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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);