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udp: move udpv4_offload and udpv6_offload to net_hotdata

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These structures are used in GRO and GSO paths.
Move them to net_hodata for better cache locality.

v2: udpv6_offload definition depends on CONFIG_INET=y

Signed-off-by: Eric Dumazet <edumazet@google.com>
Acked-by: Soheil Hassas Yeganeh <soheil@google.com>
Reviewed-by: David Ahern <dsahern@kernel.org>
Link: https://lore.kernel.org/r/20240306160031.874438-12-edumazet@google.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
This commit is contained in:
Eric Dumazet 2024-03-06 16:00:24 +00:00 committed by Jakub Kicinski
parent aa70d2d16f
commit 6a55ca6b01
3 changed files with 20 additions and 20 deletions
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2
include/net/hotdata.h
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@ -11,8 +11,10 @@ struct net_hotdata {
#if IS_ENABLED(CONFIG_INET)
struct packet_offload ip_packet_offload;
struct net_offload tcpv4_offload;
struct net_offload udpv4_offload;
struct packet_offload ipv6_packet_offload;
struct net_offload tcpv6_offload;
struct net_offload udpv6_offload;
#endif
struct list_head offload_base;
struct list_head ptype_all;

17
net/ipv4/udp_offload.c
View File

@ -737,15 +737,14 @@ INDIRECT_CALLABLE_SCOPE int udp4_gro_complete(struct sk_buff *skb, int nhoff)
return udp_gro_complete(skb, nhoff, udp4_lib_lookup_skb);
}
static const struct net_offload udpv4_offload = {
.callbacks = {
.gso_segment = udp4_ufo_fragment,
.gro_receive = udp4_gro_receive,
.gro_complete = udp4_gro_complete,
},
};
int __init udpv4_offload_init(void)
{
return inet_add_offload(&udpv4_offload, IPPROTO_UDP);
net_hotdata.udpv4_offload = (struct net_offload) {
.callbacks = {
.gso_segment = udp4_ufo_fragment,
.gro_receive = udp4_gro_receive,
.gro_complete = udp4_gro_complete,
},
};
return inet_add_offload(&net_hotdata.udpv4_offload, IPPROTO_UDP);
}

21
net/ipv6/udp_offload.c
View File

@ -192,20 +192,19 @@ INDIRECT_CALLABLE_SCOPE int udp6_gro_complete(struct sk_buff *skb, int nhoff)
return udp_gro_complete(skb, nhoff, udp6_lib_lookup_skb);
}
static const struct net_offload udpv6_offload = {
.callbacks = {
.gso_segment = udp6_ufo_fragment,
.gro_receive = udp6_gro_receive,
.gro_complete = udp6_gro_complete,
},
};
int udpv6_offload_init(void)
int __init udpv6_offload_init(void)
{
return inet6_add_offload(&udpv6_offload, IPPROTO_UDP);
net_hotdata.udpv6_offload = (struct net_offload) {
.callbacks = {
.gso_segment = udp6_ufo_fragment,
.gro_receive = udp6_gro_receive,
.gro_complete = udp6_gro_complete,
},
};
return inet6_add_offload(&net_hotdata.udpv6_offload, IPPROTO_UDP);
}
int udpv6_offload_exit(void)
{
return inet6_del_offload(&udpv6_offload, IPPROTO_UDP);
return inet6_del_offload(&net_hotdata.udpv6_offload, IPPROTO_UDP);
}