From 4d768fea352c35f2a14b95c1bfd1a4875bcf6bdf Mon Sep 17 00:00:00 2001
From: Poul-Henning Kamp <phk@FreeBSD.org>
Date: Fri, 22 Feb 2002 07:45:16 +0000
Subject: [PATCH] GC: bufqueues are not used under -current, we use bioqueues.

---
 sys/sys/buf.h | 47 -----------------------------------------------
 1 file changed, 47 deletions(-)

diff --git a/sys/sys/buf.h b/sys/sys/buf.h
index 051a323acea..61fda6c726a 100644
--- a/sys/sys/buf.h
+++ b/sys/sys/buf.h
@@ -385,53 +385,6 @@ struct cluster_save {
 };
 
 #ifdef _KERNEL
-static __inline void bufq_init __P((struct buf_queue_head *head));
-static __inline void bufq_insert_tail __P((struct buf_queue_head *head,
-					   struct buf *bp));
-static __inline void bufq_remove __P((struct buf_queue_head *head,
-				      struct buf *bp));
-static __inline struct buf *bufq_first __P((struct buf_queue_head *head));
-
-static __inline void
-bufq_init(struct buf_queue_head *head)
-{
-	TAILQ_INIT(&head->queue);
-	head->last_pblkno = 0;
-	head->insert_point = NULL;
-	head->switch_point = NULL;
-}
-
-static __inline void
-bufq_insert_tail(struct buf_queue_head *head, struct buf *bp)
-{
-	if ((bp->b_ioflags & BIO_ORDERED) != 0) {
-		head->insert_point = bp;
-		head->switch_point = NULL;
-	}
-	TAILQ_INSERT_TAIL(&head->queue, bp, b_act);
-}
-
-static __inline void
-bufq_remove(struct buf_queue_head *head, struct buf *bp)
-{
-	if (bp == head->switch_point)
-		head->switch_point = TAILQ_NEXT(bp, b_act);
-	if (bp == head->insert_point) {
-		head->insert_point = TAILQ_PREV(bp, buf_queue, b_act);
-		if (head->insert_point == NULL)
-			head->last_pblkno = 0;
-	} else if (bp == TAILQ_FIRST(&head->queue))
-		head->last_pblkno = bp->b_pblkno;
-	TAILQ_REMOVE(&head->queue, bp, b_act);
-	if (TAILQ_FIRST(&head->queue) == head->switch_point)
-		head->switch_point = NULL;
-}
-
-static __inline struct buf *
-bufq_first(struct buf_queue_head *head)
-{
-	return (TAILQ_FIRST(&head->queue));
-}
 
 #define BUF_WRITE(bp)					\
 	(bp)->b_op->bop_write(bp)