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Commit ef4a8922 authored by Arnaldo Carvalho de Melo's avatar Arnaldo Carvalho de Melo
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[TCP] merge tcp_sock with tcp_opt 

No need for two structs, follow the new inet_sock layout
style.
Signed-off-by: default avatarArnaldo Carvalho de Melo <acme@conectiva.com.br>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 018b2fb5
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Showing with 308 additions and 320 deletions
include/linux/ipv6.h
View file @ ef4a8922
......@@ -268,8 +268,7 @@ struct udp6_sock {
};
struct tcp6_sock {
struct inet_sock inet;
struct tcp_opt tcp;
struct tcp_sock tcp;
struct ipv6_pinfo inet6;
};
......
include/linux/tcp.h
View file @ ef4a8922
......@@ -214,7 +214,9 @@ enum tcp_congestion_algo {
TCP_BIC,
};
struct tcp_opt {
struct tcp_sock {
/* inet_sock has to be the first member of tcp_sock */
struct inet_sock inet;
int tcp_header_len; /* Bytes of tcp header to send */
/*
......@@ -438,15 +440,9 @@ struct tcp_opt {
} bictcp;
};
/* WARNING: don't change the layout of the members in tcp_sock! */
struct tcp_sock {
struct inet_sock inet;
struct tcp_opt tcp;
};
static inline struct tcp_opt * tcp_sk(const struct sock *__sk)
static inline struct tcp_sock *tcp_sk(const struct sock *sk)
{
return &((struct tcp_sock *)__sk)->tcp;
return (struct tcp_sock *)sk;
}
#endif
......
include/net/tcp.h
View file @ ef4a8922
......@@ -808,17 +808,17 @@ enum tcp_ack_state_t
TCP_ACK_PUSHED= 4
};
static inline void tcp_schedule_ack(struct tcp_opt *tp)
static inline void tcp_schedule_ack(struct tcp_sock *tp)
{
tp->ack.pending |= TCP_ACK_SCHED;
}
static inline int tcp_ack_scheduled(struct tcp_opt *tp)
static inline int tcp_ack_scheduled(struct tcp_sock *tp)
{
return tp->ack.pending&TCP_ACK_SCHED;
}
static __inline__ void tcp_dec_quickack_mode(struct tcp_opt *tp)
static __inline__ void tcp_dec_quickack_mode(struct tcp_sock *tp)
{
if (tp->ack.quick && --tp->ack.quick == 0) {
/* Leaving quickack mode we deflate ATO. */
......@@ -826,14 +826,14 @@ static __inline__ void tcp_dec_quickack_mode(struct tcp_opt *tp)
}
}
extern void tcp_enter_quickack_mode(struct tcp_opt *tp);
extern void tcp_enter_quickack_mode(struct tcp_sock *tp);
static __inline__ void tcp_delack_init(struct tcp_opt *tp)
static __inline__ void tcp_delack_init(struct tcp_sock *tp)
{
memset(&tp->ack, 0, sizeof(tp->ack));
}
static inline void tcp_clear_options(struct tcp_opt *tp)
static inline void tcp_clear_options(struct tcp_sock *tp)
{
tp->tstamp_ok = tp->sack_ok = tp->wscale_ok = tp->snd_wscale = 0;
}
......@@ -860,7 +860,7 @@ extern int tcp_child_process(struct sock *parent,
struct sk_buff *skb);
extern void tcp_enter_frto(struct sock *sk);
extern void tcp_enter_loss(struct sock *sk, int how);
extern void tcp_clear_retrans(struct tcp_opt *tp);
extern void tcp_clear_retrans(struct tcp_sock *tp);
extern void tcp_update_metrics(struct sock *sk);
extern void tcp_close(struct sock *sk,
......@@ -884,7 +884,7 @@ extern int tcp_recvmsg(struct kiocb *iocb, struct sock *sk,
extern int tcp_listen_start(struct sock *sk);
extern void tcp_parse_options(struct sk_buff *skb,
struct tcp_opt *tp,
struct tcp_sock *tp,
int estab);
/*
......@@ -980,7 +980,7 @@ extern int tcp_read_sock(struct sock *sk, read_descriptor_t *desc,
static inline void tcp_clear_xmit_timer(struct sock *sk, int what)
{
struct tcp_opt *tp = tcp_sk(sk);
struct tcp_sock *tp = tcp_sk(sk);
switch (what) {
case TCP_TIME_RETRANS:
......@@ -1013,7 +1013,7 @@ static inline void tcp_clear_xmit_timer(struct sock *sk, int what)
*/
static inline void tcp_reset_xmit_timer(struct sock *sk, int what, unsigned long when)
{
struct tcp_opt *tp = tcp_sk(sk);
struct tcp_sock *tp = tcp_sk(sk);
if (when > TCP_RTO_MAX) {
#ifdef TCP_DEBUG
......@@ -1053,7 +1053,7 @@ static inline void tcp_reset_xmit_timer(struct sock *sk, int what, unsigned long
static inline void tcp_initialize_rcv_mss(struct sock *sk)
{
struct tcp_opt *tp = tcp_sk(sk);
struct tcp_sock *tp = tcp_sk(sk);
unsigned int hint = min(tp->advmss, tp->mss_cache_std);
hint = min(hint, tp->rcv_wnd/2);
......@@ -1063,19 +1063,19 @@ static inline void tcp_initialize_rcv_mss(struct sock *sk)
tp->ack.rcv_mss = hint;
}
static __inline__ void __tcp_fast_path_on(struct tcp_opt *tp, u32 snd_wnd)
static __inline__ void __tcp_fast_path_on(struct tcp_sock *tp, u32 snd_wnd)
{
tp->pred_flags = htonl((tp->tcp_header_len << 26) |
ntohl(TCP_FLAG_ACK) |
snd_wnd);
}
static __inline__ void tcp_fast_path_on(struct tcp_opt *tp)
static __inline__ void tcp_fast_path_on(struct tcp_sock *tp)
{
__tcp_fast_path_on(tp, tp->snd_wnd>>tp->snd_wscale);
}
static inline void tcp_fast_path_check(struct sock *sk, struct tcp_opt *tp)
static inline void tcp_fast_path_check(struct sock *sk, struct tcp_sock *tp)
{
if (skb_queue_len(&tp->out_of_order_queue) == 0 &&
tp->rcv_wnd &&
......@@ -1088,7 +1088,7 @@ static inline void tcp_fast_path_check(struct sock *sk, struct tcp_opt *tp)
* Rcv_nxt can be after the window if our peer push more data
* than the offered window.
*/
static __inline__ u32 tcp_receive_window(const struct tcp_opt *tp)
static __inline__ u32 tcp_receive_window(const struct tcp_sock *tp)
{
s32 win = tp->rcv_wup + tp->rcv_wnd - tp->rcv_nxt;
......@@ -1220,7 +1220,7 @@ static inline void tcp_set_pcount(tcp_pcount_t *count, __u32 val)
}
static inline void tcp_packets_out_inc(struct sock *sk,
struct tcp_opt *tp,
struct tcp_sock *tp,
const struct sk_buff *skb)
{
int orig = tcp_get_pcount(&tp->packets_out);
......@@ -1230,7 +1230,7 @@ static inline void tcp_packets_out_inc(struct sock *sk,
tcp_reset_xmit_timer(sk, TCP_TIME_RETRANS, tp->rto);
}
static inline void tcp_packets_out_dec(struct tcp_opt *tp,
static inline void tcp_packets_out_dec(struct tcp_sock *tp,
const struct sk_buff *skb)
{
tcp_dec_pcount(&tp->packets_out, skb);
......@@ -1250,7 +1250,7 @@ static inline void tcp_packets_out_dec(struct tcp_opt *tp,
* "Packets left network, but not honestly ACKed yet" PLUS
* "Packets fast retransmitted"
*/
static __inline__ unsigned int tcp_packets_in_flight(const struct tcp_opt *tp)
static __inline__ unsigned int tcp_packets_in_flight(const struct tcp_sock *tp)
{
return (tcp_get_pcount(&tp->packets_out) -
tcp_get_pcount(&tp->left_out) +
......@@ -1274,7 +1274,7 @@ static __inline__ unsigned int tcp_packets_in_flight(const struct tcp_opt *tp)
* behave like Reno until low_window is reached,
* then increase congestion window slowly
*/
static inline __u32 tcp_recalc_ssthresh(struct tcp_opt *tp)
static inline __u32 tcp_recalc_ssthresh(struct tcp_sock *tp)
{
if (tcp_is_bic(tp)) {
if (sysctl_tcp_bic_fast_convergence &&
......@@ -1296,7 +1296,7 @@ static inline __u32 tcp_recalc_ssthresh(struct tcp_opt *tp)
/* Stop taking Vegas samples for now. */
#define tcp_vegas_disable(__tp) ((__tp)->vegas.doing_vegas_now = 0)
static inline void tcp_vegas_enable(struct tcp_opt *tp)
static inline void tcp_vegas_enable(struct tcp_sock *tp)
{
/* There are several situations when we must "re-start" Vegas:
*
......@@ -1328,9 +1328,9 @@ static inline void tcp_vegas_enable(struct tcp_opt *tp)
/* Should we be taking Vegas samples right now? */
#define tcp_vegas_enabled(__tp) ((__tp)->vegas.doing_vegas_now)
extern void tcp_ca_init(struct tcp_opt *tp);
extern void tcp_ca_init(struct tcp_sock *tp);
static inline void tcp_set_ca_state(struct tcp_opt *tp, u8 ca_state)
static inline void tcp_set_ca_state(struct tcp_sock *tp, u8 ca_state)
{
if (tcp_is_vegas(tp)) {
if (ca_state == TCP_CA_Open)
......@@ -1345,7 +1345,7 @@ static inline void tcp_set_ca_state(struct tcp_opt *tp, u8 ca_state)
* The exception is rate halving phase, when cwnd is decreasing towards
* ssthresh.
*/
static inline __u32 tcp_current_ssthresh(struct tcp_opt *tp)
static inline __u32 tcp_current_ssthresh(struct tcp_sock *tp)
{
if ((1<<tp->ca_state)&(TCPF_CA_CWR|TCPF_CA_Recovery))
return tp->snd_ssthresh;
......@@ -1355,7 +1355,7 @@ static inline __u32 tcp_current_ssthresh(struct tcp_opt *tp)
(tp->snd_cwnd >> 2)));
}
static inline void tcp_sync_left_out(struct tcp_opt *tp)
static inline void tcp_sync_left_out(struct tcp_sock *tp)
{
if (tp->sack_ok &&
(tcp_get_pcount(&tp->sacked_out) >=
......@@ -1372,7 +1372,7 @@ extern void tcp_cwnd_application_limited(struct sock *sk);
/* Congestion window validation. (RFC2861) */
static inline void tcp_cwnd_validate(struct sock *sk, struct tcp_opt *tp)
static inline void tcp_cwnd_validate(struct sock *sk, struct tcp_sock *tp)
{
__u32 packets_out = tcp_get_pcount(&tp->packets_out);
......@@ -1391,7 +1391,7 @@ static inline void tcp_cwnd_validate(struct sock *sk, struct tcp_opt *tp)
}
/* Set slow start threshould and cwnd not falling to slow start */
static inline void __tcp_enter_cwr(struct tcp_opt *tp)
static inline void __tcp_enter_cwr(struct tcp_sock *tp)
{
tp->undo_marker = 0;
tp->snd_ssthresh = tcp_recalc_ssthresh(tp);
......@@ -1403,7 +1403,7 @@ static inline void __tcp_enter_cwr(struct tcp_opt *tp)
TCP_ECN_queue_cwr(tp);
}
static inline void tcp_enter_cwr(struct tcp_opt *tp)
static inline void tcp_enter_cwr(struct tcp_sock *tp)
{
tp->prior_ssthresh = 0;
if (tp->ca_state < TCP_CA_CWR) {
......@@ -1412,23 +1412,23 @@ static inline void tcp_enter_cwr(struct tcp_opt *tp)
}
}
extern __u32 tcp_init_cwnd(struct tcp_opt *tp, struct dst_entry *dst);
extern __u32 tcp_init_cwnd(struct tcp_sock *tp, struct dst_entry *dst);
/* Slow start with delack produces 3 packets of burst, so that
* it is safe "de facto".
*/
static __inline__ __u32 tcp_max_burst(const struct tcp_opt *tp)
static __inline__ __u32 tcp_max_burst(const struct tcp_sock *tp)
{
return 3;
}
static __inline__ int tcp_minshall_check(const struct tcp_opt *tp)
static __inline__ int tcp_minshall_check(const struct tcp_sock *tp)
{
return after(tp->snd_sml,tp->snd_una) &&
!after(tp->snd_sml, tp->snd_nxt);
}
static __inline__ void tcp_minshall_update(struct tcp_opt *tp, int mss,
static __inline__ void tcp_minshall_update(struct tcp_sock *tp, int mss,
const struct sk_buff *skb)
{
if (skb->len < mss)
......@@ -1444,7 +1444,7 @@ static __inline__ void tcp_minshall_update(struct tcp_opt *tp, int mss,
*/
static __inline__ int
tcp_nagle_check(const struct tcp_opt *tp, const struct sk_buff *skb,
tcp_nagle_check(const struct tcp_sock *tp, const struct sk_buff *skb,
unsigned mss_now, int nonagle)
{
return (skb->len < mss_now &&
......@@ -1460,7 +1460,7 @@ extern void tcp_set_skb_tso_segs(struct sk_buff *, unsigned int);
/* This checks if the data bearing packet SKB (usually sk->sk_send_head)
* should be put on the wire right now.
*/
static __inline__ int tcp_snd_test(const struct tcp_opt *tp,
static __inline__ int tcp_snd_test(const struct tcp_sock *tp,
struct sk_buff *skb,
unsigned cur_mss, int nonagle)
{
......@@ -1502,7 +1502,7 @@ static __inline__ int tcp_snd_test(const struct tcp_opt *tp,
!after(TCP_SKB_CB(skb)->end_seq, tp->snd_una + tp->snd_wnd));
}
static __inline__ void tcp_check_probe_timer(struct sock *sk, struct tcp_opt *tp)
static __inline__ void tcp_check_probe_timer(struct sock *sk, struct tcp_sock *tp)
{
if (!tcp_get_pcount(&tp->packets_out) && !tp->pending)
tcp_reset_xmit_timer(sk, TCP_TIME_PROBE0, tp->rto);
......@@ -1519,7 +1519,7 @@ static __inline__ int tcp_skb_is_last(const struct sock *sk,
* The socket must be locked by the caller.
