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authorTom Herbert <tom@herbertland.com>2016-04-05 18:22:51 +0300
committerDavid S. Miller <davem@davemloft.net>2016-04-07 23:53:29 +0300
commita6024562ffd7e0f31bc6671817840ad1e91de7b4 (patch)
tree6d5ea1150eb18e8a3b0626913034b162cdf9d74d /net/ipv6/af_inet6.c
parent63058308cd55182bbfd7a87970bd57883fcfbd2e (diff)
downloadlinux-a6024562ffd7e0f31bc6671817840ad1e91de7b4.tar.xz
udp: Add GRO functions to UDP socket
This patch adds GRO functions (gro_receive and gro_complete) to UDP sockets. udp_gro_receive is changed to perform socket lookup on a packet. If a socket is found the related GRO functions are called. This features obsoletes using UDP offload infrastructure for GRO (udp_offload). This has the advantage of not being limited to provide offload on a per port basis, GRO is now applied to whatever individual UDP sockets are bound to. This also allows the possbility of "application defined GRO"-- that is we can attach something like a BPF program to a UDP socket to perfrom GRO on an application layer protocol. Signed-off-by: Tom Herbert <tom@herbertland.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv6/af_inet6.c')
-rw-r--r--net/ipv6/af_inet6.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/net/ipv6/af_inet6.c b/net/ipv6/af_inet6.c
index 2b78aad0d52f..bfa86f040c16 100644
--- a/net/ipv6/af_inet6.c
+++ b/net/ipv6/af_inet6.c
@@ -64,6 +64,8 @@
#include <asm/uaccess.h>
#include <linux/mroute6.h>
+#include "ip6_offload.h"
+
MODULE_AUTHOR("Cast of dozens");
MODULE_DESCRIPTION("IPv6 protocol stack for Linux");
MODULE_LICENSE("GPL");
@@ -959,6 +961,10 @@ static int __init inet6_init(void)
if (err)
goto udplitev6_fail;
+ err = udpv6_offload_init();
+ if (err)
+ goto udpv6_offload_fail;
+
err = tcpv6_init();
if (err)
goto tcpv6_fail;
@@ -988,6 +994,8 @@ pingv6_fail:
ipv6_packet_fail:
tcpv6_exit();
tcpv6_fail:
+ udpv6_offload_exit();
+udpv6_offload_fail:
udplitev6_exit();
udplitev6_fail:
udpv6_exit();