C++ (Cpp) tcp_unregister_congestion_control Examples

Example #1

/* Extract info for Tcp socket info provided via netlink. */
static void tcp_illinois_info(struct sock *sk, u32 ext,
			      struct sk_buff *skb)
{
	const struct illinois *ca = inet_csk_ca(sk);

	if (ext & (1 << (INET_DIAG_VEGASINFO - 1))) {
		struct tcpvegas_info info = {
			.tcpv_enabled = 1,
			.tcpv_rttcnt = ca->cnt_rtt,
			.tcpv_minrtt = ca->base_rtt,
		};

		if (info.tcpv_rttcnt > 0) {
			u64 t = ca->sum_rtt;

			do_div(t, info.tcpv_rttcnt);
			info.tcpv_rtt = t;
		}
		nla_put(skb, INET_DIAG_VEGASINFO, sizeof(info), &info);
	}
}

static struct tcp_congestion_ops tcp_illinois __read_mostly = {
	.flags		= TCP_CONG_RTT_STAMP,
	.init		= tcp_illinois_init,
	.ssthresh	= tcp_illinois_ssthresh,
	.min_cwnd	= tcp_reno_min_cwnd,
	.cong_avoid	= tcp_illinois_cong_avoid,
	.set_state	= tcp_illinois_state,
	.get_info	= tcp_illinois_info,
	.pkts_acked	= tcp_illinois_acked,

	.owner		= THIS_MODULE,
	.name		= "illinois",
};

static int __init tcp_illinois_register(void)
{
	BUILD_BUG_ON(sizeof(struct illinois) > ICSK_CA_PRIV_SIZE);
	return tcp_register_congestion_control(&tcp_illinois);
}

static void __exit tcp_illinois_unregister(void)
{
	tcp_unregister_congestion_control(&tcp_illinois);
}

Example #2

File: tcp_vegas.c Project: CSCLOG/beaglebone

/* Extract info for Tcp socket info provided via netlink. */
void tcp_vegas_get_info(struct sock *sk, u32 ext, struct sk_buff *skb)
{
	const struct vegas *ca = inet_csk_ca(sk);
	if (ext & (1 << (INET_DIAG_VEGASINFO - 1))) {
		struct tcpvegas_info info = {
			.tcpv_enabled = ca->doing_vegas_now,
			.tcpv_rttcnt = ca->cntRTT,
			.tcpv_rtt = ca->baseRTT,
			.tcpv_minrtt = ca->minRTT,
		};

		nla_put(skb, INET_DIAG_VEGASINFO, sizeof(info), &info);
	}
}
EXPORT_SYMBOL_GPL(tcp_vegas_get_info);

static struct tcp_congestion_ops tcp_vegas __read_mostly = {
	.flags		= TCP_CONG_RTT_STAMP,
	.init		= tcp_vegas_init,
	.ssthresh	= tcp_reno_ssthresh,
	.cong_avoid	= tcp_vegas_cong_avoid,
	.min_cwnd	= tcp_reno_min_cwnd,
	.pkts_acked	= tcp_vegas_pkts_acked,
	.set_state	= tcp_vegas_state,
	.cwnd_event	= tcp_vegas_cwnd_event,
	.get_info	= tcp_vegas_get_info,

	.owner		= THIS_MODULE,
	.name		= "vegas",
};

static int __init tcp_vegas_register(void)
{
	BUILD_BUG_ON(sizeof(struct vegas) > ICSK_CA_PRIV_SIZE);
	tcp_register_congestion_control(&tcp_vegas);
	return 0;
}

static void __exit tcp_vegas_unregister(void)
{
	tcp_unregister_congestion_control(&tcp_vegas);
}

Example #3

File: tcp_westwood.c Project: 12rafael/jellytimekernel

/* Extract info for Tcp socket info provided via netlink. */
static void tcp_westwood_info(struct sock *sk, u32 ext,
			      struct sk_buff *skb)
{
	const struct westwood *ca = inet_csk_ca(sk);
	if (ext & (1 << (INET_DIAG_VEGASINFO - 1))) {
		struct tcpvegas_info info = {
			.tcpv_enabled = 1,
			.tcpv_rtt = jiffies_to_usecs(ca->rtt),
			.tcpv_minrtt = jiffies_to_usecs(ca->rtt_min),
		};

		nla_put(skb, INET_DIAG_VEGASINFO, sizeof(info), &info);
	}
}


static struct tcp_congestion_ops tcp_westwood = {
	.init		= tcp_westwood_init,
	.ssthresh	= tcp_reno_ssthresh,
	.cong_avoid	= tcp_reno_cong_avoid,
	.min_cwnd	= tcp_westwood_bw_rttmin,
	.cwnd_event	= tcp_westwood_event,
	.get_info	= tcp_westwood_info,
	.pkts_acked	= tcp_westwood_pkts_acked,

	.owner		= THIS_MODULE,
	.name		= "westwood"
};

static int __init tcp_westwood_register(void)
{
	BUILD_BUG_ON(sizeof(struct westwood) > ICSK_CA_PRIV_SIZE);
	return tcp_register_congestion_control(&tcp_westwood);
}

static void __exit tcp_westwood_unregister(void)
{
	tcp_unregister_congestion_control(&tcp_westwood);
}

Example #4

File: tcp_scalable.c Project: gnensis/linux-2.6.15

static void __exit tcp_scalable_unregister(void)
{
	tcp_unregister_congestion_control(&tcp_scalable);
}

Example #5

File: tcp_highspeed.c Project: BackupTheBerlios/arp2-svn

static void __exit hstcp_unregister(void)
{
	tcp_unregister_congestion_control(&tcp_highspeed);
}

Example #6

static void __exit tcp_vegas_unregister(void)
{
    tcp_unregister_congestion_control(&tcp_vegas);
}

Example #7

File: tcp_westwood.c Project: StephenMacras/dsl-n55u-bender

static void __exit tcp_westwood_unregister(void)
{
	tcp_unregister_congestion_control(&tcp_westwood);
}

Example #8

File: tcp_illinois.c Project: 3bsa/linux

static void __exit tcp_illinois_unregister(void)
{
	tcp_unregister_congestion_control(&tcp_illinois);
}

Example #9

File: tcp_dctcp.c Project: 3bsa/linux

static void __exit dctcp_unregister(void)
{
	tcp_unregister_congestion_control(&dctcp);
}