*/
static __inline__ void __tcp_push_pending_frames(struct sock *sk,
struct tcp_opt *tp,
struct tcp_sock *tp,
unsigned cur_mss,
int nonagle)
{
......@@ -1536,12 +1536,12 @@ static __inline__ void __tcp_push_pending_frames(struct sock *sk,
}
static __inline__ void tcp_push_pending_frames(struct sock *sk,
struct tcp_opt *tp)
struct tcp_sock *tp)
{
__tcp_push_pending_frames(sk, tp, tcp_current_mss(sk, 1), tp->nonagle);
}
static __inline__ int tcp_may_send_now(struct sock *sk, struct tcp_opt *tp)
static __inline__ int tcp_may_send_now(struct sock *sk, struct tcp_sock *tp)
{
struct sk_buff *skb = sk->sk_send_head;
......@@ -1550,12 +1550,12 @@ static __inline__ int tcp_may_send_now(struct sock *sk, struct tcp_opt *tp)
tcp_skb_is_last(sk, skb) ? TCP_NAGLE_PUSH : tp->nonagle));
}
static __inline__ void tcp_init_wl(struct tcp_opt *tp, u32 ack, u32 seq)
static __inline__ void tcp_init_wl(struct tcp_sock *tp, u32 ack, u32 seq)
{
tp->snd_wl1 = seq;
}
static __inline__ void tcp_update_wl(struct tcp_opt *tp, u32 ack, u32 seq)
static __inline__ void tcp_update_wl(struct tcp_sock *tp, u32 ack, u32 seq)
{
tp->snd_wl1 = seq;
}
......@@ -1586,7 +1586,7 @@ static __inline__ int tcp_checksum_complete(struct sk_buff *skb)
/* Prequeue for VJ style copy to user, combined with checksumming. */
static __inline__ void tcp_prequeue_init(struct tcp_opt *tp)
static __inline__ void tcp_prequeue_init(struct tcp_sock *tp)
{
tp->ucopy.task = NULL;
tp->ucopy.len = 0;
......@@ -1604,7 +1604,7 @@ static __inline__ void tcp_prequeue_init(struct tcp_opt *tp)
*/
static __inline__ int tcp_prequeue(struct sock *sk, struct sk_buff *skb)
{
struct tcp_opt *tp = tcp_sk(sk);
struct tcp_sock *tp = tcp_sk(sk);
if (!sysctl_tcp_low_latency && tp->ucopy.task) {
__skb_queue_tail(&tp->ucopy.prequeue, skb);
......@@ -1688,14 +1688,14 @@ static __inline__ void tcp_done(struct sock *sk)
tcp_destroy_sock(sk);
}
static __inline__ void tcp_sack_reset(struct tcp_opt *tp)
static __inline__ void tcp_sack_reset(struct tcp_sock *tp)
{
tp->dsack = 0;
tp->eff_sacks = 0;
tp->num_sacks = 0;
}
static __inline__ void tcp_build_and_update_options(__u32 *ptr, struct tcp_opt *tp, __u32 tstamp)
static __inline__ void tcp_build_and_update_options(__u32 *ptr, struct tcp_sock *tp, __u32 tstamp)
{
if (tp->tstamp_ok) {
*ptr++ = __constant_htonl((TCPOPT_NOP << 24) |
......@@ -1790,7 +1790,7 @@ static inline int tcp_full_space(const struct sock *sk)
static inline void tcp_acceptq_queue(struct sock *sk, struct open_request *req,
struct sock *child)
{
struct tcp_opt *tp = tcp_sk(sk);
struct tcp_sock *tp = tcp_sk(sk);
req->sk = child;
sk_acceptq_added(sk);
......@@ -1849,7 +1849,7 @@ static inline int tcp_synq_is_full(struct sock *sk)
return tcp_synq_len(sk) >> tcp_sk(sk)->listen_opt->max_qlen_log;
}
static inline void tcp_synq_unlink(struct tcp_opt *tp, struct open_request *req,
static inline void tcp_synq_unlink(struct tcp_sock *tp, struct open_request *req,
struct open_request **prev)
{
write_lock(&tp->syn_wait_lock);
......@@ -1866,7 +1866,7 @@ static inline void tcp_synq_drop(struct sock *sk, struct open_request *req,
}
static __inline__ void tcp_openreq_init(struct open_request *req,
struct tcp_opt *tp,
struct tcp_sock *tp,
struct sk_buff *skb)
{
req->rcv_wnd = 0; /* So that tcp_send_synack() knows! */
......@@ -1905,17 +1905,17 @@ static inline void tcp_listen_unlock(void)
wake_up(&tcp_lhash_wait);
}
static inline int keepalive_intvl_when(const struct tcp_opt *tp)
static inline int keepalive_intvl_when(const struct tcp_sock *tp)
{
return tp->keepalive_intvl ? : sysctl_tcp_keepalive_intvl;
}
static inline int keepalive_time_when(const struct tcp_opt *tp)
static inline int keepalive_time_when(const struct tcp_sock *tp)
{
return tp->keepalive_time ? : sysctl_tcp_keepalive_time;
}
static inline int tcp_fin_time(const struct tcp_opt *tp)
static inline int tcp_fin_time(const struct tcp_sock *tp)
{
int fin_timeout = tp->linger2 ? : sysctl_tcp_fin_timeout;
......@@ -1925,7 +1925,7 @@ static inline int tcp_fin_time(const struct tcp_opt *tp)
return fin_timeout;
}
static inline int tcp_paws_check(const struct tcp_opt *tp, int rst)
static inline int tcp_paws_check(const struct tcp_sock *tp, int rst)
{
if ((s32)(tp->rcv_tsval - tp->ts_recent) >= 0)
return 0;
......@@ -1962,7 +1962,7 @@ static inline void tcp_v4_setup_caps(struct sock *sk, struct dst_entry *dst)
static inline int tcp_use_frto(const struct sock *sk)
{
const struct tcp_opt *tp = tcp_sk(sk);
const struct tcp_sock *tp = tcp_sk(sk);
/* F-RTO must be activated in sysctl and there must be some
* unsent new data, and the advertised window should allow
......@@ -2014,7 +2014,7 @@ extern void tcp_proc_unregister(struct tcp_seq_afinfo *afinfo);
#define TCP_WESTWOOD_INIT_RTT (20*HZ) /* maybe too conservative?! */
#define TCP_WESTWOOD_RTT_MIN (HZ/20) /* 50ms */
static inline void tcp_westwood_update_rtt(struct tcp_opt *tp, __u32 rtt_seq)
static inline void tcp_westwood_update_rtt(struct tcp_sock *tp, __u32 rtt_seq)
{
if (tcp_is_westwood(tp))
tp->westwood.rtt = rtt_seq;
......@@ -2035,19 +2035,19 @@ static inline void tcp_westwood_slow_bw(struct sock *sk, struct sk_buff *skb)
__tcp_westwood_slow_bw(sk, skb);
}
static inline __u32 __tcp_westwood_bw_rttmin(const struct tcp_opt *tp)
static inline __u32 __tcp_westwood_bw_rttmin(const struct tcp_sock *tp)
{
return max((tp->westwood.bw_est) * (tp->westwood.rtt_min) /
(__u32) (tp->mss_cache_std),
2U);
}
static inline __u32 tcp_westwood_bw_rttmin(const struct tcp_opt *tp)
static inline __u32 tcp_westwood_bw_rttmin(const struct tcp_sock *tp)
{
return tcp_is_westwood(tp) ? __tcp_westwood_bw_rttmin(tp) : 0;
}
static inline int tcp_westwood_ssthresh(struct tcp_opt *tp)
static inline int tcp_westwood_ssthresh(struct tcp_sock *tp)
{
__u32 ssthresh = 0;
......@@ -2060,7 +2060,7 @@ static inline int tcp_westwood_ssthresh(struct tcp_opt *tp)
return (ssthresh != 0);
}
static inline int tcp_westwood_cwnd(struct tcp_opt *tp)
static inline int tcp_westwood_cwnd(struct tcp_sock *tp)
{
__u32 cwnd = 0;
......
include/net/tcp_ecn.h
View file @ ef4a8922
......@@ -9,8 +9,7 @@
#define TCP_ECN_QUEUE_CWR 2
#define TCP_ECN_DEMAND_CWR 4
static __inline__ void
TCP_ECN_queue_cwr(struct tcp_opt *tp)
static inline void TCP_ECN_queue_cwr(struct tcp_sock *tp)
{
if (tp->ecn_flags&TCP_ECN_OK)
tp->ecn_flags |= TCP_ECN_QUEUE_CWR;
......@@ -19,16 +18,16 @@ TCP_ECN_queue_cwr(struct tcp_opt *tp)
/* Output functions */
static __inline__ void
TCP_ECN_send_synack(struct tcp_opt *tp, struct sk_buff *skb)
static inline void TCP_ECN_send_synack(struct tcp_sock *tp,
struct sk_buff *skb)
{
TCP_SKB_CB(skb)->flags &= ~TCPCB_FLAG_CWR;
if (!(tp->ecn_flags&TCP_ECN_OK))
TCP_SKB_CB(skb)->flags &= ~TCPCB_FLAG_ECE;
}
static __inline__ void
TCP_ECN_send_syn(struct sock *sk, struct tcp_opt *tp, struct sk_buff *skb)
static inline void TCP_ECN_send_syn(struct sock *sk, struct tcp_sock *tp,
struct sk_buff *skb)
{
tp->ecn_flags = 0;
if (sysctl_tcp_ecn && !(sk->sk_route_caps & NETIF_F_TSO)) {
......@@ -45,8 +44,8 @@ TCP_ECN_make_synack(struct open_request *req, struct tcphdr *th)
th->ece = 1;
}
static __inline__ void
TCP_ECN_send(struct sock *sk, struct tcp_opt *tp, struct sk_buff *skb, int tcp_header_len)
static inline void TCP_ECN_send(struct sock *sk, struct tcp_sock *tp,
struct sk_buff *skb, int tcp_header_len)
{
if (tp->ecn_flags & TCP_ECN_OK) {
/* Not-retransmitted data segment: set ECT and inject CWR. */
......@@ -68,21 +67,18 @@ TCP_ECN_send(struct sock *sk, struct tcp_opt *tp, struct sk_buff *skb, int tcp_h
/* Input functions */
static __inline__ void
TCP_ECN_accept_cwr(struct tcp_opt *tp, struct sk_buff *skb)
static inline void TCP_ECN_accept_cwr(struct tcp_sock *tp, struct sk_buff *skb)
{
if (skb->h.th->cwr)
tp->ecn_flags &= ~TCP_ECN_DEMAND_CWR;
}
static __inline__ void
TCP_ECN_withdraw_cwr(struct tcp_opt *tp)
static inline void TCP_ECN_withdraw_cwr(struct tcp_sock *tp)
{
tp->ecn_flags &= ~TCP_ECN_DEMAND_CWR;
}
static __inline__ void
TCP_ECN_check_ce(struct tcp_opt *tp, struct sk_buff *skb)
static inline void TCP_ECN_check_ce(struct tcp_sock *tp, struct sk_buff *skb)
{
if (tp->ecn_flags&TCP_ECN_OK) {
if (INET_ECN_is_ce(TCP_SKB_CB(skb)->flags))
......@@ -95,30 +91,27 @@ TCP_ECN_check_ce(struct tcp_opt *tp, struct sk_buff *skb)
}
}
static __inline__ void
TCP_ECN_rcv_synack(struct tcp_opt *tp, struct tcphdr *th)
static inline void TCP_ECN_rcv_synack(struct tcp_sock *tp, struct tcphdr *th)
{
if ((tp->ecn_flags&TCP_ECN_OK) && (!th->ece || th->cwr))
tp->ecn_flags &= ~TCP_ECN_OK;
}
static __inline__ void
TCP_ECN_rcv_syn(struct tcp_opt *tp, struct tcphdr *th)
static inline void TCP_ECN_rcv_syn(struct tcp_sock *tp, struct tcphdr *th)
{
if ((tp->ecn_flags&TCP_ECN_OK) && (!th->ece || !th->cwr))
tp->ecn_flags &= ~TCP_ECN_OK;
}
static __inline__ int
TCP_ECN_rcv_ecn_echo(struct tcp_opt *tp, struct tcphdr *th)
static inline int TCP_ECN_rcv_ecn_echo(struct tcp_sock *tp, struct tcphdr *th)
{
if (th->ece && !th->syn && (tp->ecn_flags&TCP_ECN_OK))
return 1;
return 0;
}
static __inline__ void
TCP_ECN_openreq_child(struct tcp_opt *tp, struct open_request *req)
static inline void TCP_ECN_openreq_child(struct tcp_sock *tp,
struct open_request *req)
{
tp->ecn_flags = req->ecn_ok ? TCP_ECN_OK : 0;
}
......
net/ipv4/ip_sockglue.c
View file @ ef4a8922
......@@ -429,7 +429,7 @@ int ip_setsockopt(struct sock *sk, int level, int optname, char __user *optval,
if (err)
break;
if (sk->sk_type == SOCK_STREAM) {
struct tcp_opt *tp = tcp_sk(sk);
struct tcp_sock *tp = tcp_sk(sk);
#if defined(CONFIG_IPV6) || defined(CONFIG_IPV6_MODULE)
if (sk->sk_family == PF_INET ||
(!((1 << sk->sk_state) &
......
net/ipv4/syncookies.c
View file @ ef4a8922
......@@ -47,7 +47,7 @@ static __u16 const msstab[] = {
*/
__u32 cookie_v4_init_sequence(struct sock *sk, struct sk_buff *skb, __u16 *mssp)
{
struct tcp_opt *tp = tcp_sk(sk);
struct tcp_sock *tp = tcp_sk(sk);
int mssind;
const __u16 mss = *mssp;
......@@ -98,7 +98,7 @@ static inline struct sock *get_cookie_sock(struct sock *sk, struct sk_buff *skb,
struct open_request *req,
struct dst_entry *dst)
{
struct tcp_opt *tp = tcp_sk(sk);
struct tcp_sock *tp = tcp_sk(sk);
struct sock *child;
child = tp->af_specific->syn_recv_sock(sk, skb, req, dst);
......@@ -114,7 +114,7 @@ static inline struct sock *get_cookie_sock(struct sock *sk, struct sk_buff *skb,
struct sock *cookie_v4_check(struct sock *sk, struct sk_buff *skb,
struct ip_options *opt)
{
struct tcp_opt *tp = tcp_sk(sk);
struct tcp_sock *tp = tcp_sk(sk);
__u32 cookie = ntohl(skb->h.th->ack_seq) - 1;
struct sock *ret = sk;
struct open_request *req;
......
