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xfs: test fallocate ops when rt extent size is and isn't a power of 2
Make sure that fallocate works when the rt extent size is and isn't a power of 2. [Eryu: require filefrag command, add _require_loop, use xfs_io to do truncate] Signed-off-by: Darrick J. Wong <djwong@kernel.org> Reviewed-by: Chandan Babu R <chandanrlinux@gmail.com> Signed-off-by: Eryu Guan <guaneryu@gmail.com>
This commit is contained in:
Darrick J. Wong
committed by
Eryu Guan
Eryu Guan
parent
69a5de8289
commit
0ea70dceec
Executable
+183
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#! /bin/bash
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# SPDX-License-Identifier: GPL-2.0-or-later
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# Copyright (c) 2021 Oracle. All Rights Reserved.
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#
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# FS QA Test No. 528
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#
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# Make sure that regular fallocate functions work ok when the realtime extent
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# size is and isn't a power of 2.
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#
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seq=`basename $0`
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seqres=$RESULT_DIR/$seq
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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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trap "_cleanup; exit \$status" 0 1 2 3 15
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_cleanup()
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{
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cd /
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_scratch_unmount >> $seqres.full 2>&1
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test -e "$rtdev" && losetup -d $rtdev >> $seqres.full 2>&1
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rm -f $tmp.* $TEST_DIR/$seq.rtvol
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}
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# get standard environment, filters and checks
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. ./common/rc
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. ./common/filter
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# real QA test starts here
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_supported_fs xfs
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_require_loop
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_require_command "$FILEFRAG_PROG" filefrag
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_require_xfs_io_command "fpunch"
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_require_xfs_io_command "fzero"
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_require_xfs_io_command "fcollapse"
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_require_xfs_io_command "finsert"
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# Note that we don't _require_realtime because we synthesize a rt volume
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# below. This also means we cannot run the post-test check.
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_require_scratch_nocheck
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log() {
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echo "$@" | tee -a $seqres.full
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}
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mk_file() {
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local file="$1"
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local rextsize="$2"
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$XFS_IO_PROG -f \
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-c "pwrite -S 0x57 -b $rextsize 0 $rextsize" \
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-c "pwrite -S 0x58 -b $rextsize $rextsize $rextsize" \
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-c "pwrite -S 0x59 -b $rextsize $((rextsize * 2)) $rextsize" \
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-c fsync \
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"$file" >> $seqres.full
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}
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check_file() {
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$FILEFRAG_PROG -v "$1" >> $seqres.full
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od -tx1 -Ad -c "$1" >> $seqres.full
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md5sum "$1" | _filter_scratch | tee -a $seqres.full
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}
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test_ops() {
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local rextsize=$1
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local sz=$((rextsize * 3))
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local unaligned_sz=65536
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local unaligned_off=$((rextsize * 2 + unaligned_sz))
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local lunaligned_sz=$((rextsize * 2))
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local lunaligned_off=$unaligned_sz
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log "Format rtextsize=$rextsize"
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_scratch_unmount
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_scratch_mkfs -r extsize=$rextsize >> $seqres.full
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_try_scratch_mount || \
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_notrun "Could not mount rextsize=$rextsize with synthetic rt volume"
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# Force all files to be realtime files
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$XFS_IO_PROG -c 'chattr +t' $SCRATCH_MNT
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log "Test regular write, rextsize=$rextsize"
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mk_file $SCRATCH_MNT/write $rextsize
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check_file $SCRATCH_MNT/write
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log "Test aligned falloc, rextsize=$rextsize"
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$XFS_IO_PROG -f -c "falloc 0 $sz" $SCRATCH_MNT/falloc >> $seqres.full
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check_file $SCRATCH_MNT/falloc
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log "Test aligned fcollapse, rextsize=$rextsize"
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mk_file $SCRATCH_MNT/collapse $rextsize
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$XFS_IO_PROG -f -c "fcollapse $rextsize $rextsize" $SCRATCH_MNT/collapse >> $seqres.full
