xfs: remove the buffered I/O fallback assert
The iomap code has been designed from the start not to do magic fallback,
so remove the assert in preparation for further code cleanups.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Dave Chinner <dchinner@redhat.com>
Reviewed-by: Brian Foster <bfoster@redhat.com>
Reviewed-by: Darrick J. Wong <djwong@kernel.org>
Signed-off-by: Darrick J. Wong <djwong@kernel.org>
diff --git a/fs/xfs/xfs_file.c b/fs/xfs/xfs_file.c
index 3dc5f8c..b38002d 100644
--- a/fs/xfs/xfs_file.c
+++ b/fs/xfs/xfs_file.c
@@ -609,12 +609,6 @@ xfs_file_dio_write(
out:
if (iolock)
xfs_iunlock(ip, iolock);
-
- /*
- * No fallback to buffered IO after short writes for XFS, direct I/O
- * will either complete fully or return an error.
- */
- ASSERT(ret < 0 || ret == count);
return ret;
}