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[SOCK]: Introduce sk_setup_caps

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From tcp_v4_setup_caps, that always is preceded by a call to
__sk_dst_set, so coalesce this sequence into sk_setup_caps, removing
one call to a TCP function in the IP layer.

Signed-off-by: Arnaldo Carvalho de Melo <acme@ghostprotocols.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Arnaldo Carvalho de Melo
2005-08-09 19:49:02 -07:00
committed by David S. Miller
parent 614c6cb4f2
commit 6cbb0df788
5 changed files with 17 additions and 22 deletions
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10
include/net/sock.h
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@@ -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;