net/ipv4/tcp.c
View file @ ef4a8922
......@@ -330,7 +330,7 @@ unsigned int tcp_poll(struct file *file, struct socket *sock, poll_table *wait)
{
unsigned int mask;
struct sock *sk = sock->sk;
struct tcp_opt *tp = tcp_sk(sk);
struct tcp_sock *tp = tcp_sk(sk);
poll_wait(file, sk->sk_sleep, wait);
if (sk->sk_state == TCP_LISTEN)
......@@ -413,7 +413,7 @@ unsigned int tcp_poll(struct file *file, struct socket *sock, poll_table *wait)
int tcp_ioctl(struct sock *sk, int cmd, unsigned long arg)
{
struct tcp_opt *tp = tcp_sk(sk);
struct tcp_sock *tp = tcp_sk(sk);
int answ;
switch (cmd) {
......@@ -461,7 +461,7 @@ int tcp_ioctl(struct sock *sk, int cmd, unsigned long arg)
int tcp_listen_start(struct sock *sk)
{
struct inet_sock *inet = inet_sk(sk);
struct tcp_opt *tp = tcp_sk(sk);
struct tcp_sock *tp = tcp_sk(sk);
struct tcp_listen_opt *lopt;
sk->sk_max_ack_backlog = 0;
......@@ -514,7 +514,7 @@ int tcp_listen_start(struct sock *sk)
static void tcp_listen_stop (struct sock *sk)
{
struct tcp_opt *tp = tcp_sk(sk);
struct tcp_sock *tp = tcp_sk(sk);
struct tcp_listen_opt *lopt = tp->listen_opt;
struct open_request *acc_req = tp->accept_queue;
struct open_request *req;
......@@ -578,18 +578,18 @@ static void tcp_listen_stop (struct sock *sk)
BUG_TRAP(!sk->sk_ack_backlog);
}
static inline void tcp_mark_push(struct tcp_opt *tp, struct sk_buff *skb)
static inline void tcp_mark_push(struct tcp_sock *tp, struct sk_buff *skb)
{
TCP_SKB_CB(skb)->flags |= TCPCB_FLAG_PSH;
tp->pushed_seq = tp->write_seq;
}
static inline int forced_push(struct tcp_opt *tp)
static inline int forced_push(struct tcp_sock *tp)
{
return after(tp->write_seq, tp->pushed_seq + (tp->max_window >> 1));
}
static inline void skb_entail(struct sock *sk, struct tcp_opt *tp,
static inline void skb_entail(struct sock *sk, struct tcp_sock *tp,
struct sk_buff *skb)
{
skb->csum = 0;
......@@ -605,7 +605,7 @@ static inline void skb_entail(struct sock *sk, struct tcp_opt *tp,
tp->nonagle &= ~TCP_NAGLE_PUSH;
}
static inline void tcp_mark_urg(struct tcp_opt *tp, int flags,
static inline void tcp_mark_urg(struct tcp_sock *tp, int flags,
struct sk_buff *skb)
{
if (flags & MSG_OOB) {
......@@ -615,7 +615,7 @@ static inline void tcp_mark_urg(struct tcp_opt *tp, int flags,
}
}
static inline void tcp_push(struct sock *sk, struct tcp_opt *tp, int flags,
static inline void tcp_push(struct sock *sk, struct tcp_sock *tp, int flags,
int mss_now, int nonagle)
{
if (sk->sk_send_head) {
......@@ -631,7 +631,7 @@ static inline void tcp_push(struct sock *sk, struct tcp_opt *tp, int flags,
static ssize_t do_tcp_sendpages(struct sock *sk, struct page **pages, int poffset,
size_t psize, int flags)
{
struct tcp_opt *tp = tcp_sk(sk);
struct tcp_sock *tp = tcp_sk(sk);
int mss_now;
int err;
ssize_t copied;
......@@ -760,7 +760,7 @@ ssize_t tcp_sendpage(struct socket *sock, struct page *page, int offset,
#define TCP_PAGE(sk) (sk->sk_sndmsg_page)
#define TCP_OFF(sk) (sk->sk_sndmsg_off)
static inline int select_size(struct sock *sk, struct tcp_opt *tp)
static inline int select_size(struct sock *sk, struct tcp_sock *tp)
{
int tmp = tp->mss_cache_std;
......@@ -778,7 +778,7 @@ int tcp_sendmsg(struct kiocb *iocb, struct sock *sk, struct msghdr *msg,
size_t size)
{
struct iovec *iov;
struct tcp_opt *tp = tcp_sk(sk);
struct tcp_sock *tp = tcp_sk(sk);
struct sk_buff *skb;
int iovlen, flags;
int mss_now;
......@@ -1002,7 +1002,7 @@ static int tcp_recv_urg(struct sock *sk, long timeo,
struct msghdr *msg, int len, int flags,
int *addr_len)
{
struct tcp_opt *tp = tcp_sk(sk);
struct tcp_sock *tp = tcp_sk(sk);
/* No URG data to read. */
if (sock_flag(sk, SOCK_URGINLINE) || !tp->urg_data ||
......@@ -1052,7 +1052,7 @@ static int tcp_recv_urg(struct sock *sk, long timeo,
*/
static void cleanup_rbuf(struct sock *sk, int copied)
{
struct tcp_opt *tp = tcp_sk(sk);
struct tcp_sock *tp = tcp_sk(sk);
int time_to_ack = 0;
#if TCP_DEBUG
......@@ -1107,7 +1107,7 @@ static void cleanup_rbuf(struct sock *sk, int copied)
static void tcp_prequeue_process(struct sock *sk)
{
struct sk_buff *skb;
struct tcp_opt *tp = tcp_sk(sk);
struct tcp_sock *tp = tcp_sk(sk);
NET_ADD_STATS_USER(LINUX_MIB_TCPPREQUEUED, skb_queue_len(&tp->ucopy.prequeue));
......@@ -1154,7 +1154,7 @@ int tcp_read_sock(struct sock *sk, read_descriptor_t *desc,
sk_read_actor_t recv_actor)
{
struct sk_buff *skb;
struct tcp_opt *tp = tcp_sk(sk);
struct tcp_sock *tp = tcp_sk(sk);
u32 seq = tp->copied_seq;
u32 offset;
int copied = 0;
......@@ -1213,7 +1213,7 @@ int tcp_read_sock(struct sock *sk, read_descriptor_t *desc,
int tcp_recvmsg(struct kiocb *iocb, struct sock *sk, struct msghdr *msg,
size_t len, int nonblock, int flags, int *addr_len)
{
struct tcp_opt *tp = tcp_sk(sk);
struct tcp_sock *tp = tcp_sk(sk);
int copied = 0;
u32 peek_seq;
u32 *seq;
......@@ -1719,7 +1719,7 @@ void tcp_close(struct sock *sk, long timeout)
*/
if (sk->sk_state == TCP_FIN_WAIT2) {
struct tcp_opt *tp = tcp_sk(sk);
struct tcp_sock *tp = tcp_sk(sk);
if (tp->linger2 < 0) {
tcp_set_state(sk, TCP_CLOSE);
tcp_send_active_reset(sk, GFP_ATOMIC);
......@@ -1773,7 +1773,7 @@ static inline int tcp_need_reset(int state)
int tcp_disconnect(struct sock *sk, int flags)
{
struct inet_sock *inet = inet_sk(sk);
struct tcp_opt *tp = tcp_sk(sk);
struct tcp_sock *tp = tcp_sk(sk);
int err = 0;
int old_state = sk->sk_state;
......@@ -1835,7 +1835,7 @@ int tcp_disconnect(struct sock *sk, int flags)
*/
static int wait_for_connect(struct sock *sk, long timeo)
{
struct tcp_opt *tp = tcp_sk(sk);
struct tcp_sock *tp = tcp_sk(sk);
DEFINE_WAIT(wait);
int err;
......@@ -1883,7 +1883,7 @@ static int wait_for_connect(struct sock *sk, long timeo)
struct sock *tcp_accept(struct sock *sk, int flags, int *err)
{
struct tcp_opt *tp = tcp_sk(sk);
struct tcp_sock *tp = tcp_sk(sk);
struct open_request *req;
struct sock *newsk;
int error;
......@@ -1934,7 +1934,7 @@ struct sock *tcp_accept(struct sock *sk, int flags, int *err)
int tcp_setsockopt(struct sock *sk, int level, int optname, char __user *optval,
int optlen)
{
struct tcp_opt *tp = tcp_sk(sk);
struct tcp_sock *tp = tcp_sk(sk);
int val;
int err = 0;
......@@ -2098,7 +2098,7 @@ int tcp_setsockopt(struct sock *sk, int level, int optname, char __user *optval,
/* Return information about state of tcp endpoint in API format. */
void tcp_get_info(struct sock *sk, struct tcp_info *info)
{
struct tcp_opt *tp = tcp_sk(sk);
struct tcp_sock *tp = tcp_sk(sk);
u32 now = tcp_time_stamp;
memset(info, 0, sizeof(*info));
......@@ -2157,7 +2157,7 @@ EXPORT_SYMBOL_GPL(tcp_get_info);
int tcp_getsockopt(struct sock *sk, int level, int optname, char __user *optval,
int __user *optlen)
{
struct tcp_opt *tp = tcp_sk(sk);
struct tcp_sock *tp = tcp_sk(sk);
int val, len;
if (level != SOL_TCP)
......
net/ipv4/tcp_diag.c
View file @ ef4a8922
......@@ -56,7 +56,7 @@ static int tcpdiag_fill(struct sk_buff *skb, struct sock *sk,
int ext, u32 pid, u32 seq, u16 nlmsg_flags)
{
struct inet_sock *inet = inet_sk(sk);
struct tcp_opt *tp = tcp_sk(sk);
struct tcp_sock *tp = tcp_sk(sk);
struct tcpdiagmsg *r;
struct nlmsghdr *nlh;
struct tcp_info *info = NULL;
......@@ -512,7 +512,7 @@ static int tcpdiag_dump_reqs(struct sk_buff *skb, struct sock *sk,
{
struct tcpdiag_entry entry;
struct tcpdiagreq *r = NLMSG_DATA(cb->nlh);
struct tcp_opt *tp = tcp_sk(sk);
struct tcp_sock *tp = tcp_sk(sk);
struct tcp_listen_opt *lopt;
struct rtattr *bc = NULL;
struct inet_sock *inet = inet_sk(sk);
......
net/ipv4/tcp_input.c
View file @ ef4a8922
......@@ -127,7 +127,8 @@ int sysctl_tcp_bic_low_window = 14;
/* Adapt the MSS value used to make delayed ack decision to the
* real world.
*/
static __inline__ void tcp_measure_rcv_mss(struct tcp_opt *tp, struct sk_buff *skb)
static inline void tcp_measure_rcv_mss(struct tcp_sock *tp,
struct sk_buff *skb)
{
unsigned int len, lss;
......@@ -170,7 +171,7 @@ static __inline__ void tcp_measure_rcv_mss(struct tcp_opt *tp, struct sk_buff *s
}
}
static void tcp_incr_quickack(struct tcp_opt *tp)
static void tcp_incr_quickack(struct tcp_sock *tp)
{
unsigned quickacks = tp->rcv_wnd/(2*tp->ack.rcv_mss);
......@@ -180,7 +181,7 @@ static void tcp_incr_quickack(struct tcp_opt *tp)
tp->ack.quick = min(quickacks, TCP_MAX_QUICKACKS);
}
void tcp_enter_quickack_mode(struct tcp_opt *tp)
void tcp_enter_quickack_mode(struct tcp_sock *tp)
{
tcp_incr_quickack(tp);
tp->ack.pingpong = 0;
......@@ -191,7 +192,7 @@ void tcp_enter_quickack_mode(struct tcp_opt *tp)
* and the session is not interactive.
*/
static __inline__ int tcp_in_quickack_mode(struct tcp_opt *tp)
static __inline__ int tcp_in_quickack_mode(struct tcp_sock *tp)
{
return (tp->ack.quick && !tp->ack.pingpong);
}
......@@ -236,8 +237,8 @@ static void tcp_fixup_sndbuf(struct sock *sk)
*/
/* Slow part of check#2. */
static int
__tcp_grow_window(struct sock *sk, struct tcp_opt *tp, struct sk_buff *skb)
static int __tcp_grow_window(struct sock *sk, struct tcp_sock *tp,
struct sk_buff *skb)
{
/* Optimize this! */
int truesize = tcp_win_from_space(skb->truesize)/2;
......@@ -253,8 +254,8 @@ __tcp_grow_window(struct sock *sk, struct tcp_opt *tp, struct sk_buff *skb)
return 0;
}
static __inline__ void
tcp_grow_window(struct sock *sk, struct tcp_opt *tp, struct sk_buff *skb)
static inline void tcp_grow_window(struct sock *sk, struct tcp_sock *tp,
struct sk_buff *skb)
{
/* Check #1 */
if (tp->rcv_ssthresh < tp->window_clamp &&
......@@ -281,7 +282,7 @@ tcp_grow_window(struct sock *sk, struct tcp_opt *tp, struct sk_buff *skb)
static void tcp_fixup_rcvbuf(struct sock *sk)
{
struct tcp_opt *tp = tcp_sk(sk);
struct tcp_sock *tp = tcp_sk(sk);
int rcvmem = tp->advmss + MAX_TCP_HEADER + 16 + sizeof(struct sk_buff);
/* Try to select rcvbuf so that 4 mss-sized segments
......@@ -299,7 +300,7 @@ static void tcp_fixup_rcvbuf(struct sock *sk)
*/
static void tcp_init_buffer_space(struct sock *sk)
{
struct tcp_opt *tp = tcp_sk(sk);
struct tcp_sock *tp = tcp_sk(sk);
int maxwin;
if (!(sk->sk_userlocks & SOCK_RCVBUF_LOCK))
......@@ -330,7 +331,7 @@ static void tcp_init_buffer_space(struct sock *sk)
tp->snd_cwnd_stamp = tcp_time_stamp;
}
static void init_bictcp(struct tcp_opt *tp)
static void init_bictcp(struct tcp_sock *tp)
{
tp->bictcp.cnt = 0;
......@@ -340,7 +341,7 @@ static void init_bictcp(struct tcp_opt *tp)
}
/* 5. Recalculate window clamp after socket hit its memory bounds. */
static void tcp_clamp_window(struct sock *sk, struct tcp_opt *tp)
static void tcp_clamp_window(struct sock *sk, struct tcp_sock *tp)
{
struct sk_buff *skb;
unsigned int app_win = tp->rcv_nxt - tp->copied_seq;
......@@ -388,7 +389,7 @@ static void tcp_clamp_window(struct sock *sk, struct tcp_opt *tp)
* though this reference is out of date. A new paper
* is pending.
*/
static void tcp_rcv_rtt_update(struct tcp_opt *tp, u32 sample, int win_dep)
static void tcp_rcv_rtt_update(struct tcp_sock *tp, u32 sample, int win_dep)
{
u32 new_sample = tp->rcv_rtt_est.rtt;
long m = sample;
......@@ -421,7 +422,7 @@ static void tcp_rcv_rtt_update(struct tcp_opt *tp, u32 sample, int win_dep)
tp->rcv_rtt_est.rtt = new_sample;
}
static inline void tcp_rcv_rtt_measure(struct tcp_opt *tp)
static inline void tcp_rcv_rtt_measure(struct tcp_sock *tp)
{
if (tp->rcv_rtt_est.time == 0)
goto new_measure;
......@@ -436,7 +437,7 @@ static inline void tcp_rcv_rtt_measure(struct tcp_opt *tp)
tp->rcv_rtt_est.time = tcp_time_stamp;
}
static inline void tcp_rcv_rtt_measure_ts(struct tcp_opt *tp, struct sk_buff *skb)
static inline void tcp_rcv_rtt_measure_ts(struct tcp_sock *tp, struct sk_buff *skb)
{
if (tp->rcv_tsecr &&
(TCP_SKB_CB(skb)->end_seq -
......@@ -450,7 +451,7 @@ static inline void tcp_rcv_rtt_measure_ts(struct tcp_opt *tp, struct sk_buff *sk
*/
void tcp_rcv_space_adjust(struct sock *sk)
{
struct tcp_opt *tp = tcp_sk(sk);
struct tcp_sock *tp = tcp_sk(sk);
int time;
int space;
......@@ -511,7 +512,7 @@ void tcp_rcv_space_adjust(struct sock *sk)
* each ACK we send, he increments snd_cwnd and transmits more of his
* queue. -DaveM
*/
static void tcp_event_data_recv(struct sock *sk, struct tcp_opt *tp, struct sk_buff *skb)
static void tcp_event_data_recv(struct sock *sk, struct tcp_sock *tp, struct sk_buff *skb)
{
u32 now;
......@@ -558,7 +559,7 @@ static void tcp_event_data_recv(struct sock *sk, struct tcp_opt *tp, struct sk_b
/* When starting a new connection, pin down the current choice of
* congestion algorithm.
