From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S936122AbcJRXH5 (ORCPT ); Tue, 18 Oct 2016 19:07:57 -0400 Received: from mga11.intel.com ([192.55.52.93]:24563 "EHLO mga11.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752683AbcJRXHv (ORCPT ); Tue, 18 Oct 2016 19:07:51 -0400 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.31,511,1473145200"; d="scan'208";a="1055806318" From: Andi Kleen To: acme@kernel.org Cc: jolsa@kernel.org, linux-kernel@vger.kernel.org, Andi Kleen Subject: [PATCH 02/11] perf, tools: Only print Using CPUID message once Date: Tue, 18 Oct 2016 16:07:40 -0700 Message-Id: <1476832069-364-3-git-send-email-andi@firstfloor.org> X-Mailer: git-send-email 2.5.5 In-Reply-To: <1476832069-364-1-git-send-email-andi@firstfloor.org> References: <1476832069-364-1-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 73a594ff9b9b..739e8aa63b78 100644 --- a/tools/perf/util/pmu.c +++ b/tools/perf/util/pmu.c @@ -510,6 +510,7 @@ 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) @@ -519,7 +520,10 @@ 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