261 static struct Qdisc *qdisc_match_from_root(struct Qdisc *root, u32 handle)  in qdisc_match_from_root()  argument
266 		return (root->handle == handle ? root : NULL);  in qdisc_match_from_root()
269 	    root->handle == handle)  in qdisc_match_from_root()
272 	hash_for_each_possible_rcu(qdisc_dev(root)->qdisc_hash, q, hash, handle,  in qdisc_match_from_root()
274 		if (q->handle == handle)  in qdisc_match_from_root()
284 		hash_add_rcu(qdisc_dev(q)->qdisc_hash, &q->hash, q->handle);  in qdisc_hash_add()
300 struct Qdisc *qdisc_lookup(struct net_device *dev, u32 handle)  in qdisc_lookup()  argument
304 	if (!handle)  in qdisc_lookup()
306 	q = qdisc_match_from_root(rtnl_dereference(dev->qdisc), handle);  in qdisc_lookup()
313 			handle);  in qdisc_lookup()
318 struct Qdisc *qdisc_lookup_rcu(struct net_device *dev, u32 handle)  in qdisc_lookup_rcu()  argument
323 	if (!handle)  in qdisc_lookup_rcu()
325 	q = qdisc_match_from_root(rcu_dereference(dev->qdisc), handle);  in qdisc_lookup_rcu()
332 					  handle);  in qdisc_lookup_rcu()
601 			txt, qdisc->ops->id, qdisc->handle >> 16);  in qdisc_warn_nonwc()
902 		.handle		= new ? new->handle : 0,  in qdisc_offload_graft_root()
935 	tcm->tcm_handle = q->handle;  in tc_fill_qdisc()
1230 				  u32 parent, u32 handle,  in qdisc_create()  argument
1283 	if (handle == TC_H_INGRESS) {  in qdisc_create()
1290 		handle = TC_H_MAKE(TC_H_INGRESS, 0);  in qdisc_create()
1292 		if (handle == 0) {  in qdisc_create()
1293 			handle = qdisc_alloc_handle(dev);  in qdisc_create()
1294 			if (handle == 0) {  in qdisc_create()
1304 	sch->handle = handle;  in qdisc_create()
1521 		if (tcm->tcm_handle && q->handle != tcm->tcm_handle) {  in tc_get_qdisc()
1543 		if (q->handle == 0) {  in tc_get_qdisc()
1622 		if (q && q->handle == 0)  in tc_modify_qdisc()
1625 		if (!q || !tcm->tcm_handle || q->handle != tcm->tcm_handle) {  in tc_modify_qdisc()
1906 	tcm->tcm_parent = q->handle;  in tc_fill_tclass()
1907 	tcm->tcm_handle = q->handle;  in tc_fill_tclass()
2131 			qid = rtnl_dereference(dev->qdisc)->handle;  in tc_ctl_tclass()
2142 			qid = rtnl_dereference(dev->qdisc)->handle;  in tc_ctl_tclass()
2235 	     TC_H_MAJ(tcm->tcm_parent) != q->handle)) {  in tc_dump_tclass_qdisc()