14 	struct rxe_mc_grp *grp;  in rxe_mcast_get_grp()  local
21 	grp = rxe_pool_get_key(&rxe->mc_grp_pool, mgid);  in rxe_mcast_get_grp()
22 	if (grp)  in rxe_mcast_get_grp()
25 	grp = rxe_alloc(&rxe->mc_grp_pool);  in rxe_mcast_get_grp()
26 	if (!grp) {  in rxe_mcast_get_grp()
31 	INIT_LIST_HEAD(&grp->qp_list);  in rxe_mcast_get_grp()
32 	spin_lock_init(&grp->mcg_lock);  in rxe_mcast_get_grp()
33 	grp->rxe = rxe;  in rxe_mcast_get_grp()
35 	rxe_add_key(grp, mgid);  in rxe_mcast_get_grp()
42 	*grp_p = grp;  in rxe_mcast_get_grp()
46 	rxe_drop_ref(grp);  in rxe_mcast_get_grp()
52 			   struct rxe_mc_grp *grp)  in rxe_mcast_add_grp_elem()  argument
59 	spin_lock_bh(&grp->mcg_lock);  in rxe_mcast_add_grp_elem()
60 	list_for_each_entry(elem, &grp->qp_list, qp_list) {  in rxe_mcast_add_grp_elem()
67 	if (grp->num_qp >= rxe->attr.max_mcast_qp_attach) {  in rxe_mcast_add_grp_elem()
79 	rxe_add_ref(grp);  in rxe_mcast_add_grp_elem()
81 	grp->num_qp++;  in rxe_mcast_add_grp_elem()
83 	elem->grp = grp;  in rxe_mcast_add_grp_elem()
85 	list_add(&elem->qp_list, &grp->qp_list);  in rxe_mcast_add_grp_elem()
90 	spin_unlock_bh(&grp->mcg_lock);  in rxe_mcast_add_grp_elem()
98 	struct rxe_mc_grp *grp;  in rxe_mcast_drop_grp_elem()  local
101 	grp = rxe_pool_get_key(&rxe->mc_grp_pool, mgid);  in rxe_mcast_drop_grp_elem()
102 	if (!grp)  in rxe_mcast_drop_grp_elem()
106 	spin_lock_bh(&grp->mcg_lock);  in rxe_mcast_drop_grp_elem()
108 	list_for_each_entry_safe(elem, tmp, &grp->qp_list, qp_list) {  in rxe_mcast_drop_grp_elem()
112 			grp->num_qp--;  in rxe_mcast_drop_grp_elem()
114 			spin_unlock_bh(&grp->mcg_lock);  in rxe_mcast_drop_grp_elem()
117 			rxe_drop_ref(grp);	/* ref held by QP */  in rxe_mcast_drop_grp_elem()
118 			rxe_drop_ref(grp);	/* ref from get_key */  in rxe_mcast_drop_grp_elem()
123 	spin_unlock_bh(&grp->mcg_lock);  in rxe_mcast_drop_grp_elem()
125 	rxe_drop_ref(grp);			/* ref from get_key */  in rxe_mcast_drop_grp_elem()
132 	struct rxe_mc_grp *grp;  in rxe_drop_all_mcast_groups()  local
146 		grp = elem->grp;  in rxe_drop_all_mcast_groups()
147 		spin_lock_bh(&grp->mcg_lock);  in rxe_drop_all_mcast_groups()
149 		grp->num_qp--;  in rxe_drop_all_mcast_groups()
150 		spin_unlock_bh(&grp->mcg_lock);  in rxe_drop_all_mcast_groups()
151 		rxe_drop_ref(grp);  in rxe_drop_all_mcast_groups()
158 	struct rxe_mc_grp *grp = container_of(arg, typeof(*grp), pelem);  in rxe_mc_cleanup()  local
159 	struct rxe_dev *rxe = grp->rxe;  in rxe_mc_cleanup()
161 	rxe_drop_key(grp);  in rxe_mc_cleanup()
162 	rxe_mcast_delete(rxe, &grp->mgid);  in rxe_mc_cleanup()