path: root/net/core/sock.c
diff options
authorBen Hutchings <bhutchings@solarflare.com>2012-07-30 16:11:42 +0000
committerDavid S. Miller <davem@davemloft.net>2012-08-02 00:19:17 -0700
commit1485348d2424e1131ea42efc033cbd9366462b01 (patch)
tree706d69b398cbd109fd3a9806fa485150d043cc52 /net/core/sock.c
parent7e6d06f0de3f74ca929441add094518ae332257c (diff)
tcp: Apply device TSO segment limit earlier
Cache the device gso_max_segs in sock::sk_gso_max_segs and use it to limit the size of TSO skbs. This avoids the need to fall back to software GSO for local TCP senders. Signed-off-by: Ben Hutchings <bhutchings@solarflare.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/core/sock.c')
1 files changed, 1 insertions, 0 deletions
diff --git a/net/core/sock.c b/net/core/sock.c
index 6b654b3ddfda..8f67ced8d6a8 100644
--- a/net/core/sock.c
+++ b/net/core/sock.c
@@ -1458,6 +1458,7 @@ void sk_setup_caps(struct sock *sk, struct dst_entry *dst)
} else {
sk->sk_route_caps |= NETIF_F_SG | NETIF_F_HW_CSUM;
sk->sk_gso_max_size = dst->dev->gso_max_size;
+ sk->sk_gso_max_segs = dst->dev->gso_max_segs;

Privacy Policy