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authorHerbert Xu <herbert@gondor.apana.org.au>2006-06-22 14:07:29 +0400
committerDavid S. Miller <davem@sunset.davemloft.net>2006-06-23 13:07:36 +0400
commit37c3185a02d4b85fbe134bf5204535405dd2c957 (patch)
tree7712fb706bb446b5b6a8ae25f365b4e135d9a1fb /include/net
parentf4c50d990dcf11a296679dc05de3873783236711 (diff)
downloadlinux-37c3185a02d4b85fbe134bf5204535405dd2c957.tar.xz
[NET]: Added GSO toggle
This patch adds a generic segmentation offload toggle that can be turned on/off for each net device. For now it only supports in TCPv4. Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include/net')
-rw-r--r--include/net/sock.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/include/net/sock.h b/include/net/sock.h
index d10dfecb6cbd..a897f05de3b5 100644
--- a/include/net/sock.h
+++ b/include/net/sock.h
@@ -1030,9 +1030,13 @@ 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_GSO)
+ sk->sk_route_caps |= NETIF_F_TSO;
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;
+ else
+ sk->sk_route_caps |= NETIF_F_SG | NETIF_F_HW_CSUM;
}
}