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Diffstat (limited to 'fs/xfs/xfs_bmap_util.c')
-rw-r--r--fs/xfs/xfs_bmap_util.c35
1 files changed, 23 insertions, 12 deletions
diff --git a/fs/xfs/xfs_bmap_util.c b/fs/xfs/xfs_bmap_util.c
index 82e0dab46ee5..f264616080ca 100644
--- a/fs/xfs/xfs_bmap_util.c
+++ b/fs/xfs/xfs_bmap_util.c
@@ -618,22 +618,27 @@ xfs_getbmap(
return XFS_ERROR(ENOMEM);
xfs_ilock(ip, XFS_IOLOCK_SHARED);
- if (whichfork == XFS_DATA_FORK && !(iflags & BMV_IF_DELALLOC)) {
- if (ip->i_delayed_blks || XFS_ISIZE(ip) > ip->i_d.di_size) {
+ if (whichfork == XFS_DATA_FORK) {
+ if (!(iflags & BMV_IF_DELALLOC) &&
+ (ip->i_delayed_blks || XFS_ISIZE(ip) > ip->i_d.di_size)) {
error = -filemap_write_and_wait(VFS_I(ip)->i_mapping);
if (error)
goto out_unlock_iolock;
+
+ /*
+ * Even after flushing the inode, there can still be
+ * delalloc blocks on the inode beyond EOF due to
+ * speculative preallocation. These are not removed
+ * until the release function is called or the inode
+ * is inactivated. Hence we cannot assert here that
+ * ip->i_delayed_blks == 0.
+ */
}
- /*
- * even after flushing the inode, there can still be delalloc
- * blocks on the inode beyond EOF due to speculative
- * preallocation. These are not removed until the release
- * function is called or the inode is inactivated. Hence we
- * cannot assert here that ip->i_delayed_blks == 0.
- */
- }
- lock = xfs_ilock_map_shared(ip);
+ lock = xfs_ilock_data_map_shared(ip);
+ } else {
+ lock = xfs_ilock_attr_map_shared(ip);
+ }
/*
* Don't let nex be bigger than the number of extents
@@ -738,7 +743,7 @@ xfs_getbmap(
out_free_map:
kmem_free(map);
out_unlock_ilock:
- xfs_iunlock_map_shared(ip, lock);
+ xfs_iunlock(ip, lock);
out_unlock_iolock:
xfs_iunlock(ip, XFS_IOLOCK_SHARED);
@@ -1169,9 +1174,15 @@ 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);