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=-14.8 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, MENTIONS_GIT_HOSTING,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=unavailable 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 57BFEC4CED1 for ; Thu, 3 Oct 2019 16:29:12 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 2BFFD222C2 for ; Thu, 3 Oct 2019 16:29:12 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1570120152; bh=VJr7Y3c3/7SQkTk7jHzdjI9G2kexbWM60u3dseRor3A=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=TZD7VtsPDkGyWZpplLNePbkNYoO+1WM6SdM1Q4VDoPuNpNQBc6NOWZg08OejSgBwm P86nWB6n9HvP5+jzSib8zToiAHxxKm6WUWUPZEdUCkZyKKLxkftscTtxyGtA+SnxZH 9SuGvITohOOSk10ZbNyEVzomOX0XTAOw843OgJ4w= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2391590AbfJCQ3H (ORCPT ); Thu, 3 Oct 2019 12:29:07 -0400 Received: from mail.kernel.org ([198.145.29.99]:60430 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2391415AbfJCQ2F (ORCPT ); Thu, 3 Oct 2019 12:28:05 -0400 Received: from localhost (83-86-89-107.cable.dynamic.v4.ziggo.nl [83.86.89.107]) (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 79B9E2054F; Thu, 3 Oct 2019 16:28:04 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1570120085; bh=VJr7Y3c3/7SQkTk7jHzdjI9G2kexbWM60u3dseRor3A=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=1eKmps7DTx7ZY8cEkXnUoOO4rpqmWVJSrmbkKkN721smF5DCdE2wYCITmI34tOmzy ZQ0IohufbCs5sMo9Ce2K+2ABxIT3wKsfrlvPysG19aUdd8kvm3ns2+xHXaR10p4YbU 8E5lvAL6SI8c613lwzm+8K1PTXkvr1X5/OW9MDwE= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Adrian Hunter , Jiri Olsa , =?UTF-8?q?Luis=20Cl=C3=A1udio=20Gon=C3=A7alves?= , Namhyung Kim , Taeung Song , Arnaldo Carvalho de Melo , Sasha Levin Subject: [PATCH 5.2 092/313] perf test vfs_getname: Disable ~/.perfconfig to get default output Date: Thu, 3 Oct 2019 17:51:10 +0200 Message-Id: <20191003154541.916396078@linuxfoundation.org> X-Mailer: git-send-email 2.23.0 In-Reply-To: <20191003154533.590915454@linuxfoundation.org> References: <20191003154533.590915454@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Arnaldo Carvalho de Melo [ Upstream commit 4fe94ce1c6ba678b5f12b94bb9996eea4fc99e85 ] To get the expected output we have to ignore whatever changes the user has in its ~/.perfconfig file, so set PERF_CONFIG to /dev/null to achieve that. Before: # egrep 'trace|show_' ~/.perfconfig [trace] show_zeros = yes show_duration = no show_timestamp = no show_arg_names = no show_prefix = yes # echo $PERF_CONFIG # perf test "trace + vfs_getname" 70: Check open filename arg using perf trace + vfs_getname: FAILED! # export PERF_CONFIG=/dev/null # perf test "trace + vfs_getname" 70: Check open filename arg using perf trace + vfs_getname: Ok # After: # egrep 'trace|show_' ~/.perfconfig [trace] show_zeros = yes show_duration = no show_timestamp = no show_arg_names = no show_prefix = yes # echo $PERF_CONFIG # perf test "trace + vfs_getname" 70: Check open filename arg using perf trace + vfs_getname: Ok # Cc: Adrian Hunter Cc: Jiri Olsa Cc: Luis Cláudio Gonçalves Cc: Namhyung Kim Cc: Taeung Song Link: https://lkml.kernel.org/n/tip-3up27pexg5i3exuzqrvt4m8u@git.kernel.org Signed-off-by: Arnaldo Carvalho de Melo Signed-off-by: Sasha Levin --- tools/perf/tests/shell/trace+probe_vfs_getname.sh | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/tools/perf/tests/shell/trace+probe_vfs_getname.sh b/tools/perf/tests/shell/trace+probe_vfs_getname.sh index 147efeb6b1959..e97f55ba61c23 100755 --- a/tools/perf/tests/shell/trace+probe_vfs_getname.sh +++ b/tools/perf/tests/shell/trace+probe_vfs_getname.sh @@ -31,6 +31,10 @@ if [ $err -ne 0 ] ; then exit $err fi +# Do not use whatever ~/.perfconfig file, it may change the output +# via trace.{show_timestamp,show_prefix,etc} +export PERF_CONFIG=/dev/null + trace_open_vfs_getname err=$? rm -f ${file} -- 2.20.1