69 static int prepare_reply(struct genl_info *info, u8 cmd, struct sk_buff **skbp,  in prepare_reply()  argument
82 	if (!info) {  in prepare_reply()
87 		reply = genlmsg_put_reply(skb, info, &family, 0, cmd);  in prepare_reply()
100 static int send_reply(struct sk_buff *skb, struct genl_info *info)  in send_reply()  argument
107 	return genlmsg_reply(skb, info);  in send_reply()
389 static int cgroupstats_user_cmd(struct sk_buff *skb, struct genl_info *info)  in cgroupstats_user_cmd()  argument
399 	na = info->attrs[CGROUPSTATS_CMD_ATTR_FD];  in cgroupstats_user_cmd()
403 	fd = nla_get_u32(info->attrs[CGROUPSTATS_CMD_ATTR_FD]);  in cgroupstats_user_cmd()
410 	rc = prepare_reply(info, CGROUPSTATS_CMD_NEW, &rep_skb,  in cgroupstats_user_cmd()
432 	rc = send_reply(rep_skb, info);  in cgroupstats_user_cmd()
439 static int cmd_attr_register_cpumask(struct genl_info *info)  in cmd_attr_register_cpumask()  argument
446 	rc = parse(info->attrs[TASKSTATS_CMD_ATTR_REGISTER_CPUMASK], mask);  in cmd_attr_register_cpumask()
449 	rc = add_del_listener(info->snd_portid, mask, REGISTER);  in cmd_attr_register_cpumask()
455 static int cmd_attr_deregister_cpumask(struct genl_info *info)  in cmd_attr_deregister_cpumask()  argument
462 	rc = parse(info->attrs[TASKSTATS_CMD_ATTR_DEREGISTER_CPUMASK], mask);  in cmd_attr_deregister_cpumask()
465 	rc = add_del_listener(info->snd_portid, mask, DEREGISTER);  in cmd_attr_deregister_cpumask()
482 static int cmd_attr_pid(struct genl_info *info)  in cmd_attr_pid()  argument
492 	rc = prepare_reply(info, TASKSTATS_CMD_NEW, &rep_skb, size);  in cmd_attr_pid()
497 	pid = nla_get_u32(info->attrs[TASKSTATS_CMD_ATTR_PID]);  in cmd_attr_pid()
505 	return send_reply(rep_skb, info);  in cmd_attr_pid()
511 static int cmd_attr_tgid(struct genl_info *info)  in cmd_attr_tgid()  argument
521 	rc = prepare_reply(info, TASKSTATS_CMD_NEW, &rep_skb, size);  in cmd_attr_tgid()
526 	tgid = nla_get_u32(info->attrs[TASKSTATS_CMD_ATTR_TGID]);  in cmd_attr_tgid()
534 	return send_reply(rep_skb, info);  in cmd_attr_tgid()
540 static int taskstats_user_cmd(struct sk_buff *skb, struct genl_info *info)  in taskstats_user_cmd()  argument
542 	if (info->attrs[TASKSTATS_CMD_ATTR_REGISTER_CPUMASK])  in taskstats_user_cmd()
543 		return cmd_attr_register_cpumask(info);  in taskstats_user_cmd()
544 	else if (info->attrs[TASKSTATS_CMD_ATTR_DEREGISTER_CPUMASK])  in taskstats_user_cmd()
545 		return cmd_attr_deregister_cpumask(info);  in taskstats_user_cmd()
546 	else if (info->attrs[TASKSTATS_CMD_ATTR_PID])  in taskstats_user_cmd()
547 		return cmd_attr_pid(info);  in taskstats_user_cmd()
548 	else if (info->attrs[TASKSTATS_CMD_ATTR_TGID])  in taskstats_user_cmd()
549 		return cmd_attr_tgid(info);  in taskstats_user_cmd()
665 			      struct genl_info *info)  in taskstats_pre_doit()  argument
680 	return nlmsg_validate_deprecated(info->nlhdr, GENL_HDRLEN,  in taskstats_pre_doit()
682 					 info->extack);  in taskstats_pre_doit()