*/
void tcp_ca_init(struct tcp_opt *tp)
void tcp_ca_init(struct tcp_sock *tp)
{
if (sysctl_tcp_westwood)
tp->adv_cong = TCP_WESTWOOD;
......@@ -579,7 +580,7 @@ void tcp_ca_init(struct tcp_opt *tp)
* o min-filter RTT samples from a much longer window (forever for now)
* to find the propagation delay (baseRTT)
*/
static inline void vegas_rtt_calc(struct tcp_opt *tp, __u32 rtt)
static inline void vegas_rtt_calc(struct tcp_sock *tp, __u32 rtt)
{
__u32 vrtt = rtt + 1; /* Never allow zero rtt or baseRTT */
......@@ -603,7 +604,7 @@ static inline void vegas_rtt_calc(struct tcp_opt *tp, __u32 rtt)
* To save cycles in the RFC 1323 implementation it was better to break
* it up into three procedures. -- erics
*/
static void tcp_rtt_estimator(struct tcp_opt *tp, __u32 mrtt)
static void tcp_rtt_estimator(struct tcp_sock *tp, __u32 mrtt)
{
long m = mrtt; /* RTT */
......@@ -673,7 +674,7 @@ static void tcp_rtt_estimator(struct tcp_opt *tp, __u32 mrtt)
/* Calculate rto without backoff. This is the second half of Van Jacobson's
* routine referred to above.
*/
static __inline__ void tcp_set_rto(struct tcp_opt *tp)
static inline void tcp_set_rto(struct tcp_sock *tp)
{
/* Old crap is replaced with new one. 8)
*
......@@ -697,7 +698,7 @@ static __inline__ void tcp_set_rto(struct tcp_opt *tp)
/* NOTE: clamping at TCP_RTO_MIN is not required, current algo
* guarantees that rto is higher.
*/
static __inline__ void tcp_bound_rto(struct tcp_opt *tp)
static inline void tcp_bound_rto(struct tcp_sock *tp)
{
if (tp->rto > TCP_RTO_MAX)
tp->rto = TCP_RTO_MAX;
......@@ -709,7 +710,7 @@ static __inline__ void tcp_bound_rto(struct tcp_opt *tp)
*/
void tcp_update_metrics(struct sock *sk)
{
struct tcp_opt *tp = tcp_sk(sk);
struct tcp_sock *tp = tcp_sk(sk);
struct dst_entry *dst = __sk_dst_get(sk);
if (sysctl_tcp_nometrics_save)
......@@ -797,7 +798,7 @@ void tcp_update_metrics(struct sock *sk)
}
/* Numbers are taken from RFC2414. */
__u32 tcp_init_cwnd(struct tcp_opt *tp, struct dst_entry *dst)
__u32 tcp_init_cwnd(struct tcp_sock *tp, struct dst_entry *dst)
{
__u32 cwnd = (dst ? dst_metric(dst, RTAX_INITCWND) : 0);
......@@ -814,7 +815,7 @@ __u32 tcp_init_cwnd(struct tcp_opt *tp, struct dst_entry *dst)
static void tcp_init_metrics(struct sock *sk)
{
struct tcp_opt *tp = tcp_sk(sk);
struct tcp_sock *tp = tcp_sk(sk);
struct dst_entry *dst = __sk_dst_get(sk);
if (dst == NULL)
......@@ -883,7 +884,7 @@ static void tcp_init_metrics(struct sock *sk)
}
}
static void tcp_update_reordering(struct tcp_opt *tp, int metric, int ts)
static void tcp_update_reordering(struct tcp_sock *tp, int metric, int ts)
{
if (metric > tp->reordering) {
tp->reordering = min(TCP_MAX_REORDERING, metric);
......@@ -961,7 +962,7 @@ static void tcp_update_reordering(struct tcp_opt *tp, int metric, int ts)
static int
tcp_sacktag_write_queue(struct sock *sk, struct sk_buff *ack_skb, u32 prior_snd_una)
{
struct tcp_opt *tp = tcp_sk(sk);
struct tcp_sock *tp = tcp_sk(sk);
unsigned char *ptr = ack_skb->h.raw + TCP_SKB_CB(ack_skb)->sacked;
struct tcp_sack_block *sp = (struct tcp_sack_block *)(ptr+2);
int num_sacks = (ptr[1] - TCPOLEN_SACK_BASE)>>3;
......@@ -1178,7 +1179,7 @@ tcp_sacktag_write_queue(struct sock *sk, struct sk_buff *ack_skb, u32 prior_snd_
*/
void tcp_enter_frto(struct sock *sk)
{
struct tcp_opt *tp = tcp_sk(sk);
struct tcp_sock *tp = tcp_sk(sk);
struct sk_buff *skb;
tp->frto_counter = 1;
......@@ -1215,7 +1216,7 @@ void tcp_enter_frto(struct sock *sk)
*/
static void tcp_enter_frto_loss(struct sock *sk)
{
struct tcp_opt *tp = tcp_sk(sk);
struct tcp_sock *tp = tcp_sk(sk);
struct sk_buff *skb;
int cnt = 0;
......@@ -1258,7 +1259,7 @@ static void tcp_enter_frto_loss(struct sock *sk)
init_bictcp(tp);
}
void tcp_clear_retrans(struct tcp_opt *tp)
void tcp_clear_retrans(struct tcp_sock *tp)
{
tcp_set_pcount(&tp->left_out, 0);
tcp_set_pcount(&tp->retrans_out, 0);
......@@ -1277,7 +1278,7 @@ void tcp_clear_retrans(struct tcp_opt *tp)
*/
void tcp_enter_loss(struct sock *sk, int how)
{
struct tcp_opt *tp = tcp_sk(sk);
struct tcp_sock *tp = tcp_sk(sk);
struct sk_buff *skb;
int cnt = 0;
......@@ -1321,7 +1322,7 @@ void tcp_enter_loss(struct sock *sk, int how)
TCP_ECN_queue_cwr(tp);
}
static int tcp_check_sack_reneging(struct sock *sk, struct tcp_opt *tp)
static int tcp_check_sack_reneging(struct sock *sk, struct tcp_sock *tp)
{
struct sk_buff *skb;
......@@ -1344,18 +1345,18 @@ static int tcp_check_sack_reneging(struct sock *sk, struct tcp_opt *tp)
return 0;
}
static inline int tcp_fackets_out(struct tcp_opt *tp)
static inline int tcp_fackets_out(struct tcp_sock *tp)
{
return IsReno(tp) ? tcp_get_pcount(&tp->sacked_out)+1 :
tcp_get_pcount(&tp->fackets_out);
}
static inline int tcp_skb_timedout(struct tcp_opt *tp, struct sk_buff *skb)
static inline int tcp_skb_timedout(struct tcp_sock *tp, struct sk_buff *skb)
{
return (tcp_time_stamp - TCP_SKB_CB(skb)->when > tp->rto);
}
static inline int tcp_head_timedout(struct sock *sk, struct tcp_opt *tp)
static inline int tcp_head_timedout(struct sock *sk, struct tcp_sock *tp)
{
return tcp_get_pcount(&tp->packets_out) &&
tcp_skb_timedout(tp, skb_peek(&sk->sk_write_queue));
......@@ -1454,8 +1455,7 @@ static inline int tcp_head_timedout(struct sock *sk, struct tcp_opt *tp)
* Main question: may we further continue forward transmission
* with the same cwnd?
*/
static int
tcp_time_to_recover(struct sock *sk, struct tcp_opt *tp)
static int tcp_time_to_recover(struct sock *sk, struct tcp_sock *tp)
{
__u32 packets_out;
......@@ -1493,7 +1493,7 @@ tcp_time_to_recover(struct sock *sk, struct tcp_opt *tp)
* in assumption of absent reordering, interpret this as reordering.
* The only another reason could be bug in receiver TCP.
*/
static void tcp_check_reno_reordering(struct tcp_opt *tp, int addend)
static void tcp_check_reno_reordering(struct tcp_sock *tp, int addend)
{
u32 holes;
......@@ -1512,7 +1512,7 @@ static void tcp_check_reno_reordering(struct tcp_opt *tp, int addend)
/* Emulate SACKs for SACKless connection: account for a new dupack. */
static void tcp_add_reno_sack(struct tcp_opt *tp)
static void tcp_add_reno_sack(struct tcp_sock *tp)
{
tcp_inc_pcount_explicit(&tp->sacked_out, 1);
tcp_check_reno_reordering(tp, 0);
......@@ -1521,7 +1521,7 @@ static void tcp_add_reno_sack(struct tcp_opt *tp)
/* Account for ACK, ACKing some data in Reno Recovery phase. */
static void tcp_remove_reno_sacks(struct sock *sk, struct tcp_opt *tp, int acked)
static void tcp_remove_reno_sacks(struct sock *sk, struct tcp_sock *tp, int acked)
{
if (acked > 0) {
/* One ACK acked hole. The rest eat duplicate ACKs. */
......@@ -1534,15 +1534,15 @@ static void tcp_remove_reno_sacks(struct sock *sk, struct tcp_opt *tp, int acked
tcp_sync_left_out(tp);
}
static inline void tcp_reset_reno_sack(struct tcp_opt *tp)
static inline void tcp_reset_reno_sack(struct tcp_sock *tp)
{
tcp_set_pcount(&tp->sacked_out, 0);
tcp_set_pcount(&tp->left_out, tcp_get_pcount(&tp->lost_out));
}
/* Mark head of queue up as lost. */
static void
tcp_mark_head_lost(struct sock *sk, struct tcp_opt *tp, int packets, u32 high_seq)
static void tcp_mark_head_lost(struct sock *sk, struct tcp_sock *tp,
int packets, u32 high_seq)
{
struct sk_buff *skb;
int cnt = packets;
......@@ -1563,7 +1563,7 @@ tcp_mark_head_lost(struct sock *sk, struct tcp_opt *tp, int packets, u32 high_se
/* Account newly detected lost packet(s) */
static void tcp_update_scoreboard(struct sock *sk, struct tcp_opt *tp)
static void tcp_update_scoreboard(struct sock *sk, struct tcp_sock *tp)
{
if (IsFack(tp)) {
int lost = tcp_get_pcount(&tp->fackets_out) - tp->reordering;
......@@ -1596,7 +1596,7 @@ static void tcp_update_scoreboard(struct sock *sk, struct tcp_opt *tp)
/* CWND moderation, preventing bursts due to too big ACKs
* in dubious situations.
*/
static __inline__ void tcp_moderate_cwnd(struct tcp_opt *tp)
static inline void tcp_moderate_cwnd(struct tcp_sock *tp)
{
tp->snd_cwnd = min(tp->snd_cwnd,
tcp_packets_in_flight(tp)+tcp_max_burst(tp));
......@@ -1605,7 +1605,7 @@ static __inline__ void tcp_moderate_cwnd(struct tcp_opt *tp)
/* Decrease cwnd each second ack. */
static void tcp_cwnd_down(struct tcp_opt *tp)
static void tcp_cwnd_down(struct tcp_sock *tp)
{
int decr = tp->snd_cwnd_cnt + 1;
__u32 limit;
......@@ -1635,7 +1635,7 @@ static void tcp_cwnd_down(struct tcp_opt *tp)
/* Nothing was retransmitted or returned timestamp is less
* than timestamp of the first retransmission.
*/
static __inline__ int tcp_packet_delayed(struct tcp_opt *tp)
static inline int tcp_packet_delayed(struct tcp_sock *tp)
{
return !tp->retrans_stamp ||
(tp->saw_tstamp && tp->rcv_tsecr &&
......@@ -1645,7 +1645,7 @@ static __inline__ int tcp_packet_delayed(struct tcp_opt *tp)
/* Undo procedures. */
#if FASTRETRANS_DEBUG > 1
static void DBGUNDO(struct sock *sk, struct tcp_opt *tp, const char *msg)
static void DBGUNDO(struct sock *sk, struct tcp_sock *tp, const char *msg)
{
struct inet_sock *inet = inet_sk(sk);
printk(KERN_DEBUG "Undo %s %u.%u.%u.%u/%u c%u l%u ss%u/%u p%u\n",
......@@ -1659,7 +1659,7 @@ static void DBGUNDO(struct sock *sk, struct tcp_opt *tp, const char *msg)
#define DBGUNDO(x...) do { } while (0)
#endif
static void tcp_undo_cwr(struct tcp_opt *tp, int undo)
static void tcp_undo_cwr(struct tcp_sock *tp, int undo)
{
if (tp->prior_ssthresh) {
tp->snd_cwnd = max(tp->snd_cwnd, tp->snd_ssthresh<<1);
......@@ -1675,14 +1675,14 @@ static void tcp_undo_cwr(struct tcp_opt *tp, int undo)
tp->snd_cwnd_stamp = tcp_time_stamp;
}
static inline int tcp_may_undo(struct tcp_opt *tp)
static inline int tcp_may_undo(struct tcp_sock *tp)
{
return tp->undo_marker &&
(!tp->undo_retrans || tcp_packet_delayed(tp));
}
/* People celebrate: "We love our President!" */
static int tcp_try_undo_recovery(struct sock *sk, struct tcp_opt *tp)
static int tcp_try_undo_recovery(struct sock *sk, struct tcp_sock *tp)
{
if (tcp_may_undo(tp)) {
/* Happy end! We did not retransmit anything
......@@ -1708,7 +1708,7 @@ static int tcp_try_undo_recovery(struct sock *sk, struct tcp_opt *tp)
}
/* Try to undo cwnd reduction, because D-SACKs acked all retransmitted data */
static void tcp_try_undo_dsack(struct sock *sk, struct tcp_opt *tp)
static void tcp_try_undo_dsack(struct sock *sk, struct tcp_sock *tp)
{
if (tp->undo_marker && !tp->undo_retrans) {
DBGUNDO(sk, tp, "D-SACK");
......@@ -1720,7 +1720,8 @@ static void tcp_try_undo_dsack(struct sock *sk, struct tcp_opt *tp)
/* Undo during fast recovery after partial ACK. */
static int tcp_try_undo_partial(struct sock *sk, struct tcp_opt *tp, int acked)
static int tcp_try_undo_partial(struct sock *sk, struct tcp_sock *tp,
int acked)
{
/* Partial ACK arrived. Force Hoe's retransmit. */
int failed = IsReno(tp) || tcp_get_pcount(&tp->fackets_out)>tp->reordering;
......@@ -1748,7 +1749,7 @@ static int tcp_try_undo_partial(struct sock *sk, struct tcp_opt *tp, int acked)
}
/* Undo during loss recovery after partial ACK. */
static int tcp_try_undo_loss(struct sock *sk, struct tcp_opt *tp)
static int tcp_try_undo_loss(struct sock *sk, struct tcp_sock *tp)
{
if (tcp_may_undo(tp)) {
struct sk_buff *skb;
......@@ -1769,7 +1770,7 @@ static int tcp_try_undo_loss(struct sock *sk, struct tcp_opt *tp)
return 0;
}
static __inline__ void tcp_complete_cwr(struct tcp_opt *tp)
static inline void tcp_complete_cwr(struct tcp_sock *tp)
{
if (tcp_westwood_cwnd(tp))
tp->snd_ssthresh = tp->snd_cwnd;
......@@ -1778,7 +1779,7 @@ static __inline__ void tcp_complete_cwr(struct tcp_opt *tp)
tp->snd_cwnd_stamp = tcp_time_stamp;
}
static void tcp_try_to_open(struct sock *sk, struct tcp_opt *tp, int flag)
static void tcp_try_to_open(struct sock *sk, struct tcp_sock *tp, int flag)
{
tcp_set_pcount(&tp->left_out, tcp_get_pcount(&tp->sacked_out));
......@@ -1821,7 +1822,7 @@ static void
tcp_fastretrans_alert(struct sock *sk, u32 prior_snd_una,
int prior_packets, int flag)
{
struct tcp_opt *tp = tcp_sk(sk);
struct tcp_sock *tp = tcp_sk(sk);
int is_dupack = (tp->snd_una == prior_snd_una && !(flag&FLAG_NOT_DUP));
/* Some technical things:
......@@ -1970,7 +1971,7 @@ tcp_fastretrans_alert(struct sock *sk, u32 prior_snd_una,
/* Read draft-ietf-tcplw-high-performance before mucking
* with this code. (Superceeds RFC1323)
*/
static void tcp_ack_saw_tstamp(struct tcp_opt *tp, int flag)
static void tcp_ack_saw_tstamp(struct tcp_sock *tp, int flag)
{
__u32 seq_rtt;
......@@ -1996,7 +1997,7 @@ static void tcp_ack_saw_tstamp(struct tcp_opt *tp, int flag)
tcp_bound_rto(tp);
}
static void tcp_ack_no_tstamp(struct tcp_opt *tp, u32 seq_rtt, int flag)
static void tcp_ack_no_tstamp(struct tcp_sock *tp, u32 seq_rtt, int flag)
{
/* We don't have a timestamp. Can only use
* packets that are not retransmitted to determine
......@@ -2016,8 +2017,8 @@ static void tcp_ack_no_tstamp(struct tcp_opt *tp, u32 seq_rtt, int flag)
tcp_bound_rto(tp);
}
static __inline__ void
tcp_ack_update_rtt(struct tcp_opt *tp, int flag, s32 seq_rtt)
static inline void tcp_ack_update_rtt(struct tcp_sock *tp,
int flag, s32 seq_rtt)
{
/* Note that peer MAY send zero echo. In this case it is ignored. (rfc1323) */
if (tp->saw_tstamp && tp->rcv_tsecr)
......@@ -2039,7 +2040,7 @@ tcp_ack_update_rtt(struct tcp_opt *tp, int flag, s32 seq_rtt)
* Unless BIC is enabled and congestion window is large
* this behaves the same as the original Reno.
