Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1162015AbbKEOll (ORCPT ); Thu, 5 Nov 2015 09:41:41 -0500 Received: from mx1.redhat.com ([209.132.183.28]:59853 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1161947AbbKEOle (ORCPT ); Thu, 5 Nov 2015 09:41:34 -0500 From: Jiri Olsa To: Arnaldo Carvalho de Melo Cc: lkml , David Ahern , Ingo Molnar , Namhyung Kim , Peter Zijlstra , "Liang, Kan" Subject: [PATCH 09/25] perf stat record: Do not allow record with multiple runs mode Date: Thu, 5 Nov 2015 15:40:53 +0100 Message-Id: <1446734469-11352-10-git-send-email-jolsa@kernel.org> In-Reply-To: <1446734469-11352-1-git-send-email-jolsa@kernel.org> References: <1446734469-11352-1-git-send-email-jolsa@kernel.org> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1225 Lines: 37 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. Tested-by: Kan Liang 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 16f6fe2f3435..26188c20f427 100644 --- a/tools/perf/builtin-stat.c +++ b/tools/perf/builtin-stat.c @@ -1420,6 +1420,11 @@ static int __cmd_record(int argc, const char **argv) if (output_name) file->path = output_name; + 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 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/