Commit 80e543ae authored by Christoph Hellwig's avatar Christoph Hellwig Committed by Darrick J. Wong
Browse files

xfs: use ENOTBLK for direct I/O to buffered I/O fallback 



This is what the classic fs/direct-io.c implementation and thuse other
file systems use.

Signed-off-by: default avatarChristoph Hellwig <hch@lst.de>
Reviewed-by: default avatarDarrick J. Wong <darrick.wong@oracle.com>
Signed-off-by: default avatarDarrick J. Wong <darrick.wong@oracle.com>
parent 54752de9

fs/xfs/xfs_file.c

+2 −2
Original line number Diff line number Diff line
@@ -505,7 +505,7 @@ xfs_file_dio_aio_write( 
		 */

		if (xfs_is_cow_inode(ip)) {

			trace_xfs_reflink_bounce_dio_write(ip, iocb->ki_pos, count);

			return -EREMCHG;

			return -ENOTBLK;

		}

		iolock = XFS_IOLOCK_EXCL;

	} else {
@@ -714,7 +714,7 @@ xfs_file_write_iter( 
		 * allow an operation to fall back to buffered mode.

		 */

		ret = xfs_file_dio_aio_write(iocb, from);

		if (ret != -EREMCHG)

		if (ret != -ENOTBLK)

			return ret;

	}