Lines Matching defs:dun
331 struct union_node *dun = VTOUNION(dvp);
358 upperdvp = dun->un_uppervp;
359 lowerdvp = dun->un_lowervp;
426 if ((cnp->cn_flags & ISDOTDOT) && dun->un_pvp != NULLVP) {
427 lowervp = LOWERVP(dun->un_pvp);
1206 struct union_node *dun = VTOUNION(ap->a_dvp);
1210 if (dun->un_uppervp == NULLVP)
1214 struct vnode *dvp = dun->un_uppervp;
1227 MOUNTTOUNIONMOUNT(UNIONTOV(dun)->v_mount),
1228 dun->un_uppervp, ap->a_cnp, un);
1245 struct union_node *dun;
1249 dun = VTOUNION(ap->a_dvp);
1258 const bool droplock = (dun->un_uppervp == un->un_dirvp);
1265 VOP_UNLOCK(dun->un_uppervp);
1272 * where ap->a_dvp and/or dun->un_uppervp are
1282 vn_lock(dun->un_uppervp,
1295 if (dun->un_uppervp == NULLVP)
1315 dvp = dun->un_uppervp;
1475 struct union_node *dun = VTOUNION(ap->a_dvp);
1479 if (dun->un_uppervp == NULLVP)
1489 struct vnode *dvp = dun->un_uppervp;
1502 MOUNTTOUNIONMOUNT(UNIONTOV(dun)->v_mount),
1503 dun->un_uppervp, ap->a_cnp, un);