From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S965570AbcJXQ1H (ORCPT ); Mon, 24 Oct 2016 12:27:07 -0400 Received: from merlin.infradead.org ([205.233.59.134]:56534 "EHLO merlin.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1757749AbcJXQVa (ORCPT ); Mon, 24 Oct 2016 12:21:30 -0400 From: Arnaldo Carvalho de Melo To: Ingo Molnar Cc: linux-kernel@vger.kernel.org, Andi Kleen , Jiri Olsa , Stephane Eranian , Sukadev Bhattiprolu , Arnaldo Carvalho de Melo Subject: [PATCH 26/37] perf pmu: Only print Using CPUID message once Date: Mon, 24 Oct 2016 13:20:46 -0300 Message-Id: <1477326057-24080-27-git-send-email-acme@kernel.org> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1477326057-24080-1-git-send-email-acme@kernel.org> References: <1477326057-24080-1-git-send-email-acme@kernel.org> X-SRS-Rewrite: SMTP reverse-path rewritten from by merlin.infradead.org. See http://www.infradead.org/rpr.html Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Andi Kleen With uncore event aliases which are duplicated over multiple PMUs the "Using CPUID" message with -v could be printed many times. Only print it once. Signed-off-by: Andi Kleen Cc: Jiri Olsa Cc: Stephane Eranian Cc: Sukadev Bhattiprolu Link: http://lkml.kernel.org/r/1476393332-20732-3-git-send-email-andi@firstfloor.org Signed-off-by: Arnaldo Carvalho de Melo --- tools/perf/util/pmu.c | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) diff --git a/tools/perf/util/pmu.c b/tools/perf/util/pmu.c index b1474dcadfa2..d7174f340b53 100644 --- a/tools/perf/util/pmu.c +++ b/tools/perf/util/pmu.c @@ -504,6 +504,7 @@ static void pmu_add_cpu_aliases(struct list_head *head) struct pmu_events_map *map; struct pmu_event *pe; char *cpuid; + static bool printed; cpuid = getenv("PERF_CPUID"); if (cpuid) @@ -513,7 +514,10 @@ static void pmu_add_cpu_aliases(struct list_head *head) if (!cpuid) return; - pr_debug("Using CPUID %s\n", cpuid); + if (!printed) { + pr_debug("Using CPUID %s\n", cpuid); + printed = true; + } i = 0; while (1) { -- 2.7.4