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net: Add net protocol offload registration infrustructure

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Create a new data structure for IPv4 protocols that holds GRO/GSO
callbacks and a new array to track the protocols that register GRO/GSO.

Signed-off-by: Vlad Yasevich <vyasevic@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Vlad Yasevich
2012-11-15 08:49:12 +00:00
committed by David S. Miller
parent 22061d8014
commit de27d001d1
3 changed files with 45 additions and 0 deletions
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12
net/ipv4/af_inet.c
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@@ -1566,6 +1566,13 @@ static const struct net_protocol tcp_protocol = {
.netns_ok = 1,
};
static const struct net_offload tcp_offload = {
.gso_send_check = tcp_v4_gso_send_check,
.gso_segment = tcp_tso_segment,
.gro_receive = tcp4_gro_receive,
.gro_complete = tcp4_gro_complete,
};
static const struct net_protocol udp_protocol = {
.handler = udp_rcv,
.err_handler = udp_err,
@@ -1575,6 +1582,11 @@ static const struct net_protocol udp_protocol = {
.netns_ok = 1,
};
static const struct net_offload udp_offload = {
.gso_send_check = udp4_ufo_send_check,
.gso_segment = udp4_ufo_fragment,
};
static const struct net_protocol icmp_protocol = {
.handler = icmp_rcv,
.err_handler = ping_err,