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=-15.1 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,INCLUDES_PATCH,MAILING_LIST_MULTI, MENTIONS_GIT_HOSTING,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 057AEC32753 for ; Wed, 14 Aug 2019 18:42:30 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id CBC9C216F4 for ; Wed, 14 Aug 2019 18:42:29 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1565808149; bh=MZ5tUlg6qUmGNoIA7BJ1dU4jWAtdPFWRBWyiCXHte10=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=d4hdL/vL0gJqW8fcQ0YWPuWv/gdAxyKThXbYaJkIuv7xrL0RvGf038s0TQ8+SKgSx Z/gL+l9WnKR/xPNg9YFdxW0kCzGCEQUylTHvvs/HlMJf0Z2uSrH9w65znKRsXt/VDD pHlMQWq6DkYF02rUFEo89rZFkt7tOadb49d6EIM0= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729045AbfHNSm2 (ORCPT ); Wed, 14 Aug 2019 14:42:28 -0400 Received: from mail.kernel.org ([198.145.29.99]:53364 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728262AbfHNSm2 (ORCPT ); Wed, 14 Aug 2019 14:42:28 -0400 Received: from quaco.ghostprotocols.net (unknown [177.195.212.110]) (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 466392173B; Wed, 14 Aug 2019 18:42:20 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1565808147; bh=MZ5tUlg6qUmGNoIA7BJ1dU4jWAtdPFWRBWyiCXHte10=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=YHj6La1JM2O6JwvBmm6RbXdtdgYN7o2PO/SfDm8yG5ruCtTAl7ppLDURKtzNtw+U6 oM0uMHcnkjqIEogvGZ+NMs0C868eEZ2Svp9jd3mL5uOqOIYJLaoA+VTmTygI1Z5FME sbIzAY5SFhTEJ2FUXKvYIB/KPUA4lzMa2vy27dKU= 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, Arnaldo Carvalho de Melo , Adrian Hunter , =?UTF-8?q?Luis=20Cl=C3=A1udio=20Gon=C3=A7alves?= , Taeung Song Subject: [PATCH 04/28] perf test vfs_getname: Disable ~/.perfconfig to get default output Date: Wed, 14 Aug 2019 15:40:27 -0300 Message-Id: <20190814184051.3125-5-acme@kernel.org> X-Mailer: git-send-email 2.21.0 In-Reply-To: <20190814184051.3125-1-acme@kernel.org> References: <20190814184051.3125-1-acme@kernel.org> 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 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 --- 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 45d269b0157e..11cc2af13f2b 100755 --- a/tools/perf/tests/shell/trace+probe_vfs_getname.sh +++ b/tools/perf/tests/shell/trace+probe_vfs_getname.sh @@ -32,6 +32,10 @@ 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} -- 2.21.0