mirror of
https://github.com/linux-apfs/apfstests.git
synced 2026-05-01 15:01:44 -07:00
Darrick J. Wong
a860a167d8
fstests only supports Linux, so get rid of this unnecessary predicate. Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com> Reviewed-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Eryu Guan <guaneryu@gmail.com>
139 lines
3.2 KiB
Bash
Executable File
139 lines
3.2 KiB
Bash
Executable File
#! /bin/bash
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# SPDX-License-Identifier: GPL-2.0
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# Copyright (c) 2016 Facebook. All Rights Reserved.
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#
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# FS QA Test 131
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#
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# Test free space tree mount options.
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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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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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# remove previous $seqres.full before test
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rm -f $seqres.full
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# real QA test starts here
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_supported_fs btrfs
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_require_scratch
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_require_btrfs_command inspect-internal dump-super
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_require_btrfs_fs_feature free_space_tree
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mkfs_v1()
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{
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_scratch_mkfs >/dev/null 2>&1
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# Future proof against btrfs-progs making space_cache=v2 filesystems by
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# default.
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_scratch_mount -o clear_cache,space_cache=v1
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_scratch_unmount
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}
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mkfs_v2()
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{
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_scratch_mkfs >/dev/null 2>&1
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_scratch_mount -o space_cache=v2
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_scratch_unmount
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}
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check_fst_compat()
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{
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compat_ro="$($BTRFS_UTIL_PROG inspect-internal dump-super "$SCRATCH_DEV" | \
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sed -rn 's/^compat_ro_flags\s+(.*)$/\1/p')"
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if ((compat_ro & 0x1)); then
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echo "free space tree is enabled"
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else
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echo "free space tree is disabled"
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fi
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}
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# Mount options might interfere.
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export MOUNT_OPTIONS=""
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# When the free space tree is not enabled:
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# -o space_cache=v1: keep using the old free space cache
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# -o space_cache=v2: enable the free space tree
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# -o clear_cache,space_cache=v2: clear the free space cache and enable the free space tree
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# We don't check the no options case or plain space_cache as that will change
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# in the future to turn on space_cache=v2.
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mkfs_v1
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echo "Using free space cache"
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_scratch_mount -o space_cache=v1
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check_fst_compat
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_scratch_unmount
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mkfs_v1
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echo "Enabling free space tree"
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_scratch_mount -o space_cache=v2
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check_fst_compat
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_scratch_unmount
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mkfs_v1
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echo "Disabling free space cache and enabling free space tree"
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_scratch_mount -o clear_cache,space_cache=v2
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check_fst_compat
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_scratch_unmount
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# When the free space tree is enabled:
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# -o nospace_cache, -o space_cache=v1: error
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# no options, -o space_cache=v2: keep using the free space tree
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# -o clear_cache, -o clear_cache,space_cache=v2: clear and recreate the free space tree
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# -o clear_cache,nospace_cache: clear the free space tree
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# -o clear_cache,space_cache=v1: clear the free space tree, enable the free space cache
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mkfs_v2
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echo "Trying to mount without free space tree"
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_try_scratch_mount -o nospace_cache >/dev/null 2>&1 || echo "mount failed"
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_try_scratch_mount -o space_cache=v1 >/dev/null 2>&1 || echo "mount failed"
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mkfs_v2
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echo "Mounting existing free space tree"
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_scratch_mount
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check_fst_compat
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_scratch_unmount
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_scratch_mount -o space_cache=v2
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check_fst_compat
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_scratch_unmount
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mkfs_v2
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echo "Recreating free space tree"
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_scratch_mount -o clear_cache,space_cache=v2
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check_fst_compat
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_scratch_unmount
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mkfs_v2
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_scratch_mount -o clear_cache
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check_fst_compat
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_scratch_unmount
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mkfs_v2
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echo "Disabling free space tree"
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_scratch_mount -o clear_cache,nospace_cache
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check_fst_compat
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_scratch_unmount
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mkfs_v2
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echo "Reverting to free space cache"
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_scratch_mount -o clear_cache,space_cache=v1
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check_fst_compat
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_scratch_unmount
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# success, all done
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status=0
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exit
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