259 static struct Qdisc *qdisc_match_from_root(struct Qdisc *root, u32 handle)  in qdisc_match_from_root()  argument
264 		return (root->handle == handle ? root : NULL);  in qdisc_match_from_root()
267 	    root->handle == handle)  in qdisc_match_from_root()
270 	hash_for_each_possible_rcu(qdisc_dev(root)->qdisc_hash, q, hash, handle,  in qdisc_match_from_root()
272 		if (q->handle == handle)  in qdisc_match_from_root()
282 		hash_add_rcu(qdisc_dev(q)->qdisc_hash, &q->hash, q->handle);  in qdisc_hash_add()
298 struct Qdisc *qdisc_lookup(struct net_device *dev, u32 handle)  in qdisc_lookup()  argument
302 	if (!handle)  in qdisc_lookup()
304 	q = qdisc_match_from_root(rtnl_dereference(dev->qdisc), handle);  in qdisc_lookup()
311 			handle);  in qdisc_lookup()
316 struct Qdisc *qdisc_lookup_rcu(struct net_device *dev, u32 handle)  in qdisc_lookup_rcu()  argument
321 	if (!handle)  in qdisc_lookup_rcu()
323 	q = qdisc_match_from_root(rcu_dereference(dev->qdisc), handle);  in qdisc_lookup_rcu()
329 		q = qdisc_match_from_root(nq->qdisc_sleeping, handle);  in qdisc_lookup_rcu()
598 			txt, qdisc->ops->id, qdisc->handle >> 16);  in qdisc_warn_nonwc()
875 		.handle		= new ? new->handle : 0,  in qdisc_offload_graft_root()
907 	tcm->tcm_handle = q->handle;  in tc_fill_qdisc()
1172 				  struct Qdisc *p, u32 parent, u32 handle,  in qdisc_create()  argument
1225 	if (handle == TC_H_INGRESS) {  in qdisc_create()
1232 		handle = TC_H_MAKE(TC_H_INGRESS, 0);  in qdisc_create()
1234 		if (handle == 0) {  in qdisc_create()
1235 			handle = qdisc_alloc_handle(dev);  in qdisc_create()
1236 			if (handle == 0) {  in qdisc_create()
1246 	sch->handle = handle;  in qdisc_create()
1481 		if (tcm->tcm_handle && q->handle != tcm->tcm_handle) {  in tc_get_qdisc()
1503 		if (q->handle == 0) {  in tc_get_qdisc()
1585 		if (q && q->handle == 0)  in tc_modify_qdisc()
1588 		if (!q || !tcm->tcm_handle || q->handle != tcm->tcm_handle) {  in tc_modify_qdisc()
1869 	tcm->tcm_parent = q->handle;  in tc_fill_tclass()
1870 	tcm->tcm_handle = q->handle;  in tc_fill_tclass()
2093 			qid = rtnl_dereference(dev->qdisc)->handle;  in tc_ctl_tclass()
2104 			qid = rtnl_dereference(dev->qdisc)->handle;  in tc_ctl_tclass()
2197 	     TC_H_MAJ(tcm->tcm_parent) != q->handle)) {  in tc_dump_tclass_qdisc()