From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mx3-rdu2.redhat.com ([66.187.233.73]:39818 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1727601AbeHIKRn (ORCPT ); Thu, 9 Aug 2018 06:17:43 -0400 Received: from smtp.corp.redhat.com (int-mx06.intmail.prod.int.rdu2.redhat.com [10.11.54.6]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id 6C5797B2B1 for ; Thu, 9 Aug 2018 07:54:06 +0000 (UTC) From: Xiong Murphy Zhou Subject: [PATCH] generic: add test for checking /proc/locks after exec and flock Date: Thu, 9 Aug 2018 15:53:53 +0800 Message-Id: <20180809075353.31514-1-xzhou@redhat.com> Sender: fstests-owner@vger.kernel.org To: fstests@vger.kernel.org Cc: Xiong Murphy Zhou List-ID: Regression test case for kernel patch: fs/lock: show locks info owned by dead/invisible processes Open new fd by exec shell built-in, then require exclusive lock by flock(1) command. Checking /proc/locks for the lock info. This patchset post by Konstantin Khorenko has not been merged v4.18-rc8. Signed-off-by: Xiong Murphy Zhou --- tests/generic/504 | 58 +++++++++++++++++++++++++++++++++++++++++++ tests/generic/504.out | 2 ++ tests/generic/group | 1 + 3 files changed, 61 insertions(+) create mode 100755 tests/generic/504 create mode 100644 tests/generic/504.out diff --git a/tests/generic/504 b/tests/generic/504 new file mode 100755 index 00000000..b77f1d60 --- /dev/null +++ b/tests/generic/504 @@ -0,0 +1,58 @@ +#! /bin/bash +# SPDX-License-Identifier: GPL-2.0 +# Copyright (c) 2018 RedHat Inc. All Rights Reserved. +# +# FS QA Test 504 +# +# Regression test case for kernel patch: +# fs/lock: show locks info owned by dead/invisible processes +# +# Open new fd by exec shell built-in, then require exclusive lock +# by flock(1) command. Checking /proc/locks for the lock info. +# +seq=`basename $0` +seqres=$RESULT_DIR/$seq +echo "QA output created by $seq" + +here=`pwd` +tmp=/tmp/$$ +status=1 # failure is the default! +trap "_cleanup; exit \$status" 0 1 2 3 15 + +_cleanup() +{ + cd / + rm -f $tmp.* +} + +# get standard environment, filters and checks +. ./common/rc +. ./common/filter + +# remove previous $seqres.full before test +rm -f $seqres.full + +# real QA test starts here + +# Modify as appropriate. +_supported_fs generic +_supported_os Linux +_require_test + +# Create test file and find its inode NO. +touch $TEST_DIR/flock_testfile +tf_inode=$(stat -c %i $TEST_DIR/flock_testfile) +echo inode $tf_inode >> $seqres.full + +# Create new fd by exec and lock. +exec 9> $TEST_DIR/flock_testfile +flock -x 9 +cat /proc/locks >> $seqres.full + +# Checking +grep -qw $tf_inode /proc/locks || echo "lock info not found" + +# success, all done +status=0 +echo "Silence is golden" +exit diff --git a/tests/generic/504.out b/tests/generic/504.out new file mode 100644 index 00000000..d46394b8 --- /dev/null +++ b/tests/generic/504.out @@ -0,0 +1,2 @@ +QA output created by 504 +Silence is golden diff --git a/tests/generic/group b/tests/generic/group index 79a5705a..55155de8 100644 --- a/tests/generic/group +++ b/tests/generic/group @@ -506,3 +506,4 @@ 501 auto quick clone log 502 auto quick log 503 auto quick dax punch collapse zero +504 auto quick locks -- 2.17.0.252.gfe0a9ea