From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932957AbaLAXJs (ORCPT ); Mon, 1 Dec 2014 18:09:48 -0500 Received: from mail.kernel.org ([198.145.19.201]:46691 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932625AbaLAXJq (ORCPT ); Mon, 1 Dec 2014 18:09:46 -0500 From: Arnaldo Carvalho de Melo To: Ingo Molnar Cc: linux-kernel@vger.kernel.org, Jiri Olsa , Andi Kleen , Corey Ashford , David Ahern , Frederic Weisbecker , Matt Fleming , Namhyung Kim , Paul Mackerras , Peter Zijlstra , Stephane Eranian , Arnaldo Carvalho de Melo Subject: [PATCH 3/9] perf stat: Use read_counter in read_counter_aggr Date: Mon, 1 Dec 2014 20:09:18 -0300 Message-Id: <1417475364-27371-4-git-send-email-acme@kernel.org> X-Mailer: git-send-email 1.9.3 In-Reply-To: <1417475364-27371-1-git-send-email-acme@kernel.org> References: <1417475364-27371-1-git-send-email-acme@kernel.org> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Jiri Olsa Use the read_counter function as the values retrieval function for aggr counter values thus eliminating the use of __perf_evsel__read function. Signed-off-by: Jiri Olsa Cc: Andi Kleen Cc: Corey Ashford Cc: David Ahern Cc: Frederic Weisbecker Cc: Ingo Molnar Cc: Matt Fleming Cc: Namhyung Kim Cc: Paul Mackerras Cc: Peter Zijlstra Cc: Stephane Eranian Link: http://lkml.kernel.org/r/1416562275-12404-7-git-send-email-jolsa@kernel.org Signed-off-by: Arnaldo Carvalho de Melo --- tools/perf/builtin-stat.c | 18 ++++++++++++++++-- 1 file changed, 16 insertions(+), 2 deletions(-) diff --git a/tools/perf/builtin-stat.c b/tools/perf/builtin-stat.c index 2511d3aae708..b24a7a08bd1d 100644 --- a/tools/perf/builtin-stat.c +++ b/tools/perf/builtin-stat.c @@ -391,6 +391,8 @@ static void update_shadow_stats(struct perf_evsel *counter, u64 *count) static int read_cb(struct perf_evsel *evsel, int cpu, int thread __maybe_unused, struct perf_counts_values *count) { + struct perf_counts_values *aggr = &evsel->counts->aggr; + switch (aggr_mode) { case AGGR_CORE: case AGGR_SOCKET: @@ -401,6 +403,11 @@ static int read_cb(struct perf_evsel *evsel, int cpu, int thread __maybe_unused, update_shadow_stats(evsel, count->values); break; case AGGR_GLOBAL: + aggr->val += count->val; + if (scale) { + aggr->ena += count->ena; + aggr->run += count->run; + } default: break; } @@ -408,20 +415,27 @@ static int read_cb(struct perf_evsel *evsel, int cpu, int thread __maybe_unused, return 0; } +static int read_counter(struct perf_evsel *counter); + /* * Read out the results of a single counter: * aggregate counts across CPUs in system-wide mode */ static int read_counter_aggr(struct perf_evsel *counter) { + struct perf_counts_values *aggr = &counter->counts->aggr; struct perf_stat *ps = counter->priv; u64 *count = counter->counts->aggr.values; int i; - if (__perf_evsel__read(counter, perf_evsel__nr_cpus(counter), - thread_map__nr(evsel_list->threads), scale) < 0) + aggr->val = aggr->ena = aggr->run = 0; + + if (read_counter(counter)) return -1; + perf_evsel__compute_deltas(counter, -1, aggr); + perf_counts_values__scale(aggr, scale, &counter->counts->scaled); + for (i = 0; i < 3; i++) update_stats(&ps->res_stats[i], count[i]); -- 1.9.3