diff --git a/sys/dev/vinum/vinumrequest.c b/sys/dev/vinum/vinumrequest.c
index c81a4ca090ad..ffbc76bd4a80 100644
--- a/sys/dev/vinum/vinumrequest.c
+++ b/sys/dev/vinum/vinumrequest.c
@@ -33,7 +33,7 @@
  * otherwise) arising in any way out of the use of this software, even if
  * advised of the possibility of such damage.
  *
- * $Id: vinumrequest.c,v 1.26 1999/06/24 08:56:03 grog Exp $
+ * $Id: vinumrequest.c,v 1.23 1999/03/20 21:58:38 grog Exp grog $
  */
 
 #include <dev/vinum/vinumhdr.h>
@@ -725,7 +725,10 @@ build_rq_buffer(struct rqelement *rqe, struct plex *plex)
 
     /* Initialize the buf struct */
     bp->b_flags = ubp->b_flags & (B_NOCACHE | B_READ | B_ASYNC); /* copy these flags from user bp */
-    bp->b_flags |= B_CALL;			    	    /* inform us when it's done */
+    bp->b_flags |= B_CALL;				    /* inform us when it's done */
+    BUF_LOCKINIT(bp);					    /* get a lock for the buffer */
+    BUF_LOCK(bp, LK_EXCLUSIVE);				    /* and lock it */
+
     /*
      * XXX Should we check for reviving plexes here, and
      * set B_ORDERED if so?
diff --git a/sys/dev/vinum/vinumrevive.c b/sys/dev/vinum/vinumrevive.c
index 25c0ff8b6bf9..9eec5f5170a9 100644
--- a/sys/dev/vinum/vinumrevive.c
+++ b/sys/dev/vinum/vinumrevive.c
@@ -33,7 +33,7 @@
  * otherwise) arising in any way out of the use of this software, even if
  * advised of the possibility of such damage.
  *
- * $Id: vinumrevive.c,v 1.12 1999/05/15 05:49:21 grog Exp $
+ * $Id: vinumrevive.c,v 1.7 1999/02/28 02:12:18 grog Exp grog $
  */
 
 #include <dev/vinum/vinumhdr.h>
@@ -146,6 +146,8 @@ revive_block(int sdno)
 
 	bp->b_dev = VINUMRBDEV(sdno, VINUM_RAWSD_TYPE);	    /* create the device number */
 	bp->b_flags = B_ORDERED;			    /* and make this an ordered write */
+	BUF_LOCKINIT(bp);				    /* get a lock for the buffer */
+	BUF_LOCK(bp, LK_EXCLUSIVE);			    /* and lock it */
 	bp->b_resid = 0x0;
 	bp->b_blkno = sd->revived;			    /* write it to here */
 	sdio(bp);					    /* perform the I/O */