Index: head/sys/ufs/ffs/ffs_vnops.c
===================================================================
--- head/sys/ufs/ffs/ffs_vnops.c
+++ head/sys/ufs/ffs/ffs_vnops.c
@@ -111,6 +111,7 @@
 static vop_fdatasync_t	ffs_fdatasync;
 static vop_fsync_t	ffs_fsync;
 static vop_getpages_t	ffs_getpages;
+static vop_getpages_async_t	ffs_getpages_async;
 static vop_lock1_t	ffs_lock;
 static vop_read_t	ffs_read;
 static vop_write_t	ffs_write;
@@ -132,7 +133,7 @@
 	.vop_fsync =		ffs_fsync,
 	.vop_fdatasync =	ffs_fdatasync,
 	.vop_getpages =		ffs_getpages,
-	.vop_getpages_async =	vnode_pager_local_getpages_async,
+	.vop_getpages_async =	ffs_getpages_async,
 	.vop_lock1 =		ffs_lock,
 	.vop_read =		ffs_read,
 	.vop_reallocblks =	ffs_reallocblks,
@@ -154,7 +155,7 @@
 	.vop_fsync =		ffs_fsync,
 	.vop_fdatasync =	ffs_fdatasync,
 	.vop_getpages =		ffs_getpages,
-	.vop_getpages_async =	vnode_pager_local_getpages_async,
+	.vop_getpages_async =	ffs_getpages_async,
 	.vop_lock1 =		ffs_lock,
 	.vop_read =		ffs_read,
 	.vop_reallocblks =	ffs_reallocblks,
@@ -1742,3 +1743,25 @@
 	return (vfs_bio_getpages(vp, ap->a_m, ap->a_count, ap->a_rbehind,
 	    ap->a_rahead, ffs_gbp_getblkno, ffs_gbp_getblksz));
 }
+
+static int
+ffs_getpages_async(struct vop_getpages_async_args *ap)
+{
+	struct vnode *vp;
+	struct ufsmount *um;
+	int error;
+
+	vp = ap->a_vp;
+	um = VFSTOUFS(vp->v_mount);
+
+	if (um->um_devvp->v_bufobj.bo_bsize <= PAGE_SIZE)
+		return (vnode_pager_generic_getpages(vp, ap->a_m, ap->a_count,
+		    ap->a_rbehind, ap->a_rahead, ap->a_iodone, ap->a_arg));
+
+	error = vfs_bio_getpages(vp, ap->a_m, ap->a_count, ap->a_rbehind,
+	    ap->a_rahead, ffs_gbp_getblkno, ffs_gbp_getblksz);
+	ap->a_iodone(ap->a_arg, ap->a_m, ap->a_count, error);
+
+	return (error);
+}
+