diff options
| -rw-r--r-- | include/net/sock.h | 10 | ||||
| -rw-r--r-- | include/net/tcp.h | 9 | ||||
| -rw-r--r-- | net/ipv4/ip_output.c | 7 | ||||
| -rw-r--r-- | net/ipv4/tcp_ipv4.c | 12 | ||||
| -rw-r--r-- | net/ipv4/tcp_minisocks.c | 1 |
5 files changed, 17 insertions, 22 deletions
diff --git a/include/net/sock.h b/include/net/sock.h index f91ee82..69d869e 100644 --- a/include/net/sock.h +++ b/include/net/sock.h @@ -1025,6 +1025,16 @@ sk_dst_check(struct sock *sk, u32 cookie) return dst; } +static inline void sk_setup_caps(struct sock *sk, struct dst_entry *dst) +{ + __sk_dst_set(sk, dst); + sk->sk_route_caps = dst->dev->features; + if (sk->sk_route_caps & NETIF_F_TSO) { + if (sock_flag(sk, SOCK_NO_LARGESEND) || dst->header_len) + sk->sk_route_caps &= ~NETIF_F_TSO; + } +} + static inline void sk_charge_skb(struct sock *sk, struct sk_buff *skb) { sk->sk_wmem_queued += skb->truesize; diff --git a/include/net/tcp.h b/include/net/tcp.h index 3198473..d95661a 100644 --- a/include/net/tcp.h +++ b/include/net/tcp.h @@ -1658,15 +1658,6 @@ static inline int tcp_paws_check(const struct tcp_options_received *rx_opt, int return 1; } -static inline void tcp_v4_setup_caps(struct sock *sk, struct dst_entry *dst) -{ - sk->sk_route_caps = dst->dev->features; - if (sk->sk_route_caps & NETIF_F_TSO) { - if (sock_flag(sk, SOCK_NO_LARGESEND) || dst->header_len) - sk->sk_route_caps &= ~NETIF_F_TSO; - } -} - #define TCP_CHECK_TIMER(sk) do { } while (0) static inline int tcp_use_frto(const struct sock *sk) diff --git a/net/ipv4/ip_output.c b/net/ipv4/ip_output.c index c934f53..c72fc87 100644 --- a/net/ipv4/ip_output.c +++ b/net/ipv4/ip_output.c @@ -69,13 +69,10 @@ #include <net/ip.h> #include <net/protocol.h> #include <net/route.h> -#include <net/tcp.h> -#include <net/udp.h> #include <linux/skbuff.h> #include <net/sock.h> #include <net/arp.h> #include <net/icmp.h> -#include <net/raw.h> #include <net/checksum.h> #include <net/inetpeer.h> #include <net/checksum.h> @@ -84,6 +81,7 @@ #include <linux/netfilter_bridge.h> #include <linux/mroute.h> #include <linux/netlink.h> +#include <linux/tcp.h> /* * Shall we try to damage output packets if routing dev changes? @@ -329,8 +327,7 @@ int ip_queue_xmit(struct sk_buff *skb, int ipfragok) if (ip_route_output_flow(&rt, &fl, sk, 0)) goto no_route; } - __sk_dst_set(sk, &rt->u.dst); - tcp_v4_setup_caps(sk, &rt->u.dst); + sk_setup_caps(sk, &rt->u.dst); } skb->dst = dst_clone(&rt->u.dst); diff --git a/net/ipv4/tcp_ipv4.c b/net/ipv4/tcp_ipv4.c index c7c99d3..4a5daec 100644 --- a/net/ipv4/tcp_ipv4.c +++ b/net/ipv4/tcp_ipv4.c @@ -837,8 +837,7 @@ int tcp_v4_connect(struct sock *sk, struct sockaddr *uaddr, int addr_len) goto failure; /* OK, now commit destination to socket. */ - __sk_dst_set(sk, &rt->u.dst); - tcp_v4_setup_caps(sk, &rt->u.dst); + sk_setup_caps(sk, &rt->u.dst); if (!tp->write_seq) tp->write_seq = secure_tcp_sequence_number(inet->saddr, @@ -1553,8 +1552,7 @@ struct sock *tcp_v4_syn_recv_sock(struct sock *sk, struct sk_buff *skb, if (!newsk) goto exit; - newsk->sk_dst_cache = dst; - tcp_v4_setup_caps(newsk, dst); + sk_setup_caps(newsk, dst); newtp = tcp_sk(newsk); newinet = inet_sk(newsk); @@ -1855,8 +1853,7 @@ static int tcp_v4_reselect_saddr(struct sock *sk) if (err) return err; - __sk_dst_set(sk, &rt->u.dst); - tcp_v4_setup_caps(sk, &rt->u.dst); + sk_setup_caps(sk, &rt->u.dst); new_saddr = rt->rt_src; @@ -1914,8 +1911,7 @@ int tcp_v4_rebuild_header(struct sock *sk) err = ip_route_output_flow(&rt, &fl, sk, 0); } if (!err) { - __sk_dst_set(sk, &rt->u.dst); - tcp_v4_setup_caps(sk, &rt->u.dst); + sk_setup_caps(sk, &rt->u.dst); return 0; } diff --git a/net/ipv4/tcp_minisocks.c b/net/ipv4/tcp_minisocks.c index f8e288c..7c46a55 100644 --- a/net/ipv4/tcp_minisocks.c +++ b/net/ipv4/tcp_minisocks.c @@ -711,6 +711,7 @@ struct sock *tcp_create_openreq_child(struct sock *sk, struct request_sock *req, bh_lock_sock(newsk); rwlock_init(&newsk->sk_dst_lock); + newsk->sk_dst_cache = NULL; atomic_set(&newsk->sk_rmem_alloc, 0); skb_queue_head_init(&newsk->sk_receive_queue); atomic_set(&newsk->sk_wmem_alloc, 0); |