Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1758503AbaKUJhi (ORCPT ); Fri, 21 Nov 2014 04:37:38 -0500 Received: from mx1.redhat.com ([209.132.183.28]:43228 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1758226AbaKUJcA (ORCPT ); Fri, 21 Nov 2014 04:32:00 -0500 From: Jiri Olsa To: linux-kernel@vger.kernel.org Cc: Jiri Olsa , Andi Kleen , Arnaldo Carvalho de Melo , Corey Ashford , David Ahern , Frederic Weisbecker , Ingo Molnar , Matt Fleming , Namhyung Kim , Paul Mackerras , Peter Zijlstra , Stephane Eranian Subject: [PATCH 04/11] perf stat: Use perf_evsel__read_cb in read_counter Date: Fri, 21 Nov 2014 10:31:08 +0100 Message-Id: <1416562275-12404-5-git-send-email-jolsa@kernel.org> In-Reply-To: <1416562275-12404-1-git-send-email-jolsa@kernel.org> References: <1416562275-12404-1-git-send-email-jolsa@kernel.org> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Replacing __perf_evsel__read_on_cpu function with perf_evsel__read_cb function. The read_cb callback will be used later for global aggregation counter values as well. Cc: Andi Kleen Cc: Arnaldo Carvalho de Melo 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 Signed-off-by: Jiri Olsa --- tools/perf/builtin-stat.c | 27 +++++++++++++++++++++------ 1 file changed, 21 insertions(+), 6 deletions(-) diff --git a/tools/perf/builtin-stat.c b/tools/perf/builtin-stat.c index 055ce9232c9e..9cc0db1d7f06 100644 --- a/tools/perf/builtin-stat.c +++ b/tools/perf/builtin-stat.c @@ -388,6 +388,26 @@ static void update_shadow_stats(struct perf_evsel *counter, u64 *count) update_stats(&runtime_itlb_cache_stats[0], count[0]); } +static int read_cb(struct perf_evsel *evsel, int cpu, int thread __maybe_unused, + struct perf_counts_values *count) +{ + switch (aggr_mode) { + case AGGR_CORE: + case AGGR_SOCKET: + case AGGR_NONE: + perf_evsel__compute_deltas(evsel, cpu, count); + perf_counts_values__scale(count, scale, NULL); + evsel->counts->cpu[cpu] = *count; + update_shadow_stats(evsel, count->values); + break; + case AGGR_GLOBAL: + default: + break; + } + + return 0; +} + /* * Read out the results of a single counter: * aggregate counts across CPUs in system-wide mode @@ -424,16 +444,11 @@ static int read_counter_aggr(struct perf_evsel *counter) */ static int read_counter(struct perf_evsel *counter) { - u64 *count; int cpu; for (cpu = 0; cpu < perf_evsel__nr_cpus(counter); cpu++) { - if (__perf_evsel__read_on_cpu(counter, cpu, 0, scale) < 0) + if (perf_evsel__read_cb(counter, cpu, 0, read_cb)) return -1; - - count = counter->counts->cpu[cpu].values; - - update_shadow_stats(counter, count); } return 0; -- 1.9.3 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/