diff --git a/sys/vm/vnode_pager.c b/sys/vm/vnode_pager.c
--- a/sys/vm/vnode_pager.c
+++ b/sys/vm/vnode_pager.c
@@ -640,6 +640,13 @@
 	return (err);
 }
 
+static void
+vnode_pager_input_bdone(struct buf *bp)
+{
+	runningbufwakeup(bp);
+	bdone(bp);
+}
+
 /*
  * small block filesystem vnode pager input
  */
@@ -686,7 +693,7 @@
 
 			/* build a minimal buffer header */
 			bp->b_iocmd = BIO_READ;
-			bp->b_iodone = bdone;
+			bp->b_iodone = vnode_pager_input_bdone;
 			KASSERT(bp->b_rcred == NOCRED, ("leaking read ucred"));
 			KASSERT(bp->b_wcred == NOCRED, ("leaking write ucred"));
 			bp->b_rcred = crhold(curthread->td_ucred);
@@ -1204,6 +1211,8 @@
 	error = (bp->b_ioflags & BIO_ERROR) != 0 ? bp->b_error : 0;
 	object = bp->b_vp->v_object;
 
+	runningbufwakeup(bp);
+
 	if (error == 0 && bp->b_bcount != bp->b_npages * PAGE_SIZE) {
 		if (!buf_mapped(bp)) {
 			bp->b_data = bp->b_kvabase;