From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754213Ab2AaBZU (ORCPT ); Mon, 30 Jan 2012 20:25:20 -0500 Received: from casper.infradead.org ([85.118.1.10]:44371 "EHLO casper.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754032Ab2AaBYz (ORCPT ); Mon, 30 Jan 2012 20:24:55 -0500 From: Arnaldo Carvalho de Melo To: Ingo Molnar Cc: linux-kernel@vger.kernel.org, Namhyung Kim , Hitoshi Mitake , Paul Mackerras , Peter Zijlstra , Arnaldo Carvalho de Melo Subject: [PATCH 7/9] perf lock: Document lock info subcommand Date: Mon, 30 Jan 2012 23:24:37 -0200 Message-Id: <1327973079-29426-8-git-send-email-acme@infradead.org> X-Mailer: git-send-email 1.7.9.rc2.1.g69204 In-Reply-To: <1327973079-29426-1-git-send-email-acme@infradead.org> References: <1327973079-29426-1-git-send-email-acme@infradead.org> X-SRS-Rewrite: SMTP reverse-path rewritten from by casper.infradead.org See http://www.infradead.org/rpr.html Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Namhyung Kim The commit 26242d859c9be ("perf lock: Add "info" subcommand for dumping misc information") added the subcommand but missed documentation. Add it. Also update stale 'trace' subcommand to 'script'. Cc: Hitoshi Mitake Cc: Ingo Molnar Cc: Paul Mackerras Cc: Peter Zijlstra Link: http://lkml.kernel.org/r/1327827356-8786-5-git-send-email-namhyung@gmail.com Signed-off-by: Namhyung Kim Signed-off-by: Arnaldo Carvalho de Melo --- tools/perf/Documentation/perf-lock.txt | 20 +++++++++++++++++--- tools/perf/builtin-lock.c | 4 ++-- 2 files changed, 19 insertions(+), 5 deletions(-) diff --git a/tools/perf/Documentation/perf-lock.txt b/tools/perf/Documentation/perf-lock.txt index d6b2a4f..c7f5f55 100644 --- a/tools/perf/Documentation/perf-lock.txt +++ b/tools/perf/Documentation/perf-lock.txt @@ -8,7 +8,7 @@ perf-lock - Analyze lock events SYNOPSIS -------- [verse] -'perf lock' {record|report|trace} +'perf lock' {record|report|script|info} DESCRIPTION ----------- @@ -20,10 +20,13 @@ and statistics with this 'perf lock' command. produces the file "perf.data" which contains tracing results of lock events. - 'perf lock trace' shows raw lock events. - 'perf lock report' reports statistical data. + 'perf lock script' shows raw lock events. + + 'perf lock info' shows metadata like threads or addresses + of lock instances. + COMMON OPTIONS -------------- @@ -47,6 +50,17 @@ REPORT OPTIONS Sorting key. Possible values: acquired (default), contended, wait_total, wait_max, wait_min. +INFO OPTIONS +------------ + +-t:: +--threads:: + dump thread list in perf.data + +-m:: +--map:: + dump map of lock instances (address:name table) + SEE ALSO -------- linkperf:perf[1] diff --git a/tools/perf/builtin-lock.c b/tools/perf/builtin-lock.c index 2296c39..12c8148 100644 --- a/tools/perf/builtin-lock.c +++ b/tools/perf/builtin-lock.c @@ -922,12 +922,12 @@ static const struct option info_options[] = { OPT_BOOLEAN('t', "threads", &info_threads, "dump thread list in perf.data"), OPT_BOOLEAN('m', "map", &info_map, - "map of lock instances (name:address table)"), + "map of lock instances (address:name table)"), OPT_END() }; static const char * const lock_usage[] = { - "perf lock [] {record|trace|report}", + "perf lock [] {record|report|script|info}", NULL }; -- 1.7.9.rc2.1.g69204