From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S965859AbaFSVOs (ORCPT ); Thu, 19 Jun 2014 17:14:48 -0400 Received: from mail.kernel.org ([198.145.19.201]:34238 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S965822AbaFSVOo (ORCPT ); Thu, 19 Jun 2014 17:14:44 -0400 From: Arnaldo Carvalho de Melo To: Ingo Molnar Cc: linux-kernel@vger.kernel.org, Davidlohr Bueso , Aswin Chandramouleeswaran , Hitoshi Mitake , Jiri Olsa , Arnaldo Carvalho de Melo Subject: [PATCH 10/11] perf bench mem: The -o and -n options are mutually exclusive Date: Thu, 19 Jun 2014 18:13:52 -0300 Message-Id: <1403212433-2714-11-git-send-email-acme@kernel.org> X-Mailer: git-send-email 1.9.3 In-Reply-To: <1403212433-2714-1-git-send-email-acme@kernel.org> References: <1403212433-2714-1-git-send-email-acme@kernel.org> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Davidlohr Bueso -o, --only-prefault Show only the result with page faults before mem* -n, --no-prefault Show only the result without page faults before mem* Makes no sense to call together. Applies to both memset and memcpy. Signed-off-by: Davidlohr Bueso Cc: Aswin Chandramouleeswaran Cc: Hitoshi Mitake Cc: Jiri Olsa Link: http://lkml.kernel.org/r/1402942467-10671-8-git-send-email-davidlohr@hp.com Signed-off-by: Arnaldo Carvalho de Melo --- tools/perf/bench/mem-memcpy.c | 5 +++++ tools/perf/bench/mem-memset.c | 5 +++++ 2 files changed, 10 insertions(+) diff --git a/tools/perf/bench/mem-memcpy.c b/tools/perf/bench/mem-memcpy.c index 5ce71d3b72cf..e622c3e96efc 100644 --- a/tools/perf/bench/mem-memcpy.c +++ b/tools/perf/bench/mem-memcpy.c @@ -189,6 +189,11 @@ int bench_mem_memcpy(int argc, const char **argv, argc = parse_options(argc, argv, options, bench_mem_memcpy_usage, 0); + if (no_prefault && only_prefault) { + fprintf(stderr, "Invalid options: -o and -n are mutually exclusive\n"); + return 1; + } + if (use_cycle) init_cycle(); diff --git a/tools/perf/bench/mem-memset.c b/tools/perf/bench/mem-memset.c index 9af79d2b18e5..2a65468619f0 100644 --- a/tools/perf/bench/mem-memset.c +++ b/tools/perf/bench/mem-memset.c @@ -181,6 +181,11 @@ int bench_mem_memset(int argc, const char **argv, argc = parse_options(argc, argv, options, bench_mem_memset_usage, 0); + if (no_prefault && only_prefault) { + fprintf(stderr, "Invalid options: -o and -n are mutually exclusive\n"); + return 1; + } + if (use_cycle) init_cycle(); -- 1.9.3