xfs: remove XBF_ASYNC 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 545ff3c..f00cce9 100644
--- a/fs/xfs/xfs_log_recover.c
+++ b/fs/xfs/xfs_log_recover.c
@@ -4926,10 +4926,9 @@
 	 * updates, re-read in the superblock and reverify it.
 	 */
 	bp = xfs_getsb(log->l_mp, 0);
-	bp->b_flags &= ~XBF_DONE;
+	bp->b_flags &= ~(XBF_DONE | XBF_ASYNC);
 	ASSERT(!(XFS_BUF_ISWRITE(bp)));
 	XFS_BUF_READ(bp);
-	XFS_BUF_UNASYNC(bp);
 	bp->b_ops = &xfs_sb_buf_ops;
 
 	error = xfs_buf_submit_wait(bp);