*/
static inline __u32 bictcp_cwnd(struct tcp_opt *tp)
static inline __u32 bictcp_cwnd(struct tcp_sock *tp)
{
/* orignal Reno behaviour */
if (!tcp_is_bic(tp))
......@@ -2092,7 +2093,7 @@ static inline __u32 bictcp_cwnd(struct tcp_opt *tp)
/* This is Jacobson's slow start and congestion avoidance.
* SIGCOMM '88, p. 328.
*/
static __inline__ void reno_cong_avoid(struct tcp_opt *tp)
static inline void reno_cong_avoid(struct tcp_sock *tp)
{
if (tp->snd_cwnd <= tp->snd_ssthresh) {
/* In "safe" area, increase. */
......@@ -2141,7 +2142,7 @@ static __inline__ void reno_cong_avoid(struct tcp_opt *tp)
* a cwnd adjustment decision. The original Vegas implementation
* assumed senders never went idle.
*/
static void vegas_cong_avoid(struct tcp_opt *tp, u32 ack, u32 seq_rtt)
static void vegas_cong_avoid(struct tcp_sock *tp, u32 ack, u32 seq_rtt)
{
/* The key players are v_beg_snd_una and v_beg_snd_nxt.
*
......@@ -2334,7 +2335,7 @@ static void vegas_cong_avoid(struct tcp_opt *tp, u32 ack, u32 seq_rtt)
tp->snd_cwnd_stamp = tcp_time_stamp;
}
static inline void tcp_cong_avoid(struct tcp_opt *tp, u32 ack, u32 seq_rtt)
static inline void tcp_cong_avoid(struct tcp_sock *tp, u32 ack, u32 seq_rtt)
{
if (tcp_vegas_enabled(tp))
vegas_cong_avoid(tp, ack, seq_rtt);
......@@ -2346,7 +2347,7 @@ static inline void tcp_cong_avoid(struct tcp_opt *tp, u32 ack, u32 seq_rtt)
* RFC2988 recommends to restart timer to now+rto.
*/
static __inline__ void tcp_ack_packets_out(struct sock *sk, struct tcp_opt *tp)
static inline void tcp_ack_packets_out(struct sock *sk, struct tcp_sock *tp)
{
if (!tcp_get_pcount(&tp->packets_out)) {
tcp_clear_xmit_timer(sk, TCP_TIME_RETRANS);
......@@ -2367,7 +2368,7 @@ static __inline__ void tcp_ack_packets_out(struct sock *sk, struct tcp_opt *tp)
static int tcp_tso_acked(struct sock *sk, struct sk_buff *skb,
__u32 now, __s32 *seq_rtt)
{
struct tcp_opt *tp = tcp_sk(sk);
struct tcp_sock *tp = tcp_sk(sk);
struct tcp_skb_cb *scb = TCP_SKB_CB(skb);
__u32 seq = tp->snd_una;
__u32 packets_acked;
......@@ -2428,7 +2429,7 @@ static int tcp_tso_acked(struct sock *sk, struct sk_buff *skb,
/* Remove acknowledged frames from the retransmission queue. */
static int tcp_clean_rtx_queue(struct sock *sk, __s32 *seq_rtt_p)
{
struct tcp_opt *tp = tcp_sk(sk);
struct tcp_sock *tp = tcp_sk(sk);
struct sk_buff *skb;
__u32 now = tcp_time_stamp;
int acked = 0;
......@@ -2525,7 +2526,7 @@ static int tcp_clean_rtx_queue(struct sock *sk, __s32 *seq_rtt_p)
static void tcp_ack_probe(struct sock *sk)
{
struct tcp_opt *tp = tcp_sk(sk);
struct tcp_sock *tp = tcp_sk(sk);
/* Was it a usable window open? */
......@@ -2542,13 +2543,13 @@ static void tcp_ack_probe(struct sock *sk)
}
}
static __inline__ int tcp_ack_is_dubious(struct tcp_opt *tp, int flag)
static inline int tcp_ack_is_dubious(struct tcp_sock *tp, int flag)
{
return (!(flag & FLAG_NOT_DUP) || (flag & FLAG_CA_ALERT) ||
tp->ca_state != TCP_CA_Open);
}
static __inline__ int tcp_may_raise_cwnd(struct tcp_opt *tp, int flag)
static inline int tcp_may_raise_cwnd(struct tcp_sock *tp, int flag)
{
return (!(flag & FLAG_ECE) || tp->snd_cwnd < tp->snd_ssthresh) &&
!((1<<tp->ca_state)&(TCPF_CA_Recovery|TCPF_CA_CWR));
......@@ -2557,8 +2558,8 @@ static __inline__ int tcp_may_raise_cwnd(struct tcp_opt *tp, int flag)
/* Check that window update is acceptable.
* The function assumes that snd_una<=ack<=snd_next.
*/
static __inline__ int
tcp_may_update_window(struct tcp_opt *tp, u32 ack, u32 ack_seq, u32 nwin)
static inline int tcp_may_update_window(struct tcp_sock *tp, u32 ack,
u32 ack_seq, u32 nwin)
{
return (after(ack, tp->snd_una) ||
after(ack_seq, tp->snd_wl1) ||
......@@ -2570,7 +2571,7 @@ tcp_may_update_window(struct tcp_opt *tp, u32 ack, u32 ack_seq, u32 nwin)
* Window update algorithm, described in RFC793/RFC1122 (used in linux-2.2
* and in FreeBSD. NetBSD's one is even worse.) is wrong.
*/
static int tcp_ack_update_window(struct sock *sk, struct tcp_opt *tp,
static int tcp_ack_update_window(struct sock *sk, struct tcp_sock *tp,
struct sk_buff *skb, u32 ack, u32 ack_seq)
{
int flag = 0;
......@@ -2605,7 +2606,7 @@ static int tcp_ack_update_window(struct sock *sk, struct tcp_opt *tp,
static void tcp_process_frto(struct sock *sk, u32 prior_snd_una)
{
struct tcp_opt *tp = tcp_sk(sk);
struct tcp_sock *tp = tcp_sk(sk);
tcp_sync_left_out(tp);
......@@ -2654,7 +2655,7 @@ static void tcp_process_frto(struct sock *sk, u32 prior_snd_una)
static void init_westwood(struct sock *sk)
{
struct tcp_opt *tp = tcp_sk(sk);
struct tcp_sock *tp = tcp_sk(sk);
tp->westwood.bw_ns_est = 0;
tp->westwood.bw_est = 0;
......@@ -2678,7 +2679,7 @@ static inline __u32 westwood_do_filter(__u32 a, __u32 b)
static void westwood_filter(struct sock *sk, __u32 delta)
{
struct tcp_opt *tp = tcp_sk(sk);
struct tcp_sock *tp = tcp_sk(sk);
tp->westwood.bw_ns_est =
westwood_do_filter(tp->westwood.bw_ns_est,
......@@ -2696,7 +2697,7 @@ static void westwood_filter(struct sock *sk, __u32 delta)
static inline __u32 westwood_update_rttmin(const struct sock *sk)
{
const struct tcp_opt *tp = tcp_sk(sk);
const struct tcp_sock *tp = tcp_sk(sk);
__u32 rttmin = tp->westwood.rtt_min;
if (tp->westwood.rtt != 0 &&
......@@ -2713,7 +2714,7 @@ static inline __u32 westwood_update_rttmin(const struct sock *sk)
static inline __u32 westwood_acked(const struct sock *sk)
{
const struct tcp_opt *tp = tcp_sk(sk);
const struct tcp_sock *tp = tcp_sk(sk);
return tp->snd_una - tp->westwood.snd_una;
}
......@@ -2729,7 +2730,7 @@ static inline __u32 westwood_acked(const struct sock *sk)
static int westwood_new_window(const struct sock *sk)
{
const struct tcp_opt *tp = tcp_sk(sk);
const struct tcp_sock *tp = tcp_sk(sk);
__u32 left_bound;
__u32 rtt;
int ret = 0;
......@@ -2760,7 +2761,7 @@ static int westwood_new_window(const struct sock *sk)
static void __westwood_update_window(struct sock *sk, __u32 now)
{
struct tcp_opt *tp = tcp_sk(sk);
struct tcp_sock *tp = tcp_sk(sk);
__u32 delta = now - tp->westwood.rtt_win_sx;
if (delta) {
......@@ -2788,7 +2789,7 @@ static void westwood_update_window(struct sock *sk, __u32 now)
void __tcp_westwood_fast_bw(struct sock *sk, struct sk_buff *skb)
{
struct tcp_opt *tp = tcp_sk(sk);
struct tcp_sock *tp = tcp_sk(sk);
westwood_update_window(sk, tcp_time_stamp);
......@@ -2805,24 +2806,24 @@ void __tcp_westwood_fast_bw(struct sock *sk, struct sk_buff *skb)
static void westwood_dupack_update(struct sock *sk)
{
struct tcp_opt *tp = tcp_sk(sk);
struct tcp_sock *tp = tcp_sk(sk);
tp->westwood.accounted += tp->mss_cache_std;
tp->westwood.cumul_ack = tp->mss_cache_std;
}
static inline int westwood_may_change_cumul(struct tcp_opt *tp)
static inline int westwood_may_change_cumul(struct tcp_sock *tp)
{
return (tp->westwood.cumul_ack > tp->mss_cache_std);
}
static inline void westwood_partial_update(struct tcp_opt *tp)
static inline void westwood_partial_update(struct tcp_sock *tp)
{
tp->westwood.accounted -= tp->westwood.cumul_ack;
tp->westwood.cumul_ack = tp->mss_cache_std;
}
static inline void westwood_complete_update(struct tcp_opt *tp)
static inline void westwood_complete_update(struct tcp_sock *tp)
{
tp->westwood.cumul_ack -= tp->westwood.accounted;
tp->westwood.accounted = 0;
......@@ -2836,7 +2837,7 @@ static inline void westwood_complete_update(struct tcp_opt *tp)
static inline __u32 westwood_acked_count(struct sock *sk)
{
struct tcp_opt *tp = tcp_sk(sk);
struct tcp_sock *tp = tcp_sk(sk);
tp->westwood.cumul_ack = westwood_acked(sk);
......@@ -2869,7 +2870,7 @@ static inline __u32 westwood_acked_count(struct sock *sk)
void __tcp_westwood_slow_bw(struct sock *sk, struct sk_buff *skb)
{
struct tcp_opt *tp = tcp_sk(sk);
struct tcp_sock *tp = tcp_sk(sk);
westwood_update_window(sk, tcp_time_stamp);
......@@ -2880,7 +2881,7 @@ void __tcp_westwood_slow_bw(struct sock *sk, struct sk_buff *skb)
/* This routine deals with incoming acks, but not outgoing ones. */
static int tcp_ack(struct sock *sk, struct sk_buff *skb, int flag)
{
struct tcp_opt *tp = tcp_sk(sk);
struct tcp_sock *tp = tcp_sk(sk);
u32 prior_snd_una = tp->snd_una;
u32 ack_seq = TCP_SKB_CB(skb)->seq;
u32 ack = TCP_SKB_CB(skb)->ack_seq;
......@@ -2985,7 +2986,7 @@ static int tcp_ack(struct sock *sk, struct sk_buff *skb, int flag)
* But, this can also be called on packets in the established flow when
* the fast version below fails.
*/
void tcp_parse_options(struct sk_buff *skb, struct tcp_opt *tp, int estab)
void tcp_parse_options(struct sk_buff *skb, struct tcp_sock *tp, int estab)
{
unsigned char *ptr;
struct tcphdr *th = skb->h.th;
......@@ -3070,7 +3071,8 @@ void tcp_parse_options(struct sk_buff *skb, struct tcp_opt *tp, int estab)
/* Fast parse options. This hopes to only see timestamps.
* If it is wrong it falls back on tcp_parse_options().
