# Try to mount another overlay with the same upperdir
# with index=on - expect EBUSY
_overlay_mount_dirs $lowerdir2 $upperdir $workdir2 \
- overlay2 $SCRATCH_MNT -oindex=on 2>&1 | _filter_scratch
+ overlay2 $SCRATCH_MNT -oindex=on 2>&1 | _filter_busy_mount
# Try to mount another overlay with the same workdir
# with index=on - expect EBUSY
_overlay_mount_dirs $lowerdir2 $upperdir2 $workdir \
- overlay3 $SCRATCH_MNT -oindex=on 2>&1 | _filter_scratch
+ overlay3 $SCRATCH_MNT -oindex=on 2>&1 | _filter_busy_mount
# success, all done