From: Edward Cree <ecree@solarflare•com>
To: David Miller <davem@davemloft•net>
Cc: <netdev@vger•kernel.org>, <linux-net-drivers@solarflare•com>,
<tom@herbertland•com>, <alexander.duyck@gmail•com>
Subject: [PATCH net-next 5/8] fou: enable LCO in FOU and GUE
Date: Fri, 5 Feb 2016 20:42:30 +0000 [thread overview]
Message-ID: <56B50936.1070703@solarflare.com> (raw)
In-Reply-To: <56B50886.1050201@solarflare.com>
Signed-off-by: Edward Cree <ecree@solarflare•com>
---
net/ipv4/fou.c | 14 ++++++--------
1 file changed, 6 insertions(+), 8 deletions(-)
diff --git a/net/ipv4/fou.c b/net/ipv4/fou.c
index 976f0dc..dac1874 100644
--- a/net/ipv4/fou.c
+++ b/net/ipv4/fou.c
@@ -774,7 +774,6 @@ static void fou_build_udp(struct sk_buff *skb, struct ip_tunnel_encap *e,
uh->dest = e->dport;
uh->source = sport;
uh->len = htons(skb->len);
- uh->check = 0;
udp_set_csum(!(e->flags & TUNNEL_ENCAP_FLAG_CSUM), skb,
fl4->saddr, fl4->daddr, skb->len);
@@ -784,11 +783,11 @@ static void fou_build_udp(struct sk_buff *skb, struct ip_tunnel_encap *e,
int fou_build_header(struct sk_buff *skb, struct ip_tunnel_encap *e,
u8 *protocol, struct flowi4 *fl4)
{
- bool csum = !!(e->flags & TUNNEL_ENCAP_FLAG_CSUM);
- int type = csum ? SKB_GSO_UDP_TUNNEL_CSUM : SKB_GSO_UDP_TUNNEL;
+ int type = e->flags & TUNNEL_ENCAP_FLAG_CSUM ? SKB_GSO_UDP_TUNNEL_CSUM :
+ SKB_GSO_UDP_TUNNEL;
__be16 sport;
- skb = iptunnel_handle_offloads(skb, csum, type);
+ skb = iptunnel_handle_offloads(skb, false, type);
if (IS_ERR(skb))
return PTR_ERR(skb);
@@ -804,8 +803,8 @@ EXPORT_SYMBOL(fou_build_header);
int gue_build_header(struct sk_buff *skb, struct ip_tunnel_encap *e,
u8 *protocol, struct flowi4 *fl4)
{
- bool csum = !!(e->flags & TUNNEL_ENCAP_FLAG_CSUM);
- int type = csