diff options
| -rw-r--r-- | net/ipv6/Makefile | 2 | ||||
| -rw-r--r-- | net/ipv6/exthdrs.c | 40 | ||||
| -rw-r--r-- | net/ipv6/exthdrs_offload.c | 47 | ||||
| -rw-r--r-- | net/ipv6/ip6_offload.h | 3 |
4 files changed, 55 insertions, 37 deletions
diff --git a/net/ipv6/Makefile b/net/ipv6/Makefile index 04b5c96..7f25077 100644 --- a/net/ipv6/Makefile +++ b/net/ipv6/Makefile @@ -10,7 +10,7 @@ ipv6-objs := af_inet6.o anycast.o ip6_output.o ip6_input.o addrconf.o \ raw.o protocol.o icmp.o mcast.o reassembly.o tcp_ipv6.o \ exthdrs.o datagram.o ip6_flowlabel.o inet6_connection_sock.o -ipv6-offload := ip6_offload.o tcpv6_offload.o udp_offload.o +ipv6-offload := ip6_offload.o tcpv6_offload.o udp_offload.o exthdrs_offload.o ipv6-$(CONFIG_SYSCTL) = sysctl_net_ipv6.o ipv6-$(CONFIG_IPV6_MROUTE) += ip6mr.o diff --git a/net/ipv6/exthdrs.c b/net/ipv6/exthdrs.c index de6559e..70fbf6b 100644 --- a/net/ipv6/exthdrs.c +++ b/net/ipv6/exthdrs.c @@ -48,6 +48,7 @@ #endif #include <asm/uaccess.h> +#include "ip6_offload.h" int ipv6_find_tlv(struct sk_buff *skb, int offset, int type) { @@ -528,20 +529,12 @@ unknown_rh: static const struct inet6_protocol rthdr_protocol = { .handler = ipv6_rthdr_rcv, - .flags = INET6_PROTO_NOPOLICY | INET6_PROTO_GSO_EXTHDR, -}; - -static const struct net_offload rthdr_offload = { - .flags = INET6_PROTO_GSO_EXTHDR, + .flags = INET6_PROTO_NOPOLICY, }; static const struct inet6_protocol destopt_protocol = { .handler = ipv6_destopt_rcv, - .flags = INET6_PROTO_NOPOLICY | INET6_PROTO_GSO_EXTHDR, -}; - -static const struct net_offload dstopt_offload = { - .flags = INET6_PROTO_GSO_EXTHDR, + .flags = INET6_PROTO_NOPOLICY, }; static const struct inet6_protocol nodata_protocol = { @@ -549,32 +542,6 @@ static const struct inet6_protocol nodata_protocol = { .flags = INET6_PROTO_NOPOLICY, }; -static int ipv6_exthdrs_offload_init(void) -{ - int ret; - - ret = inet6_add_offload(&rthdr_offload, IPPROTO_ROUTING); - if (!ret) - goto out; - - ret = inet6_add_offload(&dstopt_offload, IPPROTO_DSTOPTS); - if (!ret) - goto out_rt; - -out: - return ret; - -out_rt: - inet_del_offload(&rthdr_offload, IPPROTO_ROUTING); - goto out; -} - -static void ipv6_exthdrs_offload_exit(void) -{ - inet_del_offload(&rthdr_offload, IPPROTO_ROUTING); - inet_del_offload(&rthdr_offload, IPPROTO_DSTOPTS); -} - int __init ipv6_exthdrs_init(void) { int ret; @@ -608,6 +575,7 @@ out_offload: void ipv6_exthdrs_exit(void) { + ipv6_exthdrs_offload_exit(); inet6_del_protocol(&nodata_protocol, IPPROTO_NONE); inet6_del_protocol(&destopt_protocol, IPPROTO_DSTOPTS); inet6_del_protocol(&rthdr_protocol, IPPROTO_ROUTING); diff --git a/net/ipv6/exthdrs_offload.c b/net/ipv6/exthdrs_offload.c new file mode 100644 index 0000000..271bf4a --- /dev/null +++ b/net/ipv6/exthdrs_offload.c @@ -0,0 +1,47 @@ +/* + * IPV6 GSO/GRO offload support + * Linux INET6 implementation + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation; either version + * 2 of the License, or (at your option) any later version. + * + * IPV6 Extension Header GSO/GRO support + */ +#include <net/protocol.h> +#include "ip6_offload.h" + +static const struct net_offload rthdr_offload = { + .flags = INET6_PROTO_GSO_EXTHDR, +}; + +static const struct net_offload dstopt_offload = { + .flags = INET6_PROTO_GSO_EXTHDR, +}; + +int __init ipv6_exthdrs_offload_init(void) +{ + int ret; + + ret = inet6_add_offload(&rthdr_offload, IPPROTO_ROUTING); + if (!ret) + goto out; + + ret = inet6_add_offload(&dstopt_offload, IPPROTO_DSTOPTS); + if (!ret) + goto out_rt; + +out: + return ret; + +out_rt: + inet_del_offload(&rthdr_offload, IPPROTO_ROUTING); + goto out; +} + +void ipv6_exthdrs_offload_exit(void) +{ + inet_del_offload(&rthdr_offload, IPPROTO_ROUTING); + inet_del_offload(&rthdr_offload, IPPROTO_DSTOPTS); +} diff --git a/net/ipv6/ip6_offload.h b/net/ipv6/ip6_offload.h index dff7936..4e88ddb 100644 --- a/net/ipv6/ip6_offload.h +++ b/net/ipv6/ip6_offload.h @@ -11,6 +11,9 @@ #ifndef __ip6_offload_h #define __ip6_offload_h +int ipv6_exthdrs_offload_init(void); +void ipv6_exthdrs_offload_exit(void); + int udp_offload_init(void); void udp_offload_cleanup(void); |