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>
Test if dirtying many inodes (which can delay umount) then
unmounting and quickly mounting again causes the mount to fail.
A race, which breaks the test in btrfs, is fixed by kernel commit
48cfa61b58a1 ("btrfs: fix mount failure caused by race with umount")
Signed-off-by: Boris Burkov <boris@bur.io>
Reviewed-by: Zorro Lang <zlang@redhat.com>
Signed-off-by: Eryu Guan <guaneryu@gmail.com>