From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754936AbbI3OMT (ORCPT ); Wed, 30 Sep 2015 10:12:19 -0400 Received: from mx1.redhat.com ([209.132.183.28]:56457 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752015AbbI3OMP (ORCPT ); Wed, 30 Sep 2015 10:12:15 -0400 From: Jiri Olsa To: Arnaldo Carvalho de Melo Cc: lkml , David Ahern , Ingo Molnar , Namhyung Kim , Peter Zijlstra , "Liang, Kan" Subject: [PATCH 26/45] perf stat record: Do not allow record with multiple runs mode Date: Wed, 30 Sep 2015 16:10:39 +0200 Message-Id: <1443622258-17158-27-git-send-email-jolsa@kernel.org> In-Reply-To: <1443622258-17158-1-git-send-email-jolsa@kernel.org> References: <1443622258-17158-1-git-send-email-jolsa@kernel.org> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org We currently don't support storing multiple session in perf.data, so we can't allow -r option in stat record. $ perf stat -e cycles -r 2 record ls Cannot use -r option with perf stat record. Link: http://lkml.kernel.org/n/tip-wulio303py16c5hbbo8zrib6@git.kernel.org Signed-off-by: Jiri Olsa --- tools/perf/builtin-stat.c | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/tools/perf/builtin-stat.c b/tools/perf/builtin-stat.c index 06ed78179686..5d53f7d1a2d4 100644 --- a/tools/perf/builtin-stat.c +++ b/tools/perf/builtin-stat.c @@ -1315,6 +1315,11 @@ static int __cmd_record(int argc, const char **argv) argc = parse_options(argc, argv, options, record_usage, PARSE_OPT_STOP_AT_NON_OPTION); + if (run_count != 1 || forever) { + pr_err("Cannot use -r option with perf stat record.\n"); + return -1; + } + session = perf_session__new(file, false, NULL); if (session == NULL) { pr_err("Perf session creation failed.\n"); -- 2.4.3