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=-10.1 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT 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 EB2EEC3F2CD for ; Fri, 28 Feb 2020 14:01:12 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id B60F0246B4 for ; Fri, 28 Feb 2020 14:01:12 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1582898472; bh=H5Y+yAnCSl+PFmR1aDIu3aEg6j13sURb3jHPBostipg=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=yY82yO1bXV10SQBafLk6+aTqHa90OlIR95WiLRINRFJFZUvTs4hqbYmrixGlMc0qG gZ++gaIrynBTBPa/QwgqZTVX1ojChn2wr+JvWdcbU5/gl4uKnWkFFs4PVPsii8PYC7 Wj3RZ6C+FYZTjf1Y/il4Poyp+IUgCkH3SSJ48g60= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727427AbgB1OBL (ORCPT ); Fri, 28 Feb 2020 09:01:11 -0500 Received: from mail.kernel.org ([198.145.29.99]:58682 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727096AbgB1OBL (ORCPT ); Fri, 28 Feb 2020 09:01:11 -0500 Received: from quaco.ghostprotocols.net (unknown [179.97.37.151]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id C69DB246BE; Fri, 28 Feb 2020 14:01:05 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1582898470; bh=H5Y+yAnCSl+PFmR1aDIu3aEg6j13sURb3jHPBostipg=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=U2ka5BCiTDLfwHxerUhQ4c31bZX/pjsLFmHtNrYk7DjMWJSlWEzpIkYyEHgOg2+gD w0BW3py/ixZMdkBiqO44UE2HLcE+n9nVsGKtKFCwMIbfjfrcbKRZlEzWN6K4Zs9651 KnSRX6iu0+83YCbGJpiIVec4qadz2nOFU0gF9tds= From: Arnaldo Carvalho de Melo To: Ingo Molnar , Thomas Gleixner Cc: Jiri Olsa , Namhyung Kim , Clark Williams , linux-kernel@vger.kernel.org, linux-perf-users@vger.kernel.org, Ravi Bangoria , Adrian Hunter , Alexey Budankov , Changbin Du , Ian Rogers , Jin Yao , Leo Yan , Song Liu , Taeung Song , Thomas Richter , Yisheng Xie , Arnaldo Carvalho de Melo Subject: [PATCH 10/15] perf config: Document missing config options Date: Fri, 28 Feb 2020 11:00:09 -0300 Message-Id: <20200228140014.1236-11-acme@kernel.org> X-Mailer: git-send-email 2.21.1 In-Reply-To: <20200228140014.1236-1-acme@kernel.org> References: <20200228140014.1236-1-acme@kernel.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Ravi Bangoria 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 9dae0df3ab7e..8ead55593984 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] -- 2.21.1