xfs: don't bring in extents in xfs_bmap_punch_delalloc_range

This function is only used to punch out delayed allocations on I/O
failure, which means we need to have read the extents earlier.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Darrick J. Wong <darrick.wong@oracle.com>
Signed-off-by: Dave Chinner <david@fromorbit.com>

diff --git a/fs/xfs/xfs_bmap_util.c b/fs/xfs/xfs_bmap_util.c
index ae3cc39..6de8d90 100644 (file)
--- a/fs/xfs/xfs_bmap_util.c
+++ b/fs/xfs/xfs_bmap_util.c
@@ -702,13 +702,9 @@ xfs_bmap_punch_delalloc_range(
        struct xfs_iext_cursor  icur;
        int                     error = 0;
 
-       xfs_ilock(ip, XFS_ILOCK_EXCL);
-       if (!(ifp->if_flags & XFS_IFEXTENTS)) {
-               error = xfs_iread_extents(NULL, ip, XFS_DATA_FORK);
-               if (error)
-                       goto out_unlock;
-       }
+       ASSERT(ifp->if_flags & XFS_IFEXTENTS);
 
+       xfs_ilock(ip, XFS_ILOCK_EXCL);
        if (!xfs_iext_lookup_extent_before(ip, ifp, &end_fsb, &icur, &got))
                goto out_unlock;