From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-11.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, MENTIONS_GIT_HOSTING,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id DB392C3F2C6 for ; Sat, 29 Feb 2020 09:17:25 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id BC923246CB for ; Sat, 29 Feb 2020 09:17:25 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727144AbgB2JRU (ORCPT ); Sat, 29 Feb 2020 04:17:20 -0500 Received: from Galois.linutronix.de ([193.142.43.55]:38896 "EHLO Galois.linutronix.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727052AbgB2JRI (ORCPT ); Sat, 29 Feb 2020 04:17:08 -0500 Received: from [5.158.153.53] (helo=tip-bot2.lab.linutronix.de) by Galois.linutronix.de with esmtpsa (TLS1.2:DHE_RSA_AES_256_CBC_SHA256:256) (Exim 4.80) (envelope-from ) id 1j7yEq-0005pN-HP; Sat, 29 Feb 2020 10:16:48 +0100 Received: from [127.0.1.1] (localhost [IPv6:::1]) by tip-bot2.lab.linutronix.de (Postfix) with ESMTP id 2179B1C0243; Sat, 29 Feb 2020 10:16:48 +0100 (CET) Date: Sat, 29 Feb 2020 09:16:47 -0000 From: "tip-bot2 for Ravi Bangoria" Reply-to: linux-kernel@vger.kernel.org To: linux-tip-commits@vger.kernel.org Subject: [tip: perf/urgent] perf config: Document missing config options Cc: Ravi Bangoria , Adrian Hunter , Alexey Budankov , Changbin Du , Ian Rogers , Jin Yao , Jiri Olsa , Leo Yan , Namhyung Kim , Song Liu , Taeung Song , Thomas Richter , Yisheng Xie , Arnaldo Carvalho de Melo , x86 , LKML In-Reply-To: <20200213064306.160480-9-ravi.bangoria@linux.ibm.com> References: <20200213064306.160480-9-ravi.bangoria@linux.ibm.com> MIME-Version: 1.0 Message-ID: <158296780778.28353.1161299418025837042.tip-bot2@tip-bot2> X-Mailer: tip-git-log-daemon Robot-ID: Robot-Unsubscribe: Contact to get blacklisted from these emails Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit X-Linutronix-Spam-Score: -1.0 X-Linutronix-Spam-Level: - X-Linutronix-Spam-Status: No , -1.0 points, 5.0 required, ALL_TRUSTED=-1,SHORTCIRCUIT=-0.0001 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org The following commit has been merged into the perf/urgent branch of tip: Commit-ID: b0aaf4c8f31feb21de59df723231c286df2d6be3 Gitweb: https://git.kernel.org/tip/b0aaf4c8f31feb21de59df723231c286df2d6be3 Author: Ravi Bangoria AuthorDate: Thu, 13 Feb 2020 12:13:06 +05:30 Committer: Arnaldo Carvalho de Melo CommitterDate: Thu, 27 Feb 2020 10:45:19 -03:00 perf config: Document missing config options While documenting annotate.show_nr_samples config option, I found many other config options missing in perf-config documentation. Add them. Signed-off-by: Ravi Bangoria Cc: Adrian Hunter Cc: Alexey Budankov Cc: Changbin Du Cc: Ian Rogers Cc: Jin Yao Cc: Jiri Olsa Cc: Leo Yan Cc: Namhyung Kim Cc: Song Liu Cc: Taeung Song Cc: Thomas Richter Cc: Yisheng Xie Link: http://lore.kernel.org/lkml/20200213064306.160480-9-ravi.bangoria@linux.ibm.com Signed-off-by: Arnaldo Carvalho de Melo --- tools/perf/Documentation/perf-config.txt | 44 +++++++++++++++++++++++- 1 file changed, 44 insertions(+) diff --git a/tools/perf/Documentation/perf-config.txt b/tools/perf/Documentation/perf-config.txt index 9dae0df..8ead555 100644 --- a/tools/perf/Documentation/perf-config.txt +++ b/tools/perf/Documentation/perf-config.txt @@ -518,6 +518,12 @@ top.*:: column by default. The default is 'true'. + top.call-graph:: + This is identical to 'call-graph.record-mode', except it is + applicable only for 'top' subcommand. This option ONLY setup + the unwind method. To enable 'perf top' to actually use it, + the command line option -g must be specified. + man.*:: man.viewer:: This option can assign a tool to view manual pages when 'help' @@ -545,6 +551,16 @@ record.*:: But if this option is 'no-cache', it will not update the build-id cache. 'skip' skips post-processing and does not update the cache. + record.call-graph:: + This is identical to 'call-graph.record-mode', except it is + applicable only for 'record' subcommand. This option ONLY setup + the unwind method. To enable 'perf record' to actually use it, + the command line option -g must be specified. + + record.aio:: + Use 'n' control blocks in asynchronous (Posix AIO) trace writing + mode ('n' default: 1, max: 4). + diff.*:: diff.order:: This option sets the number of columns to sort the result. @@ -594,6 +610,11 @@ trace.*:: "libbeauty", the default, to use the same argument beautifiers used in the strace-like sys_enter+sys_exit lines. +ftrace.*:: + ftrace.tracer:: + Can be used to select the default tracer. Possible values are + 'function' and 'function_graph'. + llvm.*:: llvm.clang-path:: Path to clang. If omit, search it from $PATH. @@ -638,6 +659,29 @@ scripts.*:: The script gets the same options passed as a full perf script, in particular -i perfdata file, --cpu, --tid +convert.*:: + + convert.queue-size:: + Limit the size of ordered_events queue, so we could control + allocation size of perf data files without proper finished + round events. + +intel-pt.*:: + + intel-pt.cache-divisor:: + + intel-pt.mispred-all:: + If set, Intel PT decoder will set the mispred flag on all + branches. + +auxtrace.*:: + + auxtrace.dumpdir:: + s390 only. The directory to save the auxiliary trace buffer + can be changed using this option. Ex, auxtrace.dumpdir=/tmp. + If the directory does not exist or has the wrong file type, + the current directory is used. + SEE ALSO -------- linkperf:perf[1]