Commit d4f74e16 authored by Darrick J. Wong's avatar Darrick J. Wong
Browse files

xfs: fix xfs_reflink_unshare usage of filemap_write_and_wait_range 



The final parameter of filemap_write_and_wait_range is the end of the
range to flush, not the length of the range to flush.

Fixes: 46afb062 ("xfs: only flush the unshared range in xfs_reflink_unshare")
Signed-off-by: default avatarDarrick J. Wong <djwong@kernel.org>
Reviewed-by: default avatarChandan Babu R <chandanrlinux@gmail.com>
Reviewed-by: default avatarBrian Foster <bfoster@redhat.com>
parent fd43cf60

fs/xfs/xfs_reflink.c

+2 −1
Original line number Diff line number Diff line
@@ -1522,7 +1522,8 @@ xfs_reflink_unshare( 
	if (error)

		goto out;



	error = filemap_write_and_wait_range(inode->i_mapping, offset, len);

	error = filemap_write_and_wait_range(inode->i_mapping, offset,

			offset + len - 1);

	if (error)

		goto out;