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check_file $SCRATCH_MNT/collapse
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log "Test aligned finsert, rextsize=$rextsize"
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mk_file $SCRATCH_MNT/insert $rextsize
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$XFS_IO_PROG -f -c "finsert $rextsize $rextsize" $SCRATCH_MNT/insert >> $seqres.full
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check_file $SCRATCH_MNT/insert
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log "Test aligned fzero, rextsize=$rextsize"
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mk_file $SCRATCH_MNT/zero $rextsize
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$XFS_IO_PROG -f -c "fzero $rextsize $rextsize" $SCRATCH_MNT/zero >> $seqres.full
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check_file $SCRATCH_MNT/zero
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log "Test aligned fpunch, rextsize=$rextsize"
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mk_file $SCRATCH_MNT/punch $rextsize
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$XFS_IO_PROG -f -c "fpunch $rextsize $rextsize" $SCRATCH_MNT/punch >> $seqres.full
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check_file $SCRATCH_MNT/punch
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log "Test unaligned falloc, rextsize=$rextsize"
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$XFS_IO_PROG -f -c "falloc $unaligned_off $unaligned_sz" $SCRATCH_MNT/ufalloc >> $seqres.full
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check_file $SCRATCH_MNT/ufalloc
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log "Test unaligned fcollapse, rextsize=$rextsize"
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mk_file $SCRATCH_MNT/ucollapse $rextsize
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$XFS_IO_PROG -f -c "fcollapse $unaligned_off $unaligned_sz" $SCRATCH_MNT/ucollapse >> $seqres.full
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check_file $SCRATCH_MNT/ucollapse
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log "Test unaligned finsert, rextsize=$rextsize"
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mk_file $SCRATCH_MNT/uinsert $rextsize
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$XFS_IO_PROG -f -c "finsert $unaligned_off $unaligned_sz" $SCRATCH_MNT/uinsert >> $seqres.full
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check_file $SCRATCH_MNT/uinsert
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log "Test unaligned fzero, rextsize=$rextsize"
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mk_file $SCRATCH_MNT/uzero $rextsize
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$XFS_IO_PROG -f -c "fzero $unaligned_off $unaligned_sz" $SCRATCH_MNT/uzero >> $seqres.full
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check_file $SCRATCH_MNT/uzero
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log "Test unaligned fpunch, rextsize=$rextsize"
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mk_file $SCRATCH_MNT/upunch $rextsize
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$XFS_IO_PROG -f -c "fpunch $unaligned_off $unaligned_sz" $SCRATCH_MNT/upunch >> $seqres.full
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check_file $SCRATCH_MNT/upunch
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log "Test large unaligned fzero, rextsize=$rextsize"
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mk_file $SCRATCH_MNT/luzero $rextsize
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$XFS_IO_PROG -f -c "fzero $lunaligned_off $lunaligned_sz" $SCRATCH_MNT/luzero >> $seqres.full
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check_file $SCRATCH_MNT/luzero
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log "Test large unaligned fpunch, rextsize=$rextsize"
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mk_file $SCRATCH_MNT/lpunch $rextsize
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$XFS_IO_PROG -f -c "fpunch $lunaligned_off $lunaligned_sz" $SCRATCH_MNT/lpunch >> $seqres.full
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check_file $SCRATCH_MNT/lpunch
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log "Remount and compare"
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_scratch_cycle_mount
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check_file $SCRATCH_MNT/write
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check_file $SCRATCH_MNT/falloc
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check_file $SCRATCH_MNT/collapse
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check_file $SCRATCH_MNT/insert
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check_file $SCRATCH_MNT/zero
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check_file $SCRATCH_MNT/punch
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check_file $SCRATCH_MNT/ufalloc
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check_file $SCRATCH_MNT/ucollapse
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check_file $SCRATCH_MNT/uinsert
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check_file $SCRATCH_MNT/uzero
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check_file $SCRATCH_MNT/upunch
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check_file $SCRATCH_MNT/luzero
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check_file $SCRATCH_MNT/lpunch
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log "Check everything, rextsize=$rextsize"
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_check_scratch_fs
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}
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echo "Create fake rt volume"
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$XFS_IO_PROG -f -c "truncate 400m" $TEST_DIR/$seq.rtvol
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rtdev=$(_create_loop_device $TEST_DIR/$seq.rtvol)
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echo "Make sure synth rt volume works"
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export USE_EXTERNAL=yes
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export SCRATCH_RTDEV=$rtdev
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_scratch_mkfs > $seqres.full
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_try_scratch_mount || \
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_notrun "Could not mount with synthetic rt volume"
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# power of two
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test_ops 262144
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# not a power of two
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test_ops 327680
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# success, all done
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status=0
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exit
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