xfs: remove XBF_WRITE flag wrapper macros

They only set/clear/check a flag, no need for obfuscating this
with a macro.

Signed-off-by: Dave Chinner <dchinner@redhat.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Dave Chinner <david@fromorbit.com>


diff --git a/fs/xfs/xfs_log_recover.c b/fs/xfs/xfs_log_recover.c
index e747bad..50a75ec 100644
--- a/fs/xfs/xfs_log_recover.c
+++ b/fs/xfs/xfs_log_recover.c
@@ -4927,7 +4927,7 @@
 	 */
 	bp = xfs_getsb(log->l_mp, 0);
 	bp->b_flags &= ~(XBF_DONE | XBF_ASYNC);
-	ASSERT(!(XFS_BUF_ISWRITE(bp)));
+	ASSERT(!(bp->b_flags & XBF_WRITE));
 	bp->b_flags |= XBF_READ;
 	bp->b_ops = &xfs_sb_buf_ops;