From patchwork Thu May 26 05:57:36 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Darrick J. Wong" X-Patchwork-Id: 9136597 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id 27D87607D5 for ; Thu, 26 May 2016 05:57:53 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 1A8A527D10 for ; Thu, 26 May 2016 05:57:53 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 0F41E28091; Thu, 26 May 2016 05:57:53 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-6.9 required=2.0 tests=BAYES_00, RCVD_IN_DNSWL_HI, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 5629A282C0 for ; Thu, 26 May 2016 05:57:52 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752769AbcEZF5t (ORCPT ); Thu, 26 May 2016 01:57:49 -0400 Received: from userp1040.oracle.com ([156.151.31.81]:37982 "EHLO userp1040.oracle.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752317AbcEZF5s (ORCPT ); Thu, 26 May 2016 01:57:48 -0400 Received: from aserv0022.oracle.com (aserv0022.oracle.com [141.146.126.234]) by userp1040.oracle.com (Sentrion-MTA-4.3.2/Sentrion-MTA-4.3.2) with ESMTP id u4Q5vdKv025629 (version=TLSv1 cipher=DHE-RSA-AES256-SHA bits=256 verify=OK); Thu, 26 May 2016 05:57:39 GMT Received: from aserv0121.oracle.com (aserv0121.oracle.com [141.146.126.235]) by aserv0022.oracle.com (8.13.8/8.13.8) with ESMTP id u4Q5vcZL017547 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=OK); Thu, 26 May 2016 05:57:39 GMT Received: from abhmp0005.oracle.com (abhmp0005.oracle.com [141.146.116.11]) by aserv0121.oracle.com (8.13.8/8.13.8) with ESMTP id u4Q5vbuK016705; Thu, 26 May 2016 05:57:38 GMT Received: from localhost (/24.21.211.40) by default (Oracle Beehive Gateway v4.0) with ESMTP ; Wed, 25 May 2016 22:57:37 -0700 Subject: [PATCH 5/7] reflink: test interaction with swap files From: "Darrick J. Wong" To: david@fromorbit.com, darrick.wong@oracle.com Cc: linux-btrfs@vger.kernel.org, Christoph Hellwig , fstests@vger.kernel.org, xfs@oss.sgi.com Date: Wed, 25 May 2016 22:57:36 -0700 Message-ID: <146424225618.6278.13884344251723851779.stgit@birch.djwong.org> In-Reply-To: <146424222237.6278.4174636124436241002.stgit@birch.djwong.org> References: <146424222237.6278.4174636124436241002.stgit@birch.djwong.org> User-Agent: StGit/0.17.1-dirty MIME-Version: 1.0 X-Source-IP: aserv0022.oracle.com [141.146.126.234] Sender: linux-btrfs-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-btrfs@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP Since none of the current filesystems support reflinked swap files, make sure that we prohibit reflinking of swapfiles and swapon of reflinked files. Signed-off-by: Darrick J. Wong Cc: Christoph Hellwig Reviewed-by: Christoph Hellwig --- tests/generic/923 | 74 +++++++++++++++++++++++++++++++++++++++++++++++++ tests/generic/923.out | 6 ++++ tests/generic/924 | 73 ++++++++++++++++++++++++++++++++++++++++++++++++ tests/generic/924.out | 5 +++ tests/generic/group | 2 + 5 files changed, 160 insertions(+) create mode 100755 tests/generic/923 create mode 100644 tests/generic/923.out create mode 100755 tests/generic/924 create mode 100644 tests/generic/924.out -- To unsubscribe from this list: send the line "unsubscribe linux-btrfs" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html diff --git a/tests/generic/923 b/tests/generic/923 new file mode 100755 index 0000000..73c1621 --- /dev/null +++ b/tests/generic/923 @@ -0,0 +1,74 @@ +#! /bin/bash +# FS QA Test No. 923 +# +# Check that we can't reflink a swapfile. +# +#----------------------------------------------------------------------- +# Copyright (c) 2016 Oracle, Inc. All Rights Reserved. +# +# This program is free software; you can redistribute it and/or +# modify it under the terms of the GNU General Public License as +# published by the Free Software Foundation. +# +# This program is distributed in the hope that it would be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program; if not, write the Free Software Foundation, +# Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA +#----------------------------------------------------------------------- +# + +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 7 15 + +_cleanup() +{ + cd / + rm -rf $tmp.