From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S933981AbcJMVSg (ORCPT ); Thu, 13 Oct 2016 17:18:36 -0400 Received: from mga07.intel.com ([134.134.136.100]:62252 "EHLO mga07.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756265AbcJMVQe (ORCPT ); Thu, 13 Oct 2016 17:16:34 -0400 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.31,489,1473145200"; d="scan'208";a="179610541" From: Andi Kleen To: acme@kernel.org Cc: jolsa@kernel.org, sukadev@linux.vnet.ibm.com, eranian@google.com, linux-kernel@vger.kernel.org, Andi Kleen Subject: [PATCH 02/10] perf, tools: Only print Using CPUID message once Date: Thu, 13 Oct 2016 14:15:24 -0700 Message-Id: <1476393332-20732-3-git-send-email-andi@firstfloor.org> X-Mailer: git-send-email 2.5.5 In-Reply-To: <1476393332-20732-1-git-send-email-andi@firstfloor.org> References: <1476393332-20732-1-git-send-email-andi@firstfloor.org> 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 --- 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 9adae7e7477c..b36bf9e77799 100644 --- a/tools/perf/util/pmu.c +++ b/tools/perf/util/pmu.c @@ -508,6 +508,7 @@ 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) @@ -517,7 +518,10 @@ 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) { -- 2.5.5