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Commit 4ed800d0 authored by Gerrit Renker's avatar Gerrit Renker Committed by David S. Miller
Browse files

[DCCP]: Remove forward declarations in timer.c 



This removes 3 forward declarations by reordering 2 functions.

No code change at all.

Signed-off-by: default avatarGerrit Renker <gerrit@erg.abdn.ac.uk>
Signed-off-by: default avatarArnaldo Carvalho de Melo <acme@mandriva.com>
parent afb0a34d

net/dccp/timer.c

+53 −57
Original line number Diff line number Diff line
@@ -20,16 +20,6 @@ int sysctl_dccp_request_retries __read_mostly = TCP_SYN_RETRIES; 
int  sysctl_dccp_retries1		__read_mostly = TCP_RETR1;

int  sysctl_dccp_retries2		__read_mostly = TCP_RETR2;



static void dccp_write_timer(unsigned long data);

static void dccp_keepalive_timer(unsigned long data);

static void dccp_delack_timer(unsigned long data);



void dccp_init_xmit_timers(struct sock *sk)

{

	inet_csk_init_xmit_timers(sk, &dccp_write_timer, &dccp_delack_timer,

				  &dccp_keepalive_timer);

}



static void dccp_write_err(struct sock *sk)

{

	sk->sk_err = sk->sk_err_soft ? : ETIMEDOUT;
@@ -90,53 +80,6 @@ static int dccp_write_timeout(struct sock *sk) 
	return 0;

}



/* This is the same as tcp_delack_timer, sans prequeue & mem_reclaim stuff */

static void dccp_delack_timer(unsigned long data)

{

	struct sock *sk = (struct sock *)data;

	struct inet_connection_sock *icsk = inet_csk(sk);



	bh_lock_sock(sk);

	if (sock_owned_by_user(sk)) {

		/* Try again later. */

		icsk->icsk_ack.blocked = 1;

		NET_INC_STATS_BH(LINUX_MIB_DELAYEDACKLOCKED);

		sk_reset_timer(sk, &icsk->icsk_delack_timer,

			       jiffies + TCP_DELACK_MIN);

		goto out;

	}



	if (sk->sk_state == DCCP_CLOSED ||

	    !(icsk->icsk_ack.pending & ICSK_ACK_TIMER))

		goto out;

	if (time_after(icsk->icsk_ack.timeout, jiffies)) {

		sk_reset_timer(sk, &icsk->icsk_delack_timer,

			       icsk->icsk_ack.timeout);

		goto out;

	}



	icsk->icsk_ack.pending &= ~ICSK_ACK_TIMER;



	if (inet_csk_ack_scheduled(sk)) {

		if (!icsk->icsk_ack.pingpong) {

			/* Delayed ACK missed: inflate ATO. */

			icsk->icsk_ack.ato = min(icsk->icsk_ack.ato << 1,

						 icsk->icsk_rto);

		} else {

			/* Delayed ACK missed: leave pingpong mode and

			 * deflate ATO.

			 */

			icsk->icsk_ack.pingpong = 0;

			icsk->icsk_ack.ato = TCP_ATO_MIN;

		}

		dccp_send_ack(sk);

		NET_INC_STATS_BH(LINUX_MIB_DELAYEDACKS);

	}

out:

	bh_unlock_sock(sk);

	sock_put(sk);

}



/*

 *	The DCCP retransmit timer.

 */
@@ -270,3 +213,56 @@ static void dccp_keepalive_timer(unsigned long data) 
	bh_unlock_sock(sk);

	sock_put(sk);

}



/* This is the same as tcp_delack_timer, sans prequeue & mem_reclaim stuff */

static void dccp_delack_timer(unsigned long data)

{

	struct sock *sk = (struct sock *)data;

	struct inet_connection_sock *icsk = inet_csk(sk);



	bh_lock_sock(sk);

	if (sock_owned_by_user(sk)) {

		/* Try again later. */

		icsk->icsk_ack.blocked = 1;

		NET_INC_STATS_BH(LINUX_MIB_DELAYEDACKLOCKED);

		sk_reset_timer(sk, &icsk->icsk_delack_timer,

			       jiffies + TCP_DELACK_MIN);

		goto out;

	}



	if (sk->sk_state == DCCP_CLOSED ||

	    !(icsk->icsk_ack.pending & ICSK_ACK_TIMER))

		goto out;

	if (time_after(icsk->icsk_ack.timeout, jiffies)) {

		sk_reset_timer(sk, &icsk->icsk_delack_timer,

			       icsk->icsk_ack.timeout);

		goto out;

	}



	icsk->icsk_ack.pending &= ~ICSK_ACK_TIMER;



	if (inet_csk_ack_scheduled(sk)) {

		if (!icsk->icsk_ack.pingpong) {

			/* Delayed ACK missed: inflate ATO. */

			icsk->icsk_ack.ato = min(icsk->icsk_ack.ato << 1,

						 icsk->icsk_rto);

		} else {

			/* Delayed ACK missed: leave pingpong mode and

			 * deflate ATO.

			 */

			icsk->icsk_ack.pingpong = 0;

			icsk->icsk_ack.ato = TCP_ATO_MIN;

		}

		dccp_send_ack(sk);

		NET_INC_STATS_BH(LINUX_MIB_DELAYEDACKS);

	}

out:

	bh_unlock_sock(sk);

	sock_put(sk);

}



void dccp_init_xmit_timers(struct sock *sk)

{

	inet_csk_init_xmit_timers(sk, &dccp_write_timer, &dccp_delack_timer,

				  &dccp_keepalive_timer);

}