diff options
| -rw-r--r-- | include/net/gro.h | 3 | ||||
| -rw-r--r-- | include/net/tcp.h | 1 | ||||
| -rw-r--r-- | net/ipv6/Makefile | 2 | ||||
| -rw-r--r-- | net/ipv6/ip6_offload.c | 22 | ||||
| -rw-r--r-- | net/ipv6/tcpv6_offload.c | 10 | ||||
| -rw-r--r-- | net/ipv6/udp_offload.c | 1 |
6 files changed, 19 insertions, 20 deletions
diff --git a/include/net/gro.h b/include/net/gro.h index b65f631c521d..85e5eeed4c90 100644 --- a/include/net/gro.h +++ b/include/net/gro.h @@ -405,8 +405,7 @@ INDIRECT_CALLABLE_DECLARE(struct sk_buff *udp4_gro_receive(struct list_head *, struct sk_buff *)); INDIRECT_CALLABLE_DECLARE(int udp4_gro_complete(struct sk_buff *, int)); -INDIRECT_CALLABLE_DECLARE(struct sk_buff *udp6_gro_receive(struct list_head *, - struct sk_buff *)); +struct sk_buff *udp6_gro_receive(struct list_head *, struct sk_buff *); INDIRECT_CALLABLE_DECLARE(int udp6_gro_complete(struct sk_buff *, int)); #define indirect_call_gro_receive_inet(cb, f2, f1, head, skb) \ diff --git a/include/net/tcp.h b/include/net/tcp.h index 25143f156957..0941b7b5067c 100644 --- a/include/net/tcp.h +++ b/include/net/tcp.h @@ -2325,7 +2325,6 @@ struct sk_buff *tcp_gro_receive(struct list_head *head, struct sk_buff *skb, INDIRECT_CALLABLE_DECLARE(int tcp4_gro_complete(struct sk_buff *skb, int thoff)); INDIRECT_CALLABLE_DECLARE(struct sk_buff *tcp4_gro_receive(struct list_head *head, struct sk_buff *skb)); INDIRECT_CALLABLE_DECLARE(int tcp6_gro_complete(struct sk_buff *skb, int thoff)); -INDIRECT_CALLABLE_DECLARE(struct sk_buff *tcp6_gro_receive(struct list_head *head, struct sk_buff *skb)); #ifdef CONFIG_INET void tcp_gro_complete(struct sk_buff *skb); #else diff --git a/net/ipv6/Makefile b/net/ipv6/Makefile index d283c59df4c1..0492f1a0b491 100644 --- a/net/ipv6/Makefile +++ b/net/ipv6/Makefile @@ -45,7 +45,7 @@ obj-$(CONFIG_IPV6_FOU) += fou6.o obj-y += addrconf_core.o exthdrs_core.o ip6_checksum.o ip6_icmp.o obj-$(CONFIG_INET) += output_core.o protocol.o \ - ip6_offload.o tcpv6_offload.o exthdrs_offload.o + ip6_offload.o exthdrs_offload.o obj-$(subst m,y,$(CONFIG_IPV6)) += inet6_hashtables.o diff --git a/net/ipv6/ip6_offload.c b/net/ipv6/ip6_offload.c index fce91183797a..4d96154c0dcd 100644 --- a/net/ipv6/ip6_offload.c +++ b/net/ipv6/ip6_offload.c @@ -19,6 +19,7 @@ #include <net/gso.h> #include "ip6_offload.h" +#include "tcpv6_offload.c" /* All GRO functions are always builtin, except UDP over ipv6, which lays in * ipv6 module, as it depends on UDPv6 lookup function, so we need special care @@ -30,13 +31,6 @@ #define INDIRECT_CALL_L4(f, f2, f1, ...) INDIRECT_CALL_1(f, f2, __VA_ARGS__) #endif -#define indirect_call_gro_receive_l4(f2, f1, cb, head, skb) \ -({ \ - unlikely(gro_recursion_inc_test(skb)) ? \ - NAPI_GRO_CB(skb)->flush |= 1, NULL : \ - INDIRECT_CALL_L4(cb, f2, f1, head, skb); \ -}) - static int ipv6_gro_pull_exthdrs(struct sk_buff *skb, int off, int proto) { const struct net_offload *ops = NULL; @@ -298,9 +292,19 @@ not_same_flow: skb_gro_postpull_rcsum(skb, iph, nlen); - pp = indirect_call_gro_receive_l4(tcp6_gro_receive, udp6_gro_receive, - ops->callbacks.gro_receive, head, skb); + if (unlikely(gro_recursion_inc_test(skb))) { + flush = 1; + goto out; + } + if (likely(proto == IPPROTO_TCP)) + pp = tcp6_gro_receive(head, skb); +#if IS_BUILTIN(CONFIG_IPV6) + else if (likely(proto == IPPROTO_UDP)) + pp = udp6_gro_receive(head, skb); +#endif + else + pp = ops->callbacks.gro_receive(head, skb); out: skb_gro_flush_final(skb, pp, flush); diff --git a/net/ipv6/tcpv6_offload.c b/net/ipv6/tcpv6_offload.c index effeba58630b..7f19ce423058 100644 --- a/net/ipv6/tcpv6_offload.c +++ b/net/ipv6/tcpv6_offload.c @@ -24,9 +24,6 @@ static void tcp6_check_fraglist_gro(struct list_head *head, struct sk_buff *skb, struct net *net; int iif, sdif; - if (likely(!(skb->dev->features & NETIF_F_GRO_FRAGLIST))) - return; - p = tcp_gro_lookup(head, th); if (p) { NAPI_GRO_CB(skb)->is_flist = NAPI_GRO_CB(p)->is_flist; @@ -45,8 +42,8 @@ static void tcp6_check_fraglist_gro(struct list_head *head, struct sk_buff *skb, #endif /* IS_ENABLED(CONFIG_IPV6) */ } -INDIRECT_CALLABLE_SCOPE -struct sk_buff *tcp6_gro_receive(struct list_head *head, struct sk_buff *skb) +static __always_inline struct sk_buff *tcp6_gro_receive(struct list_head *head, + struct sk_buff *skb) { struct tcphdr *th; @@ -60,7 +57,8 @@ struct sk_buff *tcp6_gro_receive(struct list_head *head, struct sk_buff *skb) if (!th) goto flush; - tcp6_check_fraglist_gro(head, skb, th); + if (unlikely(skb->dev->features & NETIF_F_GRO_FRAGLIST)) + tcp6_check_fraglist_gro(head, skb, th); return tcp_gro_receive(head, skb, th); diff --git a/net/ipv6/udp_offload.c b/net/ipv6/udp_offload.c index 046f13b1d77a..e90aaa84941c 100644 --- a/net/ipv6/udp_offload.c +++ b/net/ipv6/udp_offload.c @@ -132,7 +132,6 @@ static struct sock *udp6_gro_lookup_skb(struct sk_buff *skb, __be16 sport, sdif, net->ipv4.udp_table, NULL); } -INDIRECT_CALLABLE_SCOPE struct sk_buff *udp6_gro_receive(struct list_head *head, struct sk_buff *skb) { struct udphdr *uh = udp_gro_udphdr(skb); |