39 				 struct psample_group *group,  in psample_group_nl_fill()  argument
50 	ret = nla_put_u32(msg, PSAMPLE_ATTR_SAMPLE_GROUP, group->group_num);  in psample_group_nl_fill()
54 	ret = nla_put_u32(msg, PSAMPLE_ATTR_GROUP_REFCOUNT, group->refcount);  in psample_group_nl_fill()
58 	ret = nla_put_u32(msg, PSAMPLE_ATTR_GROUP_SEQ, group->seq);  in psample_group_nl_fill()
73 	struct psample_group *group;  in psample_nl_cmd_get_group_dumpit()  local
79 	list_for_each_entry(group, &psample_groups_list, list) {  in psample_nl_cmd_get_group_dumpit()
80 		if (!net_eq(group->net, sock_net(msg->sk)))  in psample_nl_cmd_get_group_dumpit()
86 		err = psample_group_nl_fill(msg, group, PSAMPLE_CMD_NEW_GROUP,  in psample_nl_cmd_get_group_dumpit()
120 static void psample_group_notify(struct psample_group *group,  in psample_group_notify()  argument
130 	err = psample_group_nl_fill(msg, group, cmd, 0, 0, NLM_F_MULTI);  in psample_group_notify()
132 		genlmsg_multicast_netns(&psample_nl_family, group->net, msg, 0,  in psample_group_notify()
141 	struct psample_group *group;  in psample_group_create()  local
143 	group = kzalloc(sizeof(*group), GFP_ATOMIC);  in psample_group_create()
144 	if (!group)  in psample_group_create()
147 	group->net = net;  in psample_group_create()
148 	group->group_num = group_num;  in psample_group_create()
149 	list_add_tail(&group->list, &psample_groups_list);  in psample_group_create()
151 	psample_group_notify(group, PSAMPLE_CMD_NEW_GROUP);  in psample_group_create()
152 	return group;  in psample_group_create()
155 static void psample_group_destroy(struct psample_group *group)  in psample_group_destroy()  argument
157 	psample_group_notify(group, PSAMPLE_CMD_DEL_GROUP);  in psample_group_destroy()
158 	list_del(&group->list);  in psample_group_destroy()
159 	kfree_rcu(group, rcu);  in psample_group_destroy()
165 	struct psample_group *group;  in psample_group_lookup()  local
167 	list_for_each_entry(group, &psample_groups_list, list)  in psample_group_lookup()
168 		if ((group->group_num == group_num) && (group->net == net))  in psample_group_lookup()
169 			return group;  in psample_group_lookup()
175 	struct psample_group *group;  in psample_group_get()  local
179 	group = psample_group_lookup(net, group_num);  in psample_group_get()
180 	if (!group) {  in psample_group_get()
181 		group = psample_group_create(net, group_num);  in psample_group_get()
182 		if (!group)  in psample_group_get()
185 	group->refcount++;  in psample_group_get()
189 	return group;  in psample_group_get()
193 void psample_group_take(struct psample_group *group)  in psample_group_take()  argument
196 	group->refcount++;  in psample_group_take()
201 void psample_group_put(struct psample_group *group)  in psample_group_put()  argument
205 	if (--group->refcount == 0)  in psample_group_put()
206 		psample_group_destroy(group);  in psample_group_put()
358 void psample_sample_packet(struct psample_group *group, struct sk_buff *skb,  in psample_sample_packet()  argument
418 	ret = nla_put_u32(nl_skb, PSAMPLE_ATTR_SAMPLE_GROUP, group->group_num);  in psample_sample_packet()
422 	ret = nla_put_u32(nl_skb, PSAMPLE_ATTR_GROUP_SEQ, group->seq++);  in psample_sample_packet()
447 	genlmsg_multicast_netns(&psample_nl_family, group->net, nl_skb, 0,  in psample_sample_packet()