diff --git a/sys/kern/vfs_bio.c b/sys/kern/vfs_bio.c
index 7e69cdba841..94baa5add2d 100644
--- a/sys/kern/vfs_bio.c
+++ b/sys/kern/vfs_bio.c
@@ -90,6 +90,7 @@ static void buf_daemon __P((void));
  * but the code is intricate enough already.
  */
 vm_page_t bogus_page;
+int vmiodirenable = FALSE;
 int runningbufspace;
 static vm_offset_t bogus_offset;
 
@@ -137,6 +138,8 @@ SYSCTL_INT(_vfs, OID_AUTO, getnewbufcalls, CTLFLAG_RW,
 	&getnewbufcalls, 0, "");
 SYSCTL_INT(_vfs, OID_AUTO, getnewbufrestarts, CTLFLAG_RW,
 	&getnewbufrestarts, 0, "");
+SYSCTL_INT(_vfs, OID_AUTO, vmiodirenable, CTLFLAG_RW,
+	&vmiodirenable, 0, "");
 SYSCTL_INT(_vfs, OID_AUTO, bufdefragcnt, CTLFLAG_RW,
 	&bufdefragcnt, 0, "");
 SYSCTL_INT(_vfs, OID_AUTO, buffreekvacnt, CTLFLAG_RW,
diff --git a/sys/kern/vfs_subr.c b/sys/kern/vfs_subr.c
index 46c97dec840..b4219025257 100644
--- a/sys/kern/vfs_subr.c
+++ b/sys/kern/vfs_subr.c
@@ -83,10 +83,6 @@ static void	vclean __P((struct vnode *vp, int flags, struct proc *p));
 static unsigned long	numvnodes;
 SYSCTL_LONG(_debug, OID_AUTO, numvnodes, CTLFLAG_RD, &numvnodes, 0, "");
 
-static int vmiodirenable = FALSE;
-SYSCTL_INT(_vfs, OID_AUTO, vmiodirenable, CTLFLAG_RW,
-        &vmiodirenable, 0, "");
-
 /*
  * Conversion tables for conversion from vnode types to inode formats
  * and back.
@@ -2382,9 +2378,6 @@ loop:
 		if (vp->v_flag & VXLOCK)	/* XXX: what if MNT_WAIT? */
 			continue;
 
-		if (vp->v_flag & VNOSYNC)	/* unlinked, skip it */
-			continue;
-
 		if (flags != MNT_WAIT) {
 			if (VOP_GETVOBJECT(vp, &obj) != 0 ||
 			    (obj->flags & OBJ_MIGHTBEDIRTY) == 0)
@@ -2793,22 +2786,6 @@ vn_isdisk(vp, errp)
 	return (1);
 }
 
-/*
- * Check if a vnode should be done with VMIO.
- */
-int
-vn_canvmio(vp)
-	struct vnode *vp;
-{
-	if (!vp)
-		return (FALSE);
-	if (vp->v_type == VREG || (vmiodirenable && vp->v_type == VDIR))
-		return (TRUE);
-	if (vn_isdisk(vp, NULL))
-		return TRUE;
-	return FALSE;
-}
-
 /*
  * Free data allocated by namei(); see namei(9) for details.
  */