunter@intel.com>,
	Andi Kleen <ak@linux.intel.com>, David Ahern <dsahern@gmail.com>,
	Ingo Molnar <mingo@kernel.org>,
	Namhyung Kim <namhyung@kernel.org>,
	Peter Zijlstra <a.p.zijlstra@chello.nl>,
	Stephane Eranian <eranian@google.com>
Subject: [PATCH 22/27] perf stat: Move perf_stat initialization counter process code
Date: Tue, 23 Jun 2015 00:36:23 +0200	[thread overview]
Message-ID: <1435012588-9007-23-git-send-email-jolsa@kernel.org> (raw)
In-Reply-To: <1435012588-9007-1-git-send-email-jolsa@kernel.org>

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

Link: http://lkml.kernel.org/n/tip-ne0sgdk0ip9f81tfiqauprc7@git.kernel.org
Signed-off-by: Jiri Olsa <jolsa@kernel.org>
---
 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 b7c184bd559c..526f67753664 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);
 
-- 
1.9.3

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  parent reply	other threads:[~2015-06-22 22:40 UTC|newest]

Thread overview: 49+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-06-22 22:36 [PATCHv4 00/27] perf stat: Introduce --per-thread option Jiri Olsa
2015-06-22 22:36 ` [PATCH 01/27] perf tools: Change thread_map::map into struct Jiri Olsa
2015-06-25  7:58   ` [tip:perf/core] perf thread_map: Don' t access the array entries directly tip-bot for Jiri Olsa
2015-06-25  7:58   ` [tip:perf/core] perf thread_map: Change map entries into a struct tip-bot for Jiri Olsa
2015-06-22 22:36 ` [PATCH 02/27] perf tools: Add comm string into struct thread_map Jiri Olsa
2015-06-23 21:01   ` Arnaldo Carvalho de Melo
2015-06-23 21:56     ` Jiri Olsa
2015-06-25 14:39       ` Arnaldo Carvalho de Melo
2015-06-25 16:01         ` Jiri Olsa
2015-06-25 16:13           ` Arnaldo Carvalho de Melo
2015-06-22 22:36 ` [PATCH 03/27] perf tools: Add reference counting for cpu_map object Jiri Olsa
2015-06-23 21:06   ` Arnaldo Carvalho de Melo
2015-06-23 21:54     ` Jiri Olsa
2015-06-26  8:44   ` [tip:perf/urgent] " tip-bot for Jiri Olsa
2015-06-22 22:36 ` [PATCH 04/27] perf tools: Add reference counting for thread_map object Jiri Olsa
2015-06-26  8:44   ` [tip:perf/urgent] " tip-bot for Jiri Olsa
2015-06-22 22:36 ` [PATCH 05/27] perf tools: Propagate cpu maps through the evlist Jiri Olsa
2015-06-26  8:45   ` [tip:perf/urgent] perf evlist: Propagate cpu maps to evsels in an evlist tip-bot for Jiri Olsa
2015-06-22 22:36 ` [PATCH 06/27] perf tools: Propagate thread maps through the evlist Jiri Olsa
2015-06-26  8:45   ` [tip:perf/urgent] perf evlist: " tip-bot for Jiri Olsa
2015-06-22 22:36 ` [PATCH 07/27] perf tools: Make perf_evsel__(nr_)cpus generic Jiri Olsa
2015-06-26  8:45   ` [tip:perf/urgent] " tip-bot for Jiri Olsa
2015-06-22 22:36 ` [PATCH 08/27] perf tests: Add thread_map object tests Jiri Olsa
2015-06-22 22:36 ` [PATCH 09/27] perf stat: Introduce perf_counts function Jiri Olsa
2015-06-23 21:11   ` Arnaldo Carvalho de Melo
2015-06-23 22:03     ` Jiri Olsa
2015-06-22 22:36 ` [PATCH 10/27] perf stat: Use xyarray for cpu evsel counts Jiri Olsa
2015-06-22 22:36 ` [PATCH 11/27] perf stat: Make stats work over the thread dimension Jiri Olsa
2015-06-22 22:36 ` [PATCH 12/27] perf stat: Rename struct perf_counts::cpu member to values Jiri Olsa
2015-06-22 22:36 ` [PATCH 13/27] perf stat: Introduce perf_evlist__reset_stats Jiri Olsa
2015-06-22 22:36 ` [PATCH 14/27] perf stat: Move perf_evsel__(alloc|free|reset)_stat_priv into stat object Jiri Olsa
2015-06-22 22:36 ` [PATCH 15/27] perf stat: Move perf_evsel__(alloc|free)_prev_raw_counts " Jiri Olsa
2015-06-22 22:36 ` [PATCH 16/27] perf stat: Move perf_evlist__(alloc|free|reset)_stats " Jiri Olsa
2015-06-22 22:36 ` [PATCH 17/27] perf stat: Introduce perf_evsel__alloc_stats function Jiri Olsa
2015-06-22 22:36 ` [PATCH 18/27] perf stat: Introduce perf_evsel__read function Jiri Olsa
2015-06-22 22:36 ` [PATCH 19/27] perf stat: Introduce read_counters function Jiri Olsa
2015-06-22 22:36 ` [PATCH 20/27] perf stat: Separate counters reading and processing Jiri Olsa
2015-06-22 22:36 ` [PATCH 21/27] perf stat: Move zero_per_pkg into counter process code Jiri Olsa
2015-06-22 22:36 ` Jiri Olsa [this message]
2015-06-22 22:36 ` [PATCH 23/27] perf stat: Remove perf_evsel__read_cb function Jiri Olsa
2015-06-22 22:36 ` [PATCH 24/27] perf stat: Rename print_interval to process_interval Jiri Olsa
2015-06-22 22:36 ` [PATCH 25/27] perf stat: Using init_stats instead of memset Jiri Olsa
2015-06-22 22:36 ` [PATCH 26/27] perf stat: Introduce print_counters function Jiri Olsa
2015-06-22 22:36 ` [PATCH 27/27] perf stat: Introduce --per-thread option Jiri Olsa
2015-06-22 23:06 ` [PATCHv4 00/27] " Arnaldo Carvalho de Melo
2015-06-23  7:22   ` Jiri Olsa
2015-06-23 14:05     ` Arnaldo Carvalho de Melo
2015-06-23 14:08       ` Adrian Hunter
2015-06-23 15:06         ` Arnaldo Carvalho de Melo

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