From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755167AbdESJEG (ORCPT ); Fri, 19 May 2017 05:04:06 -0400 Received: from mga07.intel.com ([134.134.136.100]:10177 "EHLO mga07.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755604AbdESJBS (ORCPT ); Fri, 19 May 2017 05:01:18 -0400 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.38,363,1491289200"; d="scan'208";a="1132489400" From: Adrian Hunter To: Arnaldo Carvalho de Melo , Andi Kleen Cc: linux-kernel@vger.kernel.org Subject: [PATCH 28/37] perf intel-pt: Tidy Intel PT evsel lookup into separate function Date: Fri, 19 May 2017 11:54:27 +0300 Message-Id: <1495184076-23805-29-git-send-email-adrian.hunter@intel.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1495184076-23805-1-git-send-email-adrian.hunter@intel.com> References: <1495184076-23805-1-git-send-email-adrian.hunter@intel.com> Organization: Intel Finland Oy, Registered Address: PL 281, 00181 Helsinki, Business Identity Code: 0357606 - 4, Domiciled in Helsinki Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Tidy the lookup of the Intel PT selected event (perf_evsel) into a separate function. Signed-off-by: Adrian Hunter --- tools/perf/util/intel-pt.c | 25 +++++++++++++++---------- 1 file changed, 15 insertions(+), 10 deletions(-) diff --git a/tools/perf/util/intel-pt.c b/tools/perf/util/intel-pt.c index b670502b0264..a9486b57584f 100644 --- a/tools/perf/util/intel-pt.c +++ b/tools/perf/util/intel-pt.c @@ -1922,24 +1922,29 @@ static int intel_pt_synth_event(struct perf_session *session, &id, intel_pt_event_synth); } +static struct perf_evsel *intel_pt_evsel(struct intel_pt *pt, + struct perf_evlist *evlist) +{ + struct perf_evsel *evsel; + + evlist__for_each_entry(evlist, evsel) { + if (evsel->attr.type == pt->pmu_type && evsel->ids) + return evsel; + } + + return NULL; +} + static int intel_pt_synth_events(struct intel_pt *pt, struct perf_session *session) { struct perf_evlist *evlist = session->evlist; - struct perf_evsel *evsel; + struct perf_evsel *evsel = intel_pt_evsel(pt, evlist); struct perf_event_attr attr; - bool found = false; u64 id; int err; - evlist__for_each_entry(evlist, evsel) { - if (evsel->attr.type == pt->pmu_type && evsel->ids) { - found = true; - break; - } - } - - if (!found) { + if (!evsel) { pr_debug("There are no selected events with Intel Processor Trace data\n"); return 0; } -- 1.9.1