xfs: support bmapping delalloc extents in the CoW fork
Allow the creation of delayed allocation extents in the CoW fork. In
a subsequent patch we'll wire up iomap_begin to actually do this via
reflink helper functions.
Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
diff --git a/fs/xfs/xfs_iomap.c b/fs/xfs/xfs_iomap.c
index c08253e..59c7beb 100644
--- a/fs/xfs/xfs_iomap.c
+++ b/fs/xfs/xfs_iomap.c
@@ -609,7 +609,7 @@
}
retry:
- error = xfs_bmapi_reserve_delalloc(ip, offset_fsb,
+ error = xfs_bmapi_reserve_delalloc(ip, XFS_DATA_FORK, offset_fsb,
end_fsb - offset_fsb, &got,
&prev, &idx, eof);
switch (error) {