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Merge master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6

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* master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6:
  [IPV6]: Added GSO support for TCPv6
  [NET]: Generalise TSO-specific bits from skb_setup_caps
  [IPV6]: Added GSO support for TCPv6
  [IPV6]: Remove redundant length check on input
  [NETFILTER]: SCTP conntrack: fix crash triggered by packet without chunks
  [TG3]: Update version and reldate
  [TG3]: Add TSO workaround using GSO
  [TG3]: Turn on hw fix for ASF problems
  [TG3]: Add rx BD workaround
  [TG3]: Add tg3_netif_stop() in vlan functions
  [TCP]: Reset gso_segs if packet is dodgy
This commit is contained in:
Linus Torvalds 2006-06-30 15:40:17 -07:00
commit e37a72de84
23 changed files with 236 additions and 65 deletions
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17
net/ipv4/tcp.c
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@ -642,7 +642,7 @@ static inline int select_size(struct sock *sk, struct tcp_sock *tp)
int tmp = tp->mss_cache;
if (sk->sk_route_caps & NETIF_F_SG) {
if (sk->sk_route_caps & NETIF_F_TSO)
if (sk_can_gso(sk))
tmp = 0;
else {
int pgbreak = SKB_MAX_HEAD(MAX_TCP_HEADER);
@ -2165,13 +2165,19 @@ struct sk_buff *tcp_tso_segment(struct sk_buff *skb, int features)
if (!pskb_may_pull(skb, thlen))
goto out;
segs = NULL;
if (skb_gso_ok(skb, features | NETIF_F_GSO_ROBUST))
goto out;
oldlen = (u16)~skb->len;
__skb_pull(skb, thlen);
if (skb_gso_ok(skb, features | NETIF_F_GSO_ROBUST)) {
/* Packet is from an untrusted source, reset gso_segs. */
int mss = skb_shinfo(skb)->gso_size;
skb_shinfo(skb)->gso_segs = (skb->len + mss - 1) / mss;
segs = NULL;
goto out;
}
segs = skb_segment(skb, features);
if (IS_ERR(segs))
goto out;
@ -2208,6 +2214,7 @@ struct sk_buff *tcp_tso_segment(struct sk_buff *skb, int features)
out:
return segs;
}
EXPORT_SYMBOL(tcp_tso_segment);
extern void __skb_cb_too_small_for_tcp(int, int);
extern struct tcp_congestion_ops tcp_reno;