tcp_cong.c File Reference

#include <linux/module.h>
#include <linux/mm.h>
#include <linux/types.h>
#include <linux/list.h>
#include <linux/gfp.h>
#include <net/tcp.h>

Go to the source code of this file.

Macros
#define	pr_fmt(fmt)   "TCP: " fmt

Functions
int	tcp_register_congestion_control (struct tcp_congestion_ops *ca)
	EXPORT_SYMBOL_GPL (tcp_register_congestion_control)
void	tcp_unregister_congestion_control (struct tcp_congestion_ops *ca)
	EXPORT_SYMBOL_GPL (tcp_unregister_congestion_control)
void	tcp_init_congestion_control (struct sock *sk)
void	tcp_cleanup_congestion_control (struct sock *sk)
int	tcp_set_default_congestion_control (const char *name)
	late_initcall (tcp_congestion_default)
void	tcp_get_available_congestion_control (char *buf, size_t maxlen)
void	tcp_get_default_congestion_control (char *name)
void	tcp_get_allowed_congestion_control (char *buf, size_t maxlen)
int	tcp_set_allowed_congestion_control (char *val)
int	tcp_set_congestion_control (struct sock *sk, const char *name)
bool	tcp_is_cwnd_limited (const struct sock *sk, u32 in_flight)
	EXPORT_SYMBOL_GPL (tcp_is_cwnd_limited)
void	tcp_slow_start (struct tcp_sock *tp)
	EXPORT_SYMBOL_GPL (tcp_slow_start)
void	tcp_cong_avoid_ai (struct tcp_sock *tp, u32 w)
	EXPORT_SYMBOL_GPL (tcp_cong_avoid_ai)
void	tcp_reno_cong_avoid (struct sock *sk, u32 ack, u32 in_flight)
	EXPORT_SYMBOL_GPL (tcp_reno_cong_avoid)
u32	tcp_reno_ssthresh (struct sock *sk)
	EXPORT_SYMBOL_GPL (tcp_reno_ssthresh)
u32	tcp_reno_min_cwnd (const struct sock *sk)
	EXPORT_SYMBOL_GPL (tcp_reno_min_cwnd)
	EXPORT_SYMBOL_GPL (tcp_init_congestion_ops)

Variables
int	sysctl_tcp_max_ssthresh = 0
struct tcp_congestion_ops	tcp_reno
struct tcp_congestion_ops	tcp_init_congestion_ops

Macro Definition Documentation

#define pr_fmt

(

fmt

)

"TCP: " fmt

Definition at line 9 of file tcp_cong.c.

Function Documentation

EXPORT_SYMBOL_GPL

(

tcp_register_congestion_control

)

EXPORT_SYMBOL_GPL

(

tcp_unregister_congestion_control

)

EXPORT_SYMBOL_GPL

(

tcp_is_cwnd_limited

)

EXPORT_SYMBOL_GPL

(

tcp_slow_start

)

EXPORT_SYMBOL_GPL

(

tcp_cong_avoid_ai

)

EXPORT_SYMBOL_GPL

(

tcp_reno_cong_avoid

)

EXPORT_SYMBOL_GPL

(

tcp_reno_ssthresh

)

EXPORT_SYMBOL_GPL

(

tcp_reno_min_cwnd

)

EXPORT_SYMBOL_GPL

(

tcp_init_congestion_ops

)

late_initcall

(

tcp_congestion_default

)

void tcp_cleanup_congestion_control

(

struct sock *

sk

)

Definition at line 103 of file tcp_cong.c.

void tcp_cong_avoid_ai	(	struct tcp_sock *	tp,
		u32	w
	)

Definition at line 345 of file tcp_cong.c.

void tcp_get_allowed_congestion_control	(	char *	buf,
		size_t	maxlen
	)

Definition at line 178 of file tcp_cong.c.

void tcp_get_available_congestion_control	(	char *	buf,
		size_t	maxlen
	)

Definition at line 149 of file tcp_cong.c.

void tcp_get_default_congestion_control

(

char *

name

)

Definition at line 165 of file tcp_cong.c.

void tcp_init_congestion_control

(

struct sock *

sk

)

Definition at line 79 of file tcp_cong.c.

bool tcp_is_cwnd_limited	(	const struct sock *	sk,
		u32	in_flight
	)

Definition at line 283 of file tcp_cong.c.

int tcp_register_congestion_control

(

struct tcp_congestion_ops *

ca

)

Definition at line 40 of file tcp_cong.c.

void tcp_reno_cong_avoid	(	struct sock *	sk,
		u32	ack,
		u32	in_flight
	)

Definition at line 364 of file tcp_cong.c.

u32 tcp_reno_min_cwnd

(

const struct sock *

sk

)

Definition at line 400 of file tcp_cong.c.

u32 tcp_reno_ssthresh

(

struct sock *

sk

)

Definition at line 392 of file tcp_cong.c.

int tcp_set_allowed_congestion_control

(

char *

val

)

Definition at line 197 of file tcp_cong.c.

int tcp_set_congestion_control	(	struct sock *	sk,
		const char *	name
	)

Definition at line 237 of file tcp_cong.c.

int tcp_set_default_congestion_control

(

const char *

name

)

Definition at line 113 of file tcp_cong.c.

void tcp_slow_start

(

struct tcp_sock *

tp

)

Definition at line 308 of file tcp_cong.c.

void tcp_unregister_congestion_control

(

struct tcp_congestion_ops *

ca

)

Definition at line 70 of file tcp_cong.c.

Variable Documentation

int sysctl_tcp_max_ssthresh = 0

Definition at line 18 of file tcp_cong.c.

struct tcp_congestion_ops tcp_init_congestion_ops

Initial value:

= {
    .name       = "",
    .owner      = THIS_MODULE,
    .ssthresh   = tcp_reno_ssthresh,
    .cong_avoid = tcp_reno_cong_avoid,
    .min_cwnd   = tcp_reno_min_cwnd,
}

Definition at line 420 of file tcp_cong.c.

struct tcp_congestion_ops tcp_reno

Initial value:

= {
    .flags      = TCP_CONG_NON_RESTRICTED,
    .name       = "reno",
    .owner      = THIS_MODULE,
    .ssthresh   = tcp_reno_ssthresh,
    .cong_avoid = tcp_reno_cong_avoid,
    .min_cwnd   = tcp_reno_min_cwnd,
}

Definition at line 407 of file tcp_cong.c.