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=-9.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS, 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 38ABEC2BA83 for ; Thu, 13 Feb 2020 06:44:57 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 0AFCF2082F for ; Thu, 13 Feb 2020 06:44:57 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729868AbgBMGo4 (ORCPT ); Thu, 13 Feb 2020 01:44:56 -0500 Received: from mx0b-001b2d01.pphosted.com ([148.163.158.5]:37866 "EHLO mx0a-001b2d01.pphosted.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1729849AbgBMGoz (ORCPT ); Thu, 13 Feb 2020 01:44:55 -0500 Received: from pps.filterd (m0098417.ppops.net [127.0.0.1]) by mx0a-001b2d01.pphosted.com (8.16.0.42/8.16.0.42) with SMTP id 01D6eIEJ067876 for ; Thu, 13 Feb 2020 01:44:54 -0500 Received: from e06smtp05.uk.ibm.com (e06smtp05.uk.ibm.com [195.75.94.101]) by mx0a-001b2d01.pphosted.com with ESMTP id 2y4j870ad7-1 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=NOT) for ; Thu, 13 Feb 2020 01:44:54 -0500 Received: from localhost by e06smtp05.uk.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use Only! 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Violators will be prosecuted; (version=TLSv1/SSLv3 cipher=AES256-GCM-SHA384 bits=256/256) Thu, 13 Feb 2020 06:44:48 -0000 Received: from d06av24.portsmouth.uk.ibm.com (d06av24.portsmouth.uk.ibm.com [9.149.105.60]) by b06avi18878370.portsmouth.uk.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id 01D6ikcB34734408 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Thu, 13 Feb 2020 06:44:46 GMT Received: from d06av24.portsmouth.uk.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 64EAB42049; Thu, 13 Feb 2020 06:44:46 +0000 (GMT) Received: from d06av24.portsmouth.uk.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 885A642041; Thu, 13 Feb 2020 06:44:41 +0000 (GMT) Received: from bangoria.ibmuc.com (unknown [9.199.58.40]) by d06av24.portsmouth.uk.ibm.com (Postfix) with ESMTP; Thu, 13 Feb 2020 06:44:41 +0000 (GMT) From: Ravi Bangoria To: acme@kernel.org, jolsa@redhat.com Cc: xieyisheng1@huawei.com, alexey.budankov@linux.intel.com, treeze.taeung@gmail.com, adrian.hunter@intel.com, tmricht@linux.ibm.com, namhyung@kernel.org, irogers@google.com, songliubraving@fb.com, yao.jin@linux.intel.com, changbin.du@intel.com, leo.yan@linaro.org, linux-kernel@vger.kernel.org, Ravi Bangoria Subject: [PATCH 8/8] perf config: Document missing config options Date: Thu, 13 Feb 2020 12:13:06 +0530 X-Mailer: git-send-email 2.24.1 In-Reply-To: <20200213064306.160480-1-ravi.bangoria@linux.ibm.com> References: <20200213064306.160480-1-ravi.bangoria@linux.ibm.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-TM-AS-GCONF: 00 x-cbid: 20021306-0020-0000-0000-000003A9AEB8 X-IBM-AV-DETECTION: SAVI=unused REMOTE=unused XFE=unused x-cbparentid: 20021306-0021-0000-0000-0000220197E7 Message-Id: <20200213064306.160480-9-ravi.bangoria@linux.ibm.com> X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:6.0.138,18.0.572 definitions=2020-02-13_01:2020-02-12,2020-02-13 signatures=0 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 mlxlogscore=999 impostorscore=0 priorityscore=1501 spamscore=0 adultscore=0 mlxscore=0 malwarescore=0 phishscore=0 clxscore=1015 lowpriorityscore=0 suspectscore=0 bulkscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2001150001 definitions=main-2002130052 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 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 --- 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] -- 2.24.1