*/
static __inline__ int tcp_fast_parse_options(struct sk_buff *skb, struct tcphdr *th, struct tcp_opt *tp)
static inline int tcp_fast_parse_options(struct sk_buff *skb, struct tcphdr *th,
struct tcp_sock *tp)
{
if (th->doff == sizeof(struct tcphdr)>>2) {
tp->saw_tstamp = 0;
......@@ -3092,15 +3094,13 @@ static __inline__ int tcp_fast_parse_options(struct sk_buff *skb, struct tcphdr
return 1;
}
static __inline__ void
tcp_store_ts_recent(struct tcp_opt *tp)
static inline void tcp_store_ts_recent(struct tcp_sock *tp)
{
tp->ts_recent = tp->rcv_tsval;
tp->ts_recent_stamp = xtime.tv_sec;
}
static __inline__ void
tcp_replace_ts_recent(struct tcp_opt *tp, u32 seq)
static inline void tcp_replace_ts_recent(struct tcp_sock *tp, u32 seq)
{
if (tp->saw_tstamp && !after(seq, tp->rcv_wup)) {
/* PAWS bug workaround wrt. ACK frames, the PAWS discard
......@@ -3139,7 +3139,7 @@ tcp_replace_ts_recent(struct tcp_opt *tp, u32 seq)
* up to bandwidth of 18Gigabit/sec. 8) ]
*/
static int tcp_disordered_ack(struct tcp_opt *tp, struct sk_buff *skb)
static int tcp_disordered_ack(struct tcp_sock *tp, struct sk_buff *skb)
{
struct tcphdr *th = skb->h.th;
u32 seq = TCP_SKB_CB(skb)->seq;
......@@ -3158,7 +3158,7 @@ static int tcp_disordered_ack(struct tcp_opt *tp, struct sk_buff *skb)
(s32)(tp->ts_recent - tp->rcv_tsval) <= (tp->rto*1024)/HZ);
}
static __inline__ int tcp_paws_discard(struct tcp_opt *tp, struct sk_buff *skb)
static inline int tcp_paws_discard(struct tcp_sock *tp, struct sk_buff *skb)
{
return ((s32)(tp->ts_recent - tp->rcv_tsval) > TCP_PAWS_WINDOW &&
xtime.tv_sec < tp->ts_recent_stamp + TCP_PAWS_24DAYS &&
......@@ -3178,7 +3178,7 @@ static __inline__ int tcp_paws_discard(struct tcp_opt *tp, struct sk_buff *skb)
* (borrowed from freebsd)
*/
static inline int tcp_sequence(struct tcp_opt *tp, u32 seq, u32 end_seq)
static inline int tcp_sequence(struct tcp_sock *tp, u32 seq, u32 end_seq)
{
return !before(end_seq, tp->rcv_wup) &&
!after(seq, tp->rcv_nxt + tcp_receive_window(tp));
......@@ -3223,7 +3223,7 @@ static void tcp_reset(struct sock *sk)
*/
static void tcp_fin(struct sk_buff *skb, struct sock *sk, struct tcphdr *th)
{
struct tcp_opt *tp = tcp_sk(sk);
struct tcp_sock *tp = tcp_sk(sk);
tcp_schedule_ack(tp);
......@@ -3303,7 +3303,7 @@ tcp_sack_extend(struct tcp_sack_block *sp, u32 seq, u32 end_seq)
return 0;
}
static __inline__ void tcp_dsack_set(struct tcp_opt *tp, u32 seq, u32 end_seq)
static inline void tcp_dsack_set(struct tcp_sock *tp, u32 seq, u32 end_seq)
{
if (tp->sack_ok && sysctl_tcp_dsack) {
if (before(seq, tp->rcv_nxt))
......@@ -3318,7 +3318,7 @@ static __inline__ void tcp_dsack_set(struct tcp_opt *tp, u32 seq, u32 end_seq)
}
}
static __inline__ void tcp_dsack_extend(struct tcp_opt *tp, u32 seq, u32 end_seq)
static inline void tcp_dsack_extend(struct tcp_sock *tp, u32 seq, u32 end_seq)
{
if (!tp->dsack)
tcp_dsack_set(tp, seq, end_seq);
......@@ -3328,7 +3328,7 @@ static __inline__ void tcp_dsack_extend(struct tcp_opt *tp, u32 seq, u32 end_seq
static void tcp_send_dupack(struct sock *sk, struct sk_buff *skb)
{
struct tcp_opt *tp = tcp_sk(sk);
struct tcp_sock *tp = tcp_sk(sk);
if (TCP_SKB_CB(skb)->end_seq != TCP_SKB_CB(skb)->seq &&
before(TCP_SKB_CB(skb)->seq, tp->rcv_nxt)) {
......@@ -3350,7 +3350,7 @@ static void tcp_send_dupack(struct sock *sk, struct sk_buff *skb)
/* These routines update the SACK block as out-of-order packets arrive or
* in-order packets close up the sequence space.
*/
static void tcp_sack_maybe_coalesce(struct tcp_opt *tp)
static void tcp_sack_maybe_coalesce(struct tcp_sock *tp)
{
int this_sack;
struct tcp_sack_block *sp = &tp->selective_acks[0];
......@@ -3391,7 +3391,7 @@ static __inline__ void tcp_sack_swap(struct tcp_sack_block *sack1, struct tcp_sa
static void tcp_sack_new_ofo_skb(struct sock *sk, u32 seq, u32 end_seq)
{
struct tcp_opt *tp = tcp_sk(sk);
struct tcp_sock *tp = tcp_sk(sk);
struct tcp_sack_block *sp = &tp->selective_acks[0];
int cur_sacks = tp->num_sacks;
int this_sack;
......@@ -3434,7 +3434,7 @@ static void tcp_sack_new_ofo_skb(struct sock *sk, u32 seq, u32 end_seq)
/* RCV.NXT advances, some SACKs should be eaten. */
static void tcp_sack_remove(struct tcp_opt *tp)
static void tcp_sack_remove(struct tcp_sock *tp)
{
struct tcp_sack_block *sp = &tp->selective_acks[0];
int num_sacks = tp->num_sacks;
......@@ -3475,7 +3475,7 @@ static void tcp_sack_remove(struct tcp_opt *tp)
*/
static void tcp_ofo_queue(struct sock *sk)
{
struct tcp_opt *tp = tcp_sk(sk);
struct tcp_sock *tp = tcp_sk(sk);
__u32 dsack_high = tp->rcv_nxt;
struct sk_buff *skb;
......@@ -3513,7 +3513,7 @@ static int tcp_prune_queue(struct sock *sk);
static void tcp_data_queue(struct sock *sk, struct sk_buff *skb)
{
struct tcphdr *th = skb->h.th;
struct tcp_opt *tp = tcp_sk(sk);
struct tcp_sock *tp = tcp_sk(sk);
int eaten = -1;
if (TCP_SKB_CB(skb)->seq == TCP_SKB_CB(skb)->end_seq)
......@@ -3821,7 +3821,7 @@ tcp_collapse(struct sock *sk, struct sk_buff *head,
*/
static void tcp_collapse_ofo_queue(struct sock *sk)
{
struct tcp_opt *tp = tcp_sk(sk);
struct tcp_sock *tp = tcp_sk(sk);
struct sk_buff *skb = skb_peek(&tp->out_of_order_queue);
struct sk_buff *head;
u32 start, end;
......@@ -3866,7 +3866,7 @@ static void tcp_collapse_ofo_queue(struct sock *sk)
*/
static int tcp_prune_queue(struct sock *sk)
{
struct tcp_opt *tp = tcp_sk(sk);
struct tcp_sock *tp = tcp_sk(sk);
SOCK_DEBUG(sk, "prune_queue: c=%x\n", tp->copied_seq);
......@@ -3926,7 +3926,7 @@ static int tcp_prune_queue(struct sock *sk)
*/
void tcp_cwnd_application_limited(struct sock *sk)
{
struct tcp_opt *tp = tcp_sk(sk);
struct tcp_sock *tp = tcp_sk(sk);
if (tp->ca_state == TCP_CA_Open &&
sk->sk_socket && !test_bit(SOCK_NOSPACE, &sk->sk_socket->flags)) {
......@@ -3950,7 +3950,7 @@ void tcp_cwnd_application_limited(struct sock *sk)
*/
static void tcp_new_space(struct sock *sk)
{
struct tcp_opt *tp = tcp_sk(sk);
struct tcp_sock *tp = tcp_sk(sk);
if (tcp_get_pcount(&tp->packets_out) < tp->snd_cwnd &&
!(sk->sk_userlocks & SOCK_SNDBUF_LOCK) &&
......@@ -3981,7 +3981,7 @@ static inline void tcp_check_space(struct sock *sk)
static void __tcp_data_snd_check(struct sock *sk, struct sk_buff *skb)
{
struct tcp_opt *tp = tcp_sk(sk);
struct tcp_sock *tp = tcp_sk(sk);
if (after(TCP_SKB_CB(skb)->end_seq, tp->snd_una + tp->snd_wnd) ||
tcp_packets_in_flight(tp) >= tp->snd_cwnd ||
......@@ -4003,7 +4003,7 @@ static __inline__ void tcp_data_snd_check(struct sock *sk)
*/
static void __tcp_ack_snd_check(struct sock *sk, int ofo_possible)
{
struct tcp_opt *tp = tcp_sk(sk);
struct tcp_sock *tp = tcp_sk(sk);
/* More than one full frame received... */
if (((tp->rcv_nxt - tp->rcv_wup) > tp->ack.rcv_mss
......@@ -4026,7 +4026,7 @@ static void __tcp_ack_snd_check(struct sock *sk, int ofo_possible)
static __inline__ void tcp_ack_snd_check(struct sock *sk)
{
struct tcp_opt *tp = tcp_sk(sk);
struct tcp_sock *tp = tcp_sk(sk);
if (!tcp_ack_scheduled(tp)) {
/* We sent a data segment already. */
return;
......@@ -4046,7 +4046,7 @@ static __inline__ void tcp_ack_snd_check(struct sock *sk)
static void tcp_check_urg(struct sock * sk, struct tcphdr * th)
{
struct tcp_opt *tp = tcp_sk(sk);
struct tcp_sock *tp = tcp_sk(sk);
u32 ptr = ntohs(th->urg_ptr);
if (ptr && !sysctl_tcp_stdurg)
......@@ -4113,7 +4113,7 @@ static void tcp_check_urg(struct sock * sk, struct tcphdr * th)
/* This is the 'fast' part of urgent handling. */
static void tcp_urg(struct sock *sk, struct sk_buff *skb, struct tcphdr *th)
{
struct tcp_opt *tp = tcp_sk(sk);
struct tcp_sock *tp = tcp_sk(sk);
/* Check if we get a new urgent pointer - normally not. */
if (th->urg)
......@@ -4138,7 +4138,7 @@ static void tcp_urg(struct sock *sk, struct sk_buff *skb, struct tcphdr *th)
static int tcp_copy_to_iovec(struct sock *sk, struct sk_buff *skb, int hlen)
{
struct tcp_opt *tp = tcp_sk(sk);
struct tcp_sock *tp = tcp_sk(sk);
int chunk = skb->len - hlen;
int err;
......@@ -4206,7 +4206,7 @@ tcp_checksum_complete_user(struct sock *sk, struct sk_buff *skb)
int tcp_rcv_established(struct sock *sk, struct sk_buff *skb,
struct tcphdr *th, unsigned len)
{
struct tcp_opt *tp = tcp_sk(sk);
struct tcp_sock *tp = tcp_sk(sk);
/*
* Header prediction.
......@@ -4456,7 +4456,7 @@ int tcp_rcv_established(struct sock *sk, struct sk_buff *skb,
static int tcp_rcv_synsent_state_process(struct sock *sk, struct sk_buff *skb,
struct tcphdr *th, unsigned len)
{
struct tcp_opt *tp = tcp_sk(sk);
struct tcp_sock *tp = tcp_sk(sk);
int saved_clamp = tp->mss_clamp;
tcp_parse_options(skb, tp, 0);
......@@ -4701,7 +4701,7 @@ static int tcp_rcv_synsent_state_process(struct sock *sk, struct sk_buff *skb,
int tcp_rcv_state_process(struct sock *sk, struct sk_buff *skb,
struct tcphdr *th, unsigned len)
{
struct tcp_opt *tp = tcp_sk(sk);
struct tcp_sock *tp = tcp_sk(sk);
int queued = 0;
tp->saw_tstamp = 0;
......
net/ipv4/tcp_ipv4.c
View file @ ef4a8922
......@@ -568,7 +568,7 @@ static int __tcp_v4_check_established(struct sock *sk, __u16 lport,
tw = (struct tcp_tw_bucket *)sk2;
if (TCP_IPV4_TW_MATCH(sk2, acookie, saddr, daddr, ports, dif)) {
struct tcp_opt *tp = tcp_sk(sk);
struct tcp_sock *tp = tcp_sk(sk);
/* With PAWS, it is safe from the viewpoint
of data integrity. Even without PAWS it
......@@ -744,7 +744,7 @@ static inline int tcp_v4_hash_connect(struct sock *sk)
int tcp_v4_connect(struct sock *sk, struct sockaddr *uaddr, int addr_len)
{
struct inet_sock *inet = inet_sk(sk);
struct tcp_opt *tp = tcp_sk(sk);
struct tcp_sock *tp = tcp_sk(sk);
struct sockaddr_in *usin = (struct sockaddr_in *)uaddr;
struct rtable *rt;
u32 daddr, nexthop;
......@@ -867,7 +867,7 @@ static __inline__ u32 tcp_v4_synq_hash(u32 raddr, u16 rport, u32 rnd)
return (jhash_2words(raddr, (u32) rport, rnd) & (TCP_SYNQ_HSIZE - 1));
}
static struct open_request *tcp_v4_search_req(struct tcp_opt *tp,
static struct open_request *tcp_v4_search_req(struct tcp_sock *tp,
struct open_request ***prevp,
__u16 rport,
__u32 raddr, __u32 laddr)
......@@ -893,7 +893,7 @@ static struct open_request *tcp_v4_search_req(struct tcp_opt *tp,
static void tcp_v4_synq_add(struct sock *sk, struct open_request *req)
{
struct tcp_opt *tp = tcp_sk(sk);
struct tcp_sock *tp = tcp_sk(sk);
struct tcp_listen_opt *lopt = tp->listen_opt;
u32 h = tcp_v4_synq_hash(req->af.v4_req.rmt_addr, req->rmt_port, lopt->hash_rnd);
......@@ -918,7 +918,7 @@ static inline void do_pmtu_discovery(struct sock *sk, struct iphdr *iph,
{
struct dst_entry *dst;
struct inet_sock *inet = inet_sk(sk);
struct tcp_opt *tp = tcp_sk(sk);
struct tcp_sock *tp = tcp_sk(sk);
/* We are not interested in TCP_LISTEN and open_requests (SYN-ACKs
* send out by Linux are always <576bytes so they should go through
......@@ -979,7 +979,7 @@ void tcp_v4_err(struct sk_buff *skb, u32 info)
{
struct iphdr *iph = (struct iphdr *)skb->data;
struct tcphdr *th = (struct tcphdr *)(skb->data + (iph->ihl << 2));
struct tcp_opt *tp;
struct tcp_sock *tp;
struct inet_sock *inet;
int type = skb->h.icmph->type;
int code = skb->h.icmph->code;
......@@ -1393,7 +1393,7 @@ struct or_calltable or_ipv4 = {
int tcp_v4_conn_request(struct sock *sk, struct sk_buff *skb)
{
struct tcp_opt tp;
struct tcp_sock tp;
struct open_request *req;
__u32 saddr = skb->nh.iph->saddr;
__u32 daddr = skb->nh.iph->daddr;
......@@ -1550,7 +1550,7 @@ struct sock *tcp_v4_syn_recv_sock(struct sock *sk, struct sk_buff *skb,
struct dst_entry *dst)
{
struct inet_sock *newinet;
struct tcp_opt *newtp;
struct tcp_sock *newtp;
struct sock *newsk;
if (sk_acceptq_is_full(sk))
......@@ -1602,7 +1602,7 @@ static struct sock *tcp_v4_hnd_req(struct sock *sk, struct sk_buff *skb)
{
struct tcphdr *th = skb->h.th;
struct iphdr *iph = skb->nh.iph;
struct tcp_opt *tp = tcp_sk(sk);
struct tcp_sock *tp = tcp_sk(sk);
struct sock *nsk;
struct open_request **prev;
/* Find possible connection requests. */
......@@ -1972,7 +1972,7 @@ static void v4_addr2sockaddr(struct sock *sk, struct sockaddr * uaddr)
int tcp_v4_remember_stamp(struct sock *sk)
{
struct inet_sock *inet = inet_sk(sk);
struct tcp_opt *tp = tcp_sk(sk);
struct tcp_sock *tp = tcp_sk(sk);
struct rtable *rt = (struct rtable *)__sk_dst_get(sk);
struct inet_peer *peer = NULL;
int release_it = 0;
......@@ -2040,7 +2040,7 @@ struct tcp_func ipv4_specific = {
*/
static int tcp_v4_init_sock(struct sock *sk)
{
struct tcp_opt *tp = tcp_sk(sk);
struct tcp_sock *tp = tcp_sk(sk);
skb_queue_head_init(&tp->out_of_order_queue);
tcp_init_xmit_timers(sk);
......@@ -2082,7 +2082,7 @@ static int tcp_v4_init_sock(struct sock *sk)
int tcp_v4_destroy_sock(struct sock *sk)
{
struct tcp_opt *tp = tcp_sk(sk);
struct tcp_sock *tp = tcp_sk(sk);
tcp_clear_xmit_timers(sk);
......@@ -2131,7 +2131,7 @@ static inline struct tcp_tw_bucket *tw_next(struct tcp_tw_bucket *tw)
static void *listening_get_next(struct seq_file *seq, void *cur)
{
struct tcp_opt *tp;
struct tcp_sock *tp;
struct hlist_node *node;
struct sock *sk = cur;
struct tcp_iter_state* st = seq->private;
......@@ -2368,7 +2368,7 @@ static void tcp_seq_stop(struct seq_file *seq, void *v)
switch (st->state) {
case TCP_SEQ_STATE_OPENREQ:
if (v) {
struct tcp_opt *tp = tcp_sk(st->syn_wait_sk);
struct tcp_sock *tp = tcp_sk(st->syn_wait_sk);
read_unlock_bh(&tp->syn_wait_lock);
}
case TCP_SEQ_STATE_LISTENING:
......@@ -2473,7 +2473,7 @@ static void get_tcp4_sock(struct sock *sp, char *tmpbuf, int i)
{
int timer_active;
unsigned long timer_expires;
struct tcp_opt *tp = tcp_sk(sp);
struct tcp_sock *tp = tcp_sk(sp);
struct inet_sock *inet = inet_sk(sp);
unsigned int dest = inet->daddr;
unsigned int src = inet->rcv_saddr;
......
