From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756045AbdCGTjg (ORCPT ); Tue, 7 Mar 2017 14:39:36 -0500 Received: from mail-pg0-f68.google.com ([74.125.83.68]:35258 "EHLO mail-pg0-f68.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753777AbdCGTi0 (ORCPT ); Tue, 7 Mar 2017 14:38:26 -0500 From: Namhyung Kim To: Arnaldo Carvalho de Melo Cc: Ingo Molnar , Peter Zijlstra , Jiri Olsa , LKML , kernel-team@lge.com Subject: [PATCH 09/23] perf ftrace: Add -q/--quiet option Date: Wed, 8 Mar 2017 00:08:37 +0900 Message-Id: <20170307150851.22304-10-namhyung@kernel.org> X-Mailer: git-send-email 2.11.0 In-Reply-To: <20170307150851.22304-1-namhyung@kernel.org> References: <20170307150851.22304-1-namhyung@kernel.org> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org The -q/--quiet option is to suppress any message. Sometimes users just want to run the command and it can be used for that case. Suggested-by: Arnaldo Carvalho de Melo Signed-off-by: Namhyung Kim --- tools/perf/Documentation/perf-ftrace.txt | 4 ++++ tools/perf/builtin-ftrace.c | 7 +++++-- 2 files changed, 9 insertions(+), 2 deletions(-) diff --git a/tools/perf/Documentation/perf-ftrace.txt b/tools/perf/Documentation/perf-ftrace.txt index 6e6a8b22c859..361836114268 100644 --- a/tools/perf/Documentation/perf-ftrace.txt +++ b/tools/perf/Documentation/perf-ftrace.txt @@ -30,6 +30,10 @@ OPTIONS --verbose=:: Verbosity level. +-q:: +--quiet:: + Do not show any message. + -p:: --pid=:: Trace on existing process id (comma separated list). diff --git a/tools/perf/builtin-ftrace.c b/tools/perf/builtin-ftrace.c index 6087295f8827..2d8e8924cfe6 100644 --- a/tools/perf/builtin-ftrace.c +++ b/tools/perf/builtin-ftrace.c @@ -321,8 +321,8 @@ int cmd_ftrace(int argc, const char **argv, const char *prefix __maybe_unused) "tracer to use: function_graph(default) or function"), OPT_STRING('p', "pid", &ftrace.target.pid, "pid", "trace on existing process id"), - OPT_INCR('v', "verbose", &verbose, - "be more verbose"), + OPT_INCR('v', "verbose", &verbose, "be more verbose"), + OPT_BOOLEAN('q', "quiet", &quiet, "do not show any message"), OPT_BOOLEAN('a', "all-cpus", &ftrace.target.system_wide, "system-wide collection from all CPUs"), OPT_STRING('C', "cpu", &ftrace.target.cpu_list, "cpu", @@ -339,6 +339,9 @@ int cmd_ftrace(int argc, const char **argv, const char *prefix __maybe_unused) if (!argc && target__none(&ftrace.target)) usage_with_options(ftrace_usage, ftrace_options); + if (quiet) + perf_quiet_option(); + ret = target__validate(&ftrace.target); if (ret) { char errbuf[512]; -- 2.11.0