diff mbox series

[09/20] xfs: also call xfs_file_iomap_end_delalloc for zeroing operations

Message ID 20191008071527.29304-10-hch@lst.de (mailing list archive)
State New, archived
Headers show
Series [01/20] iomap: better document the IOMAP_F_* flags | expand

Commit Message

Christoph Hellwig Oct. 8, 2019, 7:15 a.m. UTC 
There is no reason not to punch out stale delalloc blocks for zeroing
operations, as they otherwise behave exactly like normal writes.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Darrick J. Wong <darrick.wong@oracle.com>
---
 fs/xfs/xfs_iomap.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)
diff mbox series

Patch

diff --git a/fs/xfs/xfs_iomap.c b/fs/xfs/xfs_iomap.c
index 016adcd7dd66..7031547e25ad 100644
--- a/fs/xfs/xfs_iomap.c
+++ b/fs/xfs/xfs_iomap.c
@@ -1138,7 +1138,8 @@  xfs_file_iomap_end(
 	unsigned		flags,
 	struct iomap		*iomap)
 {
-	if ((flags & IOMAP_WRITE) && iomap->type == IOMAP_DELALLOC)
+	if ((flags & (IOMAP_WRITE | IOMAP_ZERO)) &&
+	    iomap->type == IOMAP_DELALLOC)
 		return xfs_file_iomap_end_delalloc(XFS_I(inode), offset,
 				length, written, iomap);
 	return 0;