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>

fs/xfs/xfs_buf.h

@@ -321,10 +321,6 @@ void xfs_buf_stale(struct xfs_buf *bp);
 #define XFS_BUF_UNSTALE(bp)	((bp)->b_flags &= ~XBF_STALE)
 #define XFS_BUF_ISSTALE(bp)	((bp)->b_flags & XBF_STALE)
 
-#define XFS_BUF_ASYNC(bp)	((bp)->b_flags |= XBF_ASYNC)
-#define XFS_BUF_UNASYNC(bp)	((bp)->b_flags &= ~XBF_ASYNC)
-#define XFS_BUF_ISASYNC(bp)	((bp)->b_flags & XBF_ASYNC)
-
 #define XFS_BUF_READ(bp)	((bp)->b_flags |= XBF_READ)
 #define XFS_BUF_UNREAD(bp)	((bp)->b_flags &= ~XBF_READ)
 #define XFS_BUF_ISREAD(bp)	((bp)->b_flags & XBF_READ)

fs/xfs/xfs_buf_item.c

@@ -1090,7 +1090,7 @@ xfs_buf_iodone_callbacks(
 	 * errors tend to affect the whole device and a failing log write
 	 * will make us give up.  But we really ought to do better here.
 	 */
-	if (XFS_BUF_ISASYNC(bp)) {
+	if (bp->b_flags & XBF_ASYNC) {
 		ASSERT(bp->b_iodone != NULL);
 
 		trace_xfs_buf_item_iodone_async(bp, _RET_IP_);

fs/xfs/xfs_log.c

@@ -1212,7 +1212,7 @@ xlog_iodone(xfs_buf_t *bp)
 	}
 
 	/* log I/O is always issued ASYNC */
-	ASSERT(XFS_BUF_ISASYNC(bp));
+	ASSERT(bp->b_flags & XBF_ASYNC);
 	xlog_state_done_syncing(iclog, aborted);
 
 	/*
@@ -1865,8 +1865,7 @@ xlog_sync(
 	bp->b_io_length = BTOBB(count);
 	bp->b_fspriv = iclog;
 	XFS_BUF_ZEROFLAGS(bp);
-	XFS_BUF_ASYNC(bp);
-	bp->b_flags |= XBF_SYNCIO;
+	bp->b_flags |= (XBF_ASYNC | XBF_SYNCIO);
 
 	if (log->l_mp->m_flags & XFS_MOUNT_BARRIER) {
 		bp->b_flags |= XBF_FUA;
@@ -1911,8 +1910,7 @@ xlog_sync(
 				(char *)&iclog->ic_header + count, split);
 		bp->b_fspriv = iclog;
 		XFS_BUF_ZEROFLAGS(bp);
-		XFS_BUF_ASYNC(bp);
-		bp->b_flags |= XBF_SYNCIO;
+		bp->b_flags |= (XBF_ASYNC | XBF_SYNCIO);
 		if (log->l_mp->m_flags & XFS_MOUNT_BARRIER)
 			bp->b_flags |= XBF_FUA;
 

fs/xfs/xfs_log_recover.c

@@ -4926,10 +4926,9 @@ xlog_do_recover(
 	 * 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);