#! /bin/bash # SPDX-License-Identifier: GPL-2.0 # Copyright (C) 2018 Oracle. All Rights Reserved. # # FSQA Test No. 481 # # Reproduce a regression of btrfs that leads to -EEXIST on creating new files # after log replay. # # The kernel fix is # Btrfs: fix unexpected -EEXIST when creating new inode # seq=`basename $0` seqres=$RESULT_DIR/$seq echo "QA output created by $seq" tmp=/tmp/$$ status=1 # failure is the default! trap "_cleanup; exit \$status" 0 1 2 3 15 _cleanup() { _cleanup_flakey cd / rm -f $tmp.* } # get standard environment, filters and checks . ./common/rc . ./common/filter . ./common/dmflakey # real QA test starts here _supported_fs generic _supported_os Linux _require_scratch _require_dm_target flakey rm -f $seqres.full _scratch_mkfs >>$seqres.full 2>&1 _require_metadata_journaling $SCRATCH_DEV _init_flakey _mount_flakey # create a file and keep it in write ahead log $XFS_IO_PROG -f -c "fsync" $SCRATCH_MNT/foo # fail this filesystem so that remount can replay the write ahead log _flakey_drop_and_remount # see if we can create a new file successfully touch $SCRATCH_MNT/bar _unmount_flakey echo "Silence is golden" status=0 exit