C++ (Cpp) VNET_LIST_RUNLOCK_NOSLEEPの例

コード例 #1

ファイル: send.c プロジェクト: FreeBSDFoundation/freebsd

static int
send_modevent(module_t mod, int type, void *unused)
{
#ifdef __notyet__
	VNET_ITERATOR_DECL(vnet_iter);
#endif
	int error;

	switch (type) {
	case MOD_LOAD:
		SEND_LOCK_INIT();

		error = pf_proto_register(PF_INET6, &send_protosw);
		if (error != 0) {
			printf("%s:%d: MOD_LOAD pf_proto_register(): %d\n",
			   __func__, __LINE__, error);
			SEND_LOCK_DESTROY();
			break;
		}
		send_sendso_input_hook = send_input;
		break;
	case MOD_UNLOAD:
		/* Do not allow unloading w/o locking. */
		return (EBUSY);
#ifdef __notyet__
		VNET_LIST_RLOCK_NOSLEEP();
		SEND_LOCK();
		VNET_FOREACH(vnet_iter) {
			CURVNET_SET(vnet_iter);
			if (V_send_so != NULL) {
				CURVNET_RESTORE();
				SEND_UNLOCK();
				VNET_LIST_RUNLOCK_NOSLEEP();
				return (EBUSY);
			}
			CURVNET_RESTORE();
		}
		SEND_UNLOCK();
		VNET_LIST_RUNLOCK_NOSLEEP();
		error = pf_proto_unregister(PF_INET6, IPPROTO_SEND, SOCK_RAW);
		if (error == 0)
			SEND_LOCK_DESTROY();
		send_sendso_input_hook = NULL;
		break;
#endif
	default:
		error = 0;
		break;
	}

	return (error);
}

コード例 #2

ファイル: in_rmx.c プロジェクト: dcui/FreeBSD-9.3_kernel

void
in_rtqdrain(void)
{
	VNET_ITERATOR_DECL(vnet_iter);
	struct radix_node_head *rnh;
	struct rtqk_arg arg;
	int 	fibnum;

	VNET_LIST_RLOCK_NOSLEEP();
	VNET_FOREACH(vnet_iter) {
		CURVNET_SET(vnet_iter);

		for ( fibnum = 0; fibnum < rt_numfibs; fibnum++) {
			rnh = rt_tables_get_rnh(fibnum, AF_INET);
			arg.found = arg.killed = 0;
			arg.rnh = rnh;
			arg.nextstop = 0;
			arg.draining = 1;
			arg.updating = 0;
			RADIX_NODE_HEAD_LOCK(rnh);
			rnh->rnh_walktree(rnh, in_rtqkill, &arg);
			RADIX_NODE_HEAD_UNLOCK(rnh);
		}
		CURVNET_RESTORE();
	}
	VNET_LIST_RUNLOCK_NOSLEEP();
}

コード例 #3

ファイル: tcp_timer.c プロジェクト: jaredmcneill/freebsd

/*
 * Tcp protocol timeout routine called every 500 ms.
 * Updates timestamps used for TCP
 * causes finite state machine actions if timers expire.
 */
void
tcp_slowtimo(void)
{
	VNET_ITERATOR_DECL(vnet_iter);

	VNET_LIST_RLOCK_NOSLEEP();
	VNET_FOREACH(vnet_iter) {
		CURVNET_SET(vnet_iter);
		(void) tcp_tw_2msl_scan(0);
		CURVNET_RESTORE();
	}
	VNET_LIST_RUNLOCK_NOSLEEP();
}

コード例 #4

/*
 * Tcp protocol timeout routine called every 500 ms.
 * Updates timestamps used for TCP
 * causes finite state machine actions if timers expire.
 */
void
tcp_slowtimo(void)
{
	VNET_ITERATOR_DECL(vnet_iter);

	VNET_LIST_RLOCK_NOSLEEP();
	VNET_FOREACH(vnet_iter) {
		CURVNET_SET(vnet_iter);
		tcp_maxidle = tcp_keepcnt * tcp_keepintvl;
		INP_INFO_WLOCK(&V_tcbinfo);
		(void) tcp_tw_2msl_scan(0);
		INP_INFO_WUNLOCK(&V_tcbinfo);
		CURVNET_RESTORE();
	}
	VNET_LIST_RUNLOCK_NOSLEEP();
}