diff options
| -rw-r--r-- | fs/xfs/xfs_bmap_util.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/fs/xfs/xfs_bmap_util.c b/fs/xfs/xfs_bmap_util.c index 374ba05..202a51f 100644 --- a/fs/xfs/xfs_bmap_util.c +++ b/fs/xfs/xfs_bmap_util.c @@ -1173,9 +1173,15 @@ xfs_zero_remaining_bytes( xfs_buf_unlock(bp); for (offset = startoff; offset <= endoff; offset = lastoffset + 1) { + uint lock_mode; + offset_fsb = XFS_B_TO_FSBT(mp, offset); nimap = 1; + + lock_mode = xfs_ilock_data_map_shared(ip); error = xfs_bmapi_read(ip, offset_fsb, 1, &imap, &nimap, 0); + xfs_iunlock(ip, lock_mode); + if (error || nimap < 1) break; ASSERT(imap.br_blockcount >= 1); |