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[209.132.180.67]) by mx.google.com with ESMTP id 10si5668662ejw.231.2019.09.23.14.30.35; Mon, 23 Sep 2019 14:30:59 -0700 (PDT) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; dkim=pass header.i=@kernel.org header.s=default header.b=MfmuzG4i; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729120AbfIVSqP (ORCPT + 99 others); Sun, 22 Sep 2019 14:46:15 -0400 Received: from mail.kernel.org ([198.145.29.99]:42204 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2389845AbfIVSqL (ORCPT ); Sun, 22 Sep 2019 14:46:11 -0400 Received: from sasha-vm.mshome.net (c-73-47-72-35.hsd1.nh.comcast.net [73.47.72.35]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 9B30320882; Sun, 22 Sep 2019 18:46:09 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1569177970; bh=PTRFg5H0sd1NZhrgVLIr+LKoLtrbbh9JgfEOdGjhTC4=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=MfmuzG4ilPZOroB/kt55BeE9JVEPsCFKOQ01c2LRcrMxQmm4hH9SPtjnxbNIq3dqw Zo2D238VJP7egeQcboeK8SMmgrB+X5hygvpyjRrdkc9AMU1DEHdplNDhxNidOjK6Jz AzI21vdSVajXI7LRyqUHcn9MMooDehvetMjX3K2I= From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Arnaldo Carvalho de Melo , Adrian Hunter , Jiri Olsa , =?UTF-8?q?Luis=20Cl=C3=A1udio=20Gon=C3=A7alves?= , Namhyung Kim , Taeung Song , Sasha Levin Subject: [PATCH AUTOSEL 5.3 069/203] perf test vfs_getname: Disable ~/.perfconfig to get default output Date: Sun, 22 Sep 2019 14:41:35 -0400 Message-Id: <20190922184350.30563-69-sashal@kernel.org> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20190922184350.30563-1-sashal@kernel.org> References: <20190922184350.30563-1-sashal@kernel.org> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 X-stable: review X-Patchwork-Hint: Ignore 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 45d269b0157eb..11cc2af13f2bb 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} -- 2.20.1