416 	struct vnode **dvp = ap->a_vpp;  in devfs_vptocnp()  local
436 		*dvp = vp;  in devfs_vptocnp()
437 		vref(*dvp);  in devfs_vptocnp()
455 	*dvp = de->de_vnode;  in devfs_vptocnp()
456 	if (*dvp != NULL) {  in devfs_vptocnp()
457 		VI_LOCK(*dvp);  in devfs_vptocnp()
459 		vholdl(*dvp);  in devfs_vptocnp()
460 		VI_UNLOCK(*dvp);  in devfs_vptocnp()
461 		vref(*dvp);  in devfs_vptocnp()
462 		vdrop(*dvp);  in devfs_vptocnp()
1058 	struct vnode *dvp, **vpp;  in devfs_lookupx()  local
1071 	dvp = ap->a_dvp;  in devfs_lookupx()
1075 	mp = dvp->v_mount;  in devfs_lookupx()
1077 	dd = dvp->v_data;  in devfs_lookupx()
1083 	if (dvp->v_type != VDIR)  in devfs_lookupx()
1086 	if ((flags & ISDOTDOT) && (dvp->v_vflag & VV_ROOT))  in devfs_lookupx()
1089 	error = vn_dir_check_exec(dvp, cnp);  in devfs_lookupx()
1096 		*vpp = dvp;  in devfs_lookupx()
1097 		vref(dvp);  in devfs_lookupx()
1107 		dvplocked = VOP_ISLOCKED(dvp);  in devfs_lookupx()
1108 		VOP_UNLOCK(dvp);  in devfs_lookupx()
1112 		vn_lock(dvp, dvplocked | LK_RETRY);  in devfs_lookupx()
1116 	dd = dvp->v_data;  in devfs_lookupx()
1134 		dvplocked = VOP_ISLOCKED(dvp);  in devfs_lookupx()
1149 		VOP_UNLOCK(dvp);  in devfs_lookupx()
1152 		vn_lock(dvp, dvplocked | LK_RETRY);  in devfs_lookupx()
1156 		else if (devfs_populate_vp(dvp) != 0) {  in devfs_lookupx()
1200 		error = VOP_ACCESS(dvp, VWRITE, cnp->cn_cred, td);  in devfs_lookupx()
1203 		if (*vpp == dvp) {  in devfs_lookupx()
1204 			vref(dvp);  in devfs_lookupx()
1205 			*vpp = dvp;  in devfs_lookupx()
1236 	struct vnode *dvp, **vpp;  in devfs_mknod()  local
1247 	dvp = ap->a_dvp;  in devfs_mknod()
1248 	dmp = VFSTODEVFS(dvp->v_mount);  in devfs_mknod()
1252 	dd = dvp->v_data;  in devfs_mknod()
1272 	error = devfs_allocv(de, dvp->v_mount, LK_EXCLUSIVE, vpp);  in devfs_mknod()
1624 	struct vnode *dvp = ap->a_dvp;  in devfs_remove()  local
1630 	ASSERT_VOP_ELOCKED(dvp, "devfs_remove");  in devfs_remove()
1646 		if (dvp != vp)  in devfs_remove()
1647 			VOP_UNLOCK(dvp);  in devfs_remove()
1650 		if (dvp != vp)  in devfs_remove()
1651 			vn_lock(dvp, LK_EXCLUSIVE | LK_RETRY);  in devfs_remove()