From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756369AbaHVNGM (ORCPT ); Fri, 22 Aug 2014 09:06:12 -0400 Received: from mx1.redhat.com ([209.132.183.28]:27586 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756331AbaHVNGF (ORCPT ); Fri, 22 Aug 2014 09:06:05 -0400 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 , "Jen-Cheng(Tommy) Huang" , Namhyung Kim , Paul Mackerras , Peter Zijlstra , Stephane Eranian Subject: [PATCH 5/5] perf tools: Allow PERF_FORMAT_GROUP for inherited events Date: Fri, 22 Aug 2014 15:05:18 +0200 Message-Id: <1408712718-19656-6-git-send-email-jolsa@kernel.org> In-Reply-To: <1408712718-19656-1-git-send-email-jolsa@kernel.org> References: <1408712718-19656-1-git-send-email-jolsa@kernel.org> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Swithing on leader sampling on inherited events. Following command will now get data from all children processes: $ perf record -e '{cycles,cache-misses}:S' Use following command to display the data: $ perf report --group Reported-by: Jen-Cheng(Tommy) Huang Cc: Andi Kleen Cc: Arnaldo Carvalho de Melo Cc: Corey Ashford Cc: David Ahern Cc: Frederic Weisbecker Cc: Ingo Molnar Cc: Jen-Cheng(Tommy) Huang Cc: Namhyung Kim Cc: Paul Mackerras Cc: Peter Zijlstra Cc: Stephane Eranian Signed-off-by: Jiri Olsa --- tools/perf/util/evsel.c | 4 +--- 1 file changed, 1 insertion(+), 3 deletions(-) diff --git a/tools/perf/util/evsel.c b/tools/perf/util/evsel.c index 507d458ded2c..29e32b59d762 100644 --- a/tools/perf/util/evsel.c +++ b/tools/perf/util/evsel.c @@ -584,10 +584,8 @@ void perf_evsel__config(struct perf_evsel *evsel, struct record_opts *opts) * Apply group format only if we belong to group * with more than one members. */ - if (leader->nr_members > 1) { + if (leader->nr_members > 1) attr->read_format |= PERF_FORMAT_GROUP; - attr->inherit = 0; - } } /* -- 1.8.3.1