net/ipv4/tcp_minisocks.c
View file @ ef4a8922
......@@ -123,7 +123,7 @@ enum tcp_tw_status
tcp_timewait_state_process(struct tcp_tw_bucket *tw, struct sk_buff *skb,
struct tcphdr *th, unsigned len)
{
struct tcp_opt tp;
struct tcp_sock tp;
int paws_reject = 0;
tp.saw_tstamp = 0;
......@@ -327,7 +327,7 @@ static void __tcp_tw_hashdance(struct sock *sk, struct tcp_tw_bucket *tw)
void tcp_time_wait(struct sock *sk, int state, int timeo)
{
struct tcp_tw_bucket *tw = NULL;
struct tcp_opt *tp = tcp_sk(sk);
struct tcp_sock *tp = tcp_sk(sk);
int recycle_ok = 0;
if (sysctl_tcp_tw_recycle && tp->ts_recent_stamp)
......@@ -690,7 +690,7 @@ struct sock *tcp_create_openreq_child(struct sock *sk, struct open_request *req,
struct sock *newsk = sk_alloc(PF_INET, GFP_ATOMIC, 0, sk->sk_prot->slab);
if(newsk != NULL) {
struct tcp_opt *newtp;
struct tcp_sock *newtp;
struct sk_filter *filter;
memcpy(newsk, sk, sizeof(struct tcp_sock));
......@@ -734,7 +734,7 @@ struct sock *tcp_create_openreq_child(struct sock *sk, struct open_request *req,
return NULL;
}
/* Now setup tcp_opt */
/* Now setup tcp_sock */
newtp = tcp_sk(newsk);
newtp->pred_flags = 0;
newtp->rcv_nxt = req->rcv_isn + 1;
......@@ -858,10 +858,10 @@ struct sock *tcp_check_req(struct sock *sk,struct sk_buff *skb,
struct open_request **prev)
{
struct tcphdr *th = skb->h.th;
struct tcp_opt *tp = tcp_sk(sk);
struct tcp_sock *tp = tcp_sk(sk);
u32 flg = tcp_flag_word(th) & (TCP_FLAG_RST|TCP_FLAG_SYN|TCP_FLAG_ACK);
int paws_reject = 0;
struct tcp_opt ttp;
struct tcp_sock ttp;
struct sock *child;
ttp.saw_tstamp = 0;
......
net/ipv4/tcp_output.c
View file @ ef4a8922
......@@ -51,8 +51,8 @@ int sysctl_tcp_retrans_collapse = 1;
*/
int sysctl_tcp_tso_win_divisor = 8;
static __inline__
void update_send_head(struct sock *sk, struct tcp_opt *tp, struct sk_buff *skb)
static inline void update_send_head(struct sock *sk, struct tcp_sock *tp,
struct sk_buff *skb)
{
sk->sk_send_head = skb->next;
if (sk->sk_send_head == (struct sk_buff *)&sk->sk_write_queue)
......@@ -67,7 +67,7 @@ void update_send_head(struct sock *sk, struct tcp_opt *tp, struct sk_buff *skb)
* Anything in between SND.UNA...SND.UNA+SND.WND also can be already
* invalid. OK, let's make this for now:
*/
static __inline__ __u32 tcp_acceptable_seq(struct sock *sk, struct tcp_opt *tp)
static inline __u32 tcp_acceptable_seq(struct sock *sk, struct tcp_sock *tp)
{
if (!before(tp->snd_una+tp->snd_wnd, tp->snd_nxt))
return tp->snd_nxt;
......@@ -91,7 +91,7 @@ static __inline__ __u32 tcp_acceptable_seq(struct sock *sk, struct tcp_opt *tp)
*/
static __u16 tcp_advertise_mss(struct sock *sk)
{
struct tcp_opt *tp = tcp_sk(sk);
struct tcp_sock *tp = tcp_sk(sk);
struct dst_entry *dst = __sk_dst_get(sk);
int mss = tp->advmss;
......@@ -105,7 +105,7 @@ static __u16 tcp_advertise_mss(struct sock *sk)
/* RFC2861. Reset CWND after idle period longer RTO to "restart window".
* This is the first part of cwnd validation mechanism. */
static void tcp_cwnd_restart(struct tcp_opt *tp, struct dst_entry *dst)
static void tcp_cwnd_restart(struct tcp_sock *tp, struct dst_entry *dst)
{
s32 delta = tcp_time_stamp - tp->lsndtime;
u32 restart_cwnd = tcp_init_cwnd(tp, dst);
......@@ -124,7 +124,8 @@ static void tcp_cwnd_restart(struct tcp_opt *tp, struct dst_entry *dst)
tp->snd_cwnd_used = 0;
}
static __inline__ void tcp_event_data_sent(struct tcp_opt *tp, struct sk_buff *skb, struct sock *sk)
static inline void tcp_event_data_sent(struct tcp_sock *tp,
struct sk_buff *skb, struct sock *sk)
{
u32 now = tcp_time_stamp;
......@@ -143,7 +144,7 @@ static __inline__ void tcp_event_data_sent(struct tcp_opt *tp, struct sk_buff *s
static __inline__ void tcp_event_ack_sent(struct sock *sk)
{
struct tcp_opt *tp = tcp_sk(sk);
struct tcp_sock *tp = tcp_sk(sk);
tcp_dec_quickack_mode(tp);
tcp_clear_xmit_timer(sk, TCP_TIME_DACK);
......@@ -208,14 +209,14 @@ void tcp_select_initial_window(int __space, __u32 mss,
(*window_clamp) = min(65535U << (*rcv_wscale), *window_clamp);
}
/* Chose a new window to advertise, update state in tcp_opt for the
/* Chose a new window to advertise, update state in tcp_sock for the
* socket, and return result with RFC1323 scaling applied. The return
* value can be stuffed directly into th->window for an outgoing
* frame.
*/
static __inline__ u16 tcp_select_window(struct sock *sk)
{
struct tcp_opt *tp = tcp_sk(sk);
struct tcp_sock *tp = tcp_sk(sk);
u32 cur_win = tcp_receive_window(tp);
u32 new_win = __tcp_select_window(sk);
......@@ -267,7 +268,7 @@ static int tcp_transmit_skb(struct sock *sk, struct sk_buff *skb)
{
if (skb != NULL) {
struct inet_sock *inet = inet_sk(sk);
struct tcp_opt *tp = tcp_sk(sk);
struct tcp_sock *tp = tcp_sk(sk);
struct tcp_skb_cb *tcb = TCP_SKB_CB(skb);
int tcp_header_size = tp->tcp_header_len;
struct tcphdr *th;
......@@ -396,7 +397,7 @@ static int tcp_transmit_skb(struct sock *sk, struct sk_buff *skb)
*/
static void tcp_queue_skb(struct sock *sk, struct sk_buff *skb)
{
struct tcp_opt *tp = tcp_sk(sk);
struct tcp_sock *tp = tcp_sk(sk);
/* Advance write_seq and place onto the write_queue. */
tp->write_seq = TCP_SKB_CB(skb)->end_seq;
......@@ -413,7 +414,7 @@ static void tcp_queue_skb(struct sock *sk, struct sk_buff *skb)
*/
void tcp_push_one(struct sock *sk, unsigned cur_mss)
{
struct tcp_opt *tp = tcp_sk(sk);
struct tcp_sock *tp = tcp_sk(sk);
struct sk_buff *skb = sk->sk_send_head;
if (tcp_snd_test(tp, skb, cur_mss, TCP_NAGLE_PUSH)) {
......@@ -453,7 +454,7 @@ void tcp_set_skb_tso_segs(struct sk_buff *skb, unsigned int mss_std)
*/
static int tcp_fragment(struct sock *sk, struct sk_buff *skb, u32 len)
{
struct tcp_opt *tp = tcp_sk(sk);
struct tcp_sock *tp = tcp_sk(sk);
struct sk_buff *buff;
int nsize;
u16 flags;
......@@ -619,7 +620,7 @@ int tcp_trim_head(struct sock *sk, struct sk_buff *skb, u32 len)
unsigned int tcp_sync_mss(struct sock *sk, u32 pmtu)
{
struct tcp_opt *tp = tcp_sk(sk);
struct tcp_sock *tp = tcp_sk(sk);
struct dst_entry *dst = __sk_dst_get(sk);
int mss_now;
......@@ -666,7 +667,7 @@ unsigned int tcp_sync_mss(struct sock *sk, u32 pmtu)
unsigned int tcp_current_mss(struct sock *sk, int large)
{
struct tcp_opt *tp = tcp_sk(sk);
struct tcp_sock *tp = tcp_sk(sk);
struct dst_entry *dst = __sk_dst_get(sk);
unsigned int do_large, mss_now;
......@@ -727,7 +728,7 @@ unsigned int tcp_current_mss(struct sock *sk, int large)
*/
int tcp_write_xmit(struct sock *sk, int nonagle)
{
struct tcp_opt *tp = tcp_sk(sk);
struct tcp_sock *tp = tcp_sk(sk);
unsigned int mss_now;
/* If we are closed, the bytes will have to remain here.
......@@ -831,7 +832,7 @@ int tcp_write_xmit(struct sock *sk, int nonagle)
*/
u32 __tcp_select_window(struct sock *sk)
{
struct tcp_opt *tp = tcp_sk(sk);
struct tcp_sock *tp = tcp_sk(sk);
/* MSS for the peer's data. Previous verions used mss_clamp
* here. I don't know if the value based on our guesses
* of peer's MSS is better for the performance. It's more correct
......@@ -892,7 +893,7 @@ u32 __tcp_select_window(struct sock *sk)
/* Attempt to collapse two adjacent SKB's during retransmission. */
static void tcp_retrans_try_collapse(struct sock *sk, struct sk_buff *skb, int mss_now)
{
struct tcp_opt *tp = tcp_sk(sk);
struct tcp_sock *tp = tcp_sk(sk);
struct sk_buff *next_skb = skb->next;
/* The first test we must make is that neither of these two
......@@ -970,7 +971,7 @@ static void tcp_retrans_try_collapse(struct sock *sk, struct sk_buff *skb, int m
*/
void tcp_simple_retransmit(struct sock *sk)
{
struct tcp_opt *tp = tcp_sk(sk);
struct tcp_sock *tp = tcp_sk(sk);
struct sk_buff *skb;
unsigned int mss = tcp_current_mss(sk, 0);
int lost = 0;
......@@ -1016,7 +1017,7 @@ void tcp_simple_retransmit(struct sock *sk)
*/
int tcp_retransmit_skb(struct sock *sk, struct sk_buff *skb)
{
struct tcp_opt *tp = tcp_sk(sk);
struct tcp_sock *tp = tcp_sk(sk);
unsigned int cur_mss = tcp_current_mss(sk, 0);
int err;
......@@ -1140,7 +1141,7 @@ int tcp_retransmit_skb(struct sock *sk, struct sk_buff *skb)
*/
void tcp_xmit_retransmit_queue(struct sock *sk)
{
struct tcp_opt *tp = tcp_sk(sk);
struct tcp_sock *tp = tcp_sk(sk);
struct sk_buff *skb;
int packet_cnt = tcp_get_pcount(&tp->lost_out);
......@@ -1235,7 +1236,7 @@ void tcp_xmit_retransmit_queue(struct sock *sk)
*/
void tcp_send_fin(struct sock *sk)
{
struct tcp_opt *tp = tcp_sk(sk);
struct tcp_sock *tp = tcp_sk(sk);
struct sk_buff *skb = skb_peek_tail(&sk->sk_write_queue);
int mss_now;
......@@ -1281,7 +1282,7 @@ void tcp_send_fin(struct sock *sk)
*/
void tcp_send_active_reset(struct sock *sk, int priority)
{
struct tcp_opt *tp = tcp_sk(sk);
struct tcp_sock *tp = tcp_sk(sk);
struct sk_buff *skb;
/* NOTE: No TCP options attached and we never retransmit this. */
......@@ -1346,7 +1347,7 @@ int tcp_send_synack(struct sock *sk)
struct sk_buff * tcp_make_synack(struct sock *sk, struct dst_entry *dst,
struct open_request *req)
{
struct tcp_opt *tp = tcp_sk(sk);
struct tcp_sock *tp = tcp_sk(sk);
struct tcphdr *th;
int tcp_header_size;
struct sk_buff *skb;
......@@ -1417,7 +1418,7 @@ struct sk_buff * tcp_make_synack(struct sock *sk, struct dst_entry *dst,
static inline void tcp_connect_init(struct sock *sk)
{
struct dst_entry *dst = __sk_dst_get(sk);
struct tcp_opt *tp = tcp_sk(sk);
struct tcp_sock *tp = tcp_sk(sk);
/* We'll fix this up when we get a response from the other end.
