Commit 86d692bf authored Dec 14, 2017 by Darrick J. Wong

xfs: set cowblocks tag for direct cow writes too



If a user performs a direct CoW write, we end up loading the CoW fork
with preallocated extents.  Therefore, we must set the cowblocks tag so
that they can be cleared out if we run low on space.

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

parent 10ddf64e

fs/xfs/xfs_reflink.c

+2 −0

Original line number	Diff line number	Diff line
		@@ -454,6 +454,8 @@ xfs_reflink_allocate_cow(
		if (error)
		goto out_bmap_cancel;

		xfs_inode_set_cowblocks_tag(ip);

		/* Finish up. */
		error = xfs_defer_finish(&tp, &dfops);
		if (error)