* + wait +} + +# get standard environment, filters and checks +. ./common/rc +. ./common/filter +. ./common/reflink + +# real QA test starts here +_supported_os Linux +_require_scratch_reflink +_require_cp_reflink + +echo "Format and mount" +_scratch_mkfs > $seqres.full 2>&1 +_scratch_mount >> $seqres.full 2>&1 + +testdir=$SCRATCH_MNT/test-$seq +mkdir $testdir + +blocks=160 +blksz=65536 + +echo "Initialize file" +echo > $seqres.full +_pwrite_byte 0x61 0 $((blocks * blksz)) $testdir/file1 >> $seqres.full +mkswap -U 27376b42-ff65-42ca-919f-6c9b62292a5c $testdir/file1 >> $seqres.full +swapon $testdir/file1 + +echo "Try to reflink" +_cp_reflink $testdir/file1 $testdir/file2 2>&1 | _filter_scratch + +echo "Tear it down" +swapoff $testdir/file1 + +# success, all done +status=0 +exit diff --git a/tests/generic/923.out b/tests/generic/923.out new file mode 100644 index 0000000..97c18cf --- /dev/null +++ b/tests/generic/923.out @@ -0,0 +1,6 @@ +QA output created by 923 +Format and mount +Initialize file +Try to reflink +cp: failed to clone 'SCRATCH_MNT/test-923/file2' from 'SCRATCH_MNT/test-923/file1': Text file busy +Tear it down diff --git a/tests/generic/924 b/tests/generic/924 new file mode 100755 index 0000000..86c2a39 --- /dev/null +++ b/tests/generic/924 @@ -0,0 +1,73 @@ +#! /bin/bash +# FS QA Test No. 924 +# +# Check that we can't swapon a reflinked file. +# +#----------------------------------------------------------------------- +# Copyright (c) 2016 Oracle, Inc. All Rights Reserved. +# +# This program is free software; you can redistribute it and/or +# modify it under the terms of the GNU General Public License as +# published by the Free Software Foundation. +# +# This program is distributed in the hope that it would be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program; if not, write the Free Software Foundation, +# Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA +#----------------------------------------------------------------------- +# + +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 7 15 + +_cleanup() +{ + cd / + rm -rf $tmp.* + wait +} + +# get standard environment, filters and checks +. ./common/rc +. ./common/filter +. ./common/reflink + +# real QA test starts here +_supported_os Linux +_require_scratch_reflink +_require_cp_reflink + +echo "Format and mount" +_scratch_mkfs > $seqres.full 2>&1 +_scratch_mount >> $seqres.full 2>&1 + +testdir=$SCRATCH_MNT/test-$seq +mkdir $testdir + +blocks=160 +blksz=65536 + +echo "Initialize file" +echo > $seqres.full +_pwrite_byte 0x61 0 $((blocks * blksz)) $testdir/file1 >> $seqres.full +mkswap -U 27376b42-ff65-42ca-919f-6c9b62292a5c $testdir/file1 >> $seqres.full +_cp_reflink $testdir/file1 $testdir/file2 2>&1 | _filter_scratch + +echo "Try to swapon" +swapon $testdir/file1 2>&1 | _filter_scratch + +swapoff $testdir/file1 >> $seqres.full 2>&1 + +# success, all done +status=0 +exit diff --git a/tests/generic/924.out b/tests/generic/924.out new file mode 100644 index 0000000..b67e6fa --- /dev/null +++ b/tests/generic/924.out @@ -0,0 +1,5 @@ +QA output created by 924 +Format and mount +Initialize file +Try to swapon +swapon: SCRATCH_MNT/test-924/file1: swapon failed: Invalid argument diff --git a/tests/generic/group b/tests/generic/group index 36fb759..6fdf109 100644 --- a/tests/generic/group +++ b/tests/generic/group @@ -354,3 +354,5 @@ 349 blockdev quick rw 350 blockdev quick rw 351 blockdev quick rw +923 auto quick clone +924 auto quick clone