* See tcp_input.c:tcp_rcv_state_process case TCP_SYN_SENT.
......@@ -1466,7 +1467,7 @@ static inline void tcp_connect_init(struct sock *sk)
*/
int tcp_connect(struct sock *sk)
{
struct tcp_opt *tp = tcp_sk(sk);
struct tcp_sock *tp = tcp_sk(sk);
struct sk_buff *buff;
tcp_connect_init(sk);
......@@ -1510,7 +1511,7 @@ int tcp_connect(struct sock *sk)
*/
void tcp_send_delayed_ack(struct sock *sk)
{
struct tcp_opt *tp = tcp_sk(sk);
struct tcp_sock *tp = tcp_sk(sk);
int ato = tp->ack.ato;
unsigned long timeout;
......@@ -1562,7 +1563,7 @@ void tcp_send_ack(struct sock *sk)
{
/* If we have been reset, we may not send again. */
if (sk->sk_state != TCP_CLOSE) {
struct tcp_opt *tp = tcp_sk(sk);
struct tcp_sock *tp = tcp_sk(sk);
struct sk_buff *buff;
/* We are not putting this on the write queue, so
......@@ -1605,7 +1606,7 @@ void tcp_send_ack(struct sock *sk)
*/
static int tcp_xmit_probe_skb(struct sock *sk, int urgent)
{
struct tcp_opt *tp = tcp_sk(sk);
struct tcp_sock *tp = tcp_sk(sk);
struct sk_buff *skb;
/* We don't queue it, tcp_transmit_skb() sets ownership. */
......@@ -1634,7 +1635,7 @@ static int tcp_xmit_probe_skb(struct sock *sk, int urgent)
int tcp_write_wakeup(struct sock *sk)
{
if (sk->sk_state != TCP_CLOSE) {
struct tcp_opt *tp = tcp_sk(sk);
struct tcp_sock *tp = tcp_sk(sk);
struct sk_buff *skb;
if ((skb = sk->sk_send_head) != NULL &&
......@@ -1688,7 +1689,7 @@ int tcp_write_wakeup(struct sock *sk)
*/
void tcp_send_probe0(struct sock *sk)
{
struct tcp_opt *tp = tcp_sk(sk);
struct tcp_sock *tp = tcp_sk(sk);
int err;
err = tcp_write_wakeup(sk);
......
net/ipv4/tcp_timer.c
View file @ ef4a8922
......@@ -48,7 +48,7 @@ const char tcp_timer_bug_msg[] = KERN_DEBUG "tcpbug: unknown timer value\n";
void tcp_init_xmit_timers(struct sock *sk)
{
struct tcp_opt *tp = tcp_sk(sk);
struct tcp_sock *tp = tcp_sk(sk);
init_timer(&tp->retransmit_timer);
tp->retransmit_timer.function=&tcp_write_timer;
......@@ -67,7 +67,7 @@ void tcp_init_xmit_timers(struct sock *sk)
void tcp_clear_xmit_timers(struct sock *sk)
{
struct tcp_opt *tp = tcp_sk(sk);
struct tcp_sock *tp = tcp_sk(sk);
tp->pending = 0;
sk_stop_timer(sk, &tp->retransmit_timer);
......@@ -101,7 +101,7 @@ static void tcp_write_err(struct sock *sk)
*/
static int tcp_out_of_resources(struct sock *sk, int do_reset)
{
struct tcp_opt *tp = tcp_sk(sk);
struct tcp_sock *tp = tcp_sk(sk);
int orphans = atomic_read(&tcp_orphan_count);
/* If peer does not open window for long time, or did not transmit
......@@ -154,7 +154,7 @@ static int tcp_orphan_retries(struct sock *sk, int alive)
/* A write timeout has occurred. Process the after effects. */
static int tcp_write_timeout(struct sock *sk)
{
struct tcp_opt *tp = tcp_sk(sk);
struct tcp_sock *tp = tcp_sk(sk);
int retry_until;
if ((1 << sk->sk_state) & (TCPF_SYN_SENT | TCPF_SYN_RECV)) {
......@@ -208,7 +208,7 @@ static int tcp_write_timeout(struct sock *sk)
static void tcp_delack_timer(unsigned long data)
{
struct sock *sk = (struct sock*)data;
struct tcp_opt *tp = tcp_sk(sk);
struct tcp_sock *tp = tcp_sk(sk);
bh_lock_sock(sk);
if (sock_owned_by_user(sk)) {
......@@ -268,7 +268,7 @@ static void tcp_delack_timer(unsigned long data)
static void tcp_probe_timer(struct sock *sk)
{
struct tcp_opt *tp = tcp_sk(sk);
struct tcp_sock *tp = tcp_sk(sk);
int max_probes;
if (tcp_get_pcount(&tp->packets_out) || !sk->sk_send_head) {
......@@ -316,7 +316,7 @@ static void tcp_probe_timer(struct sock *sk)
static void tcp_retransmit_timer(struct sock *sk)
{
struct tcp_opt *tp = tcp_sk(sk);
struct tcp_sock *tp = tcp_sk(sk);
if (!tcp_get_pcount(&tp->packets_out))
goto out;
......@@ -418,7 +418,7 @@ out:;
static void tcp_write_timer(unsigned long data)
{
struct sock *sk = (struct sock*)data;
struct tcp_opt *tp = tcp_sk(sk);
struct tcp_sock *tp = tcp_sk(sk);
int event;
bh_lock_sock(sk);
......@@ -462,7 +462,7 @@ static void tcp_write_timer(unsigned long data)
static void tcp_synack_timer(struct sock *sk)
{
struct tcp_opt *tp = tcp_sk(sk);
struct tcp_sock *tp = tcp_sk(sk);
struct tcp_listen_opt *lopt = tp->listen_opt;
int max_retries = tp->syn_retries ? : sysctl_tcp_synack_retries;
int thresh = max_retries;
......@@ -573,7 +573,7 @@ void tcp_set_keepalive(struct sock *sk, int val)
static void tcp_keepalive_timer (unsigned long data)
{
struct sock *sk = (struct sock *) data;
struct tcp_opt *tp = tcp_sk(sk);
struct tcp_sock *tp = tcp_sk(sk);
__u32 elapsed;
/* Only process if socket is not in use. */
......
net/ipv6/ipv6_sockglue.c
View file @ ef4a8922
......@@ -164,7 +164,7 @@ int ipv6_setsockopt(struct sock *sk, int level, int optname,
ipv6_sock_mc_close(sk);
if (sk->sk_protocol == IPPROTO_TCP) {
struct tcp_opt *tp = tcp_sk(sk);
struct tcp_sock *tp = tcp_sk(sk);
local_bh_disable();
sock_prot_dec_use(sk->sk_prot);
......@@ -281,7 +281,7 @@ int ipv6_setsockopt(struct sock *sk, int level, int optname,
retv = 0;
if (sk->sk_type == SOCK_STREAM) {
if (opt) {
struct tcp_opt *tp = tcp_sk(sk);
struct tcp_sock *tp = tcp_sk(sk);
if (!((1 << sk->sk_state) &
(TCPF_LISTEN | TCPF_CLOSE))
&& inet_sk(sk)->daddr != LOOPBACK4_IPV6) {
......
net/ipv6/tcp_ipv6.c
View file @ ef4a8922
......@@ -235,7 +235,7 @@ static __inline__ void __tcp_v6_hash(struct sock *sk)
static void tcp_v6_hash(struct sock *sk)
{
if (sk->sk_state != TCP_CLOSE) {
struct tcp_opt *tp = tcp_sk(sk);
struct tcp_sock *tp = tcp_sk(sk);
if (tp->af_specific == &ipv6_mapped) {
tcp_prot.hash(sk);
......@@ -391,7 +391,7 @@ static u32 tcp_v6_synq_hash(struct in6_addr *raddr, u16 rport, u32 rnd)
return c & (TCP_SYNQ_HSIZE - 1);
}
static struct open_request *tcp_v6_search_req(struct tcp_opt *tp,
static struct open_request *tcp_v6_search_req(struct tcp_sock *tp,
struct open_request ***prevp,
__u16 rport,
struct in6_addr *raddr,
......@@ -466,7 +466,7 @@ static int tcp_v6_check_established(struct sock *sk)
ipv6_addr_equal(&tw->tw_v6_daddr, saddr) &&
ipv6_addr_equal(&tw->tw_v6_rcv_saddr, daddr) &&
sk2->sk_bound_dev_if == sk->sk_bound_dev_if) {
struct tcp_opt *tp = tcp_sk(sk);
struct tcp_sock *tp = tcp_sk(sk);
if (tw->tw_ts_recent_stamp) {
/* See comment in tcp_ipv4.c */
......@@ -551,7 +551,7 @@ static int tcp_v6_connect(struct sock *sk, struct sockaddr *uaddr,
struct sockaddr_in6 *usin = (struct sockaddr_in6 *) uaddr;
struct inet_sock *inet = inet_sk(sk);
struct ipv6_pinfo *np = inet6_sk(sk);
struct tcp_opt *tp = tcp_sk(sk);
struct tcp_sock *tp = tcp_sk(sk);
struct in6_addr *saddr = NULL, *final_p = NULL, final;
struct flowi fl;
struct dst_entry *dst;
......@@ -741,7 +741,7 @@ static void tcp_v6_err(struct sk_buff *skb, struct inet6_skb_parm *opt,
struct ipv6_pinfo *np;
struct sock *sk;
int err;
struct tcp_opt *tp;
struct tcp_sock *tp;
__u32 seq;
sk = tcp_v6_lookup(&hdr->daddr, th->dest, &hdr->saddr, th->source, skb->dev->ifindex);
......@@ -1146,7 +1146,7 @@ static struct sock *tcp_v6_hnd_req(struct sock *sk,struct sk_buff *skb)
{
struct open_request *req, **prev;
struct tcphdr *th = skb->h.th;
struct tcp_opt *tp = tcp_sk(sk);
struct tcp_sock *tp = tcp_sk(sk);
struct sock *nsk;
/* Find possible connection requests. */
......@@ -1179,7 +1179,7 @@ static struct sock *tcp_v6_hnd_req(struct sock *sk,struct sk_buff *skb)
static void tcp_v6_synq_add(struct sock *sk, struct open_request *req)
{
struct tcp_opt *tp = tcp_sk(sk);
struct tcp_sock *tp = tcp_sk(sk);
struct tcp_listen_opt *lopt = tp->listen_opt;
u32 h = tcp_v6_synq_hash(&req->af.v6_req.rmt_addr, req->rmt_port, lopt->hash_rnd);
......@@ -1202,7 +1202,7 @@ static void tcp_v6_synq_add(struct sock *sk, struct open_request *req)
static int tcp_v6_conn_request(struct sock *sk, struct sk_buff *skb)
{
struct ipv6_pinfo *np = inet6_sk(sk);
struct tcp_opt tmptp, *tp = tcp_sk(sk);
struct tcp_sock tmptp, *tp = tcp_sk(sk);
struct open_request *req = NULL;
__u32 isn = TCP_SKB_CB(skb)->when;
......@@ -1282,7 +1282,7 @@ static struct sock * tcp_v6_syn_recv_sock(struct sock *sk, struct sk_buff *skb,
struct ipv6_pinfo *newnp, *np = inet6_sk(sk);
struct tcp6_sock *newtcp6sk;
struct inet_sock *newinet;
struct tcp_opt *newtp;
struct tcp_sock *newtp;
struct sock *newsk;
struct ipv6_txoptions *opt;
......@@ -1297,7 +1297,7 @@ static struct sock * tcp_v6_syn_recv_sock(struct sock *sk, struct sk_buff *skb,
return NULL;
newtcp6sk = (struct tcp6_sock *)newsk;
newtcp6sk->inet.pinet6 = &newtcp6sk->inet6;
inet_sk(newsk)->pinet6 = &newtcp6sk->inet6;
newinet = inet_sk(newsk);
newnp = inet6_sk(newsk);
......@@ -1390,7 +1390,7 @@ static struct sock * tcp_v6_syn_recv_sock(struct sock *sk, struct sk_buff *skb,
~(NETIF_F_IP_CSUM | NETIF_F_TSO);
newtcp6sk = (struct tcp6_sock *)newsk;
newtcp6sk->inet.pinet6 = &newtcp6sk->inet6;
inet_sk(newsk)->pinet6 = &newtcp6sk->inet6;
newtp = tcp_sk(newsk);
newinet = inet_sk(newsk);
......@@ -1497,7 +1497,7 @@ static int tcp_v6_checksum_init(struct sk_buff *skb)
static int tcp_v6_do_rcv(struct sock *sk, struct sk_buff *skb)
{
struct ipv6_pinfo *np = inet6_sk(sk);
struct tcp_opt *tp;
struct tcp_sock *tp;
struct sk_buff *opt_skb = NULL;
/* Imagine: socket is IPv6. IPv4 packet arrives,
......@@ -1919,7 +1919,7 @@ static struct tcp_func ipv6_mapped = {
*/
static int tcp_v6_init_sock(struct sock *sk)
{
struct tcp_opt *tp = tcp_sk(sk);
struct tcp_sock *tp = tcp_sk(sk);
skb_queue_head_init(&tp->out_of_order_queue);
tcp_init_xmit_timers(sk);
......@@ -2007,7 +2007,7 @@ static void get_tcp6_sock(struct seq_file *seq, struct sock *sp, int i)
int timer_active;
unsigned long timer_expires;
struct inet_sock *inet = inet_sk(sp);
struct tcp_opt *tp = tcp_sk(sp);
struct tcp_sock *tp = tcp_sk(sp);
struct ipv6_pinfo *np = inet6_sk(sp);
dest = &np->daddr;
......
net/sunrpc/svcsock.c
View file @ ef4a8922
......@@ -1077,7 +1077,7 @@ static void
svc_tcp_init(struct svc_sock *svsk)
{
struct sock *sk = svsk->sk_sk;
struct tcp_opt *tp = tcp_sk(sk);
struct tcp_sock *tp = tcp_sk(sk);
svsk->sk_recvfrom = svc_tcp_recvfrom;
svsk->sk_sendto = svc_tcp_sendto;
......
net/sunrpc/xprt.c
View file @ ef4a8922
......@@ -1545,8 +1545,7 @@ xprt_bind_socket(struct rpc_xprt *xprt, struct socket *sock)
sk->sk_no_check = UDP_CSUM_NORCV;
xprt_set_connected(xprt);
} else {
struct tcp_opt *tp = tcp_sk(sk);
tp->nonagle = 1; /* disable Nagle's algorithm */
tcp_sk(sk)->nonagle = 1; /* disable Nagle's algorithm */
sk->sk_data_ready = tcp_data_ready;
sk->sk_state_change = tcp_state_change;
xprt_clear_connected(xprt);
......
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