mirror of
https://github.com/linux-apfs/apfstests.git
synced 2026-05-01 15:01:44 -07:00
Dave Chinner
1ff4192932
Fully scripted conversion, see script in initial SPDX license commit message. Signed-off-by: Dave Chinner <dchinner@redhat.com>
89 lines
2.5 KiB
Bash
Executable File
89 lines
2.5 KiB
Bash
Executable File
#! /bin/bash
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# SPDX-License-Identifier: GPL-2.0
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# Copyright (c) 2015 Fujitsu. All Rights Reserved.
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#
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# FS QA Test No. 091
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#
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# Test for incorrect exclusive reference count after cloning file
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# between subvolumes.
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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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rm -f $tmp.*
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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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. ./common/reflink
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# real QA test starts here
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_supported_fs btrfs
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_supported_os Linux
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_require_scratch
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_require_cp_reflink
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rm -f $seqres.full
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# use largest node/leaf size (64K) to allow the test to be run on arch with
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# page size > 4k.
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NODESIZE=65536
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SUPPORT_NOINODE_CACHE="yes"
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run_check _scratch_mkfs "--nodesize $NODESIZE"
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# inode cache will also take space in fs tree, disable them to get consistent
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# result.
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# discard error output since we will check return value manually.
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# also disable all compression, or output will mismatch with golden output
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_try_scratch_mount "-o noinode_cache,compress=no,compress-force=no" 2> /dev/null
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# Check for old kernel which doesn't support 'noinode_cache' mount option
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if [ $? -ne 0 ]; then
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support_noinode_cache="no"
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_scratch_mount
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fi
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_run_btrfs_util_prog subvolume create $SCRATCH_MNT/subv1
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_run_btrfs_util_prog subvolume create $SCRATCH_MNT/subv2
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_run_btrfs_util_prog subvolume create $SCRATCH_MNT/subv3
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_run_btrfs_util_prog quota enable $SCRATCH_MNT
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_run_btrfs_util_prog quota rescan -w $SCRATCH_MNT
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# if we don't support noinode_cache mount option, then we should double check
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# whether inode cache is enabled before executing the real test payload.
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if [ $SUPPORT_NOINODE_CACHE == "no" ]; then
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EMPTY_SIZE=`$BTRFS_UTIL_PROG qgroup show $units $SCRATCH_MNT | \
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$SED_PROG -n '/[0-9]/p' | $AWK_PROG '{print $2}' | head -n1`
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if [ $EMPTY_SIZE != $NODESIZE ]; then
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_notrun "Kernel doesn't support to disable inode cache"
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fi
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fi
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$XFS_IO_PROG -f -c "pwrite 0 256K" $SCRATCH_MNT/subv1/file1 | _filter_xfs_io
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cp --reflink $SCRATCH_MNT/subv1/file1 $SCRATCH_MNT/subv2/file1
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cp --reflink $SCRATCH_MNT/subv1/file1 $SCRATCH_MNT/subv3/file1
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# Current btrfs use tree search ioctl to show quota, which will only show info
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# in commit tree. So need to sync to update the qgroup commit tree.
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sync
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units=`_btrfs_qgroup_units`
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$BTRFS_UTIL_PROG qgroup show $units $SCRATCH_MNT | $SED_PROG -n '/[0-9]/p' | \
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$AWK_PROG '{print $2" "$3}'
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# success, all done
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status=0
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exit
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