From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753167AbdKIRZu (ORCPT ); Thu, 9 Nov 2017 12:25:50 -0500 Received: from mga11.intel.com ([192.55.52.93]:6039 "EHLO mga11.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752944AbdKIRZq (ORCPT ); Thu, 9 Nov 2017 12:25:46 -0500 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.44,370,1505804400"; d="scan'208";a="5820668" From: Alexander Shishkin To: Peter Zijlstra , Arnaldo Carvalho de Melo Cc: Ingo Molnar , linux-kernel@vger.kernel.org, Will Deacon , Alexander Shishkin Subject: [PATCH 4/4] perf intel-pt, intel-bts: Suppress useless AUX records by default Date: Thu, 9 Nov 2017 19:05:48 +0200 Message-Id: <20171109170548.32133-5-alexander.shishkin@linux.intel.com> X-Mailer: git-send-email 2.13.1 In-Reply-To: <20171109170548.32133-1-alexander.shishkin@linux.intel.com> References: <20171109170548.32133-1-alexander.shishkin@linux.intel.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This makes use of the shiny new attr::suppress_aux that suppresses the AUX records that don't carry any 'interesting' information for the decoders, that is PERF_RECORD_AUX[flag==OVERWRITE], which just stack up in the DATA buffer for no good reason. Signed-off-by: Alexander Shishkin --- tools/perf/arch/x86/util/auxtrace.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/tools/perf/arch/x86/util/auxtrace.c b/tools/perf/arch/x86/util/auxtrace.c index 6aa3f2a38321..5700e6099608 100644 --- a/tools/perf/arch/x86/util/auxtrace.c +++ b/tools/perf/arch/x86/util/auxtrace.c @@ -45,6 +45,8 @@ struct auxtrace_record *auxtrace_record__init_intel(struct perf_evlist *evlist, if (intel_bts_pmu && evsel->attr.type == intel_bts_pmu->type) found_bts = true; + if (found_pt || found_bts) + evsel->attr.suppress_aux = 1; } } -- 2.14.2