xfs: remove unused flags arg from xfs_get_aghdr_buf()

The flags arg is always passed as zero, so remove it.

(xfs_buf_get_uncached takes flags to support XBF_NO_IOACCT for
the sb, but that should never be relevant for xfs_get_aghdr_buf)
Signed-off-by: Eric Sandeen <sandeen@redhat.com>
Reviewed-by: Carlos Maiolino <cmaiolino@redhat.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Darrick J. Wong <darrick.wong@oracle.com>
Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>

fs/xfs/libxfs/xfs_ag.c

@@ -28,12 +28,11 @@ xfs_get_aghdr_buf(
 	struct xfs_mount	*mp,
 	xfs_daddr_t		blkno,
 	size_t			numblks,
-	int			flags,
 	const struct xfs_buf_ops *ops)
 {
 	struct xfs_buf		*bp;
 
-	bp = xfs_buf_get_uncached(mp->m_ddev_targp, numblks, flags);
+	bp = xfs_buf_get_uncached(mp->m_ddev_targp, numblks, 0);
 	if (!bp)
 		return NULL;
 
@@ -345,7 +344,7 @@ xfs_ag_init_hdr(
 {
 	struct xfs_buf		*bp;
 
-	bp = xfs_get_aghdr_buf(mp, id->daddr, id->numblks, 0, ops);
+	bp = xfs_get_aghdr_buf(mp, id->daddr, id->numblks, ops);
 	if (!bp)
 		return -ENOMEM;