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Eric Sandeen
c9f44c4adb
ext2/3/4 was sign-extending times before the timestamp when read from disk on 64-bit systems. This was fixed by: 4d7bf11d649c72621ca31b8ea12b9c94af380e63 ext2/3/4: fix file date underflow on ext2 3 filesystems on 64 bit systems Here's a generic regression test. Signed-off-by: Eric Sandeen <sandeen@redhat.com> Reviewed-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Alex Elder <aelder@sgi.com>
69 lines
1.8 KiB
Bash
69 lines
1.8 KiB
Bash
#! /bin/bash
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# FS QA Test No. 258
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#
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# Test timestamps prior to epoch
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# On 64-bit, ext2/3/4 was sign-extending when read from disk
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# See also commit 4d7bf11d649c72621ca31b8ea12b9c94af380e63
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#
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#-----------------------------------------------------------------------
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# Copyright (c) 2011 Red Hat, Inc. All Rights Reserved.
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#
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# This program is free software; you can redistribute it and/or
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# modify it under the terms of the GNU General Public License as
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# published by the Free Software Foundation.
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#
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# This program is distributed in the hope that it would be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write the Free Software Foundation,
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# Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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#
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#-----------------------------------------------------------------------
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#
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# creator
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owner=sandeen@redhat.com
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seq=`basename $0`
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echo "QA output created by $seq"
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here=`pwd`
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tmp=/tmp/$$
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status=1 # failure is the default!
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_cleanup()
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{
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rm -f $tmp.*
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}
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trap "_cleanup ; exit \$status" 0 1 2 3 15
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# get standard environment, filters and checks
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. ./common.rc
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# real QA test starts here
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_supported_fs generic
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_supported_os Linux
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TESTFILE=$TEST_DIR/timestamp-test.txt
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# Create a file with a timestamp prior to the epoch
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echo "Creating file with timestamp of Jan 1, 1960"
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touch -t 196001010101 $TESTFILE
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# Should yield -315593940 (prior to epoch)
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echo -n "Stat of file yields: "
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stat -c %X $TESTFILE
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# unmount, remount, and check the timestamp
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echo "Remounting to flush cache"
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umount $TEST_DEV
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mount $TEST_DEV $TEST_DIR
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# Should yield -315593940 (prior to epoch)
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echo -n "Stat of file yields: "
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stat -c %X $TESTFILE
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status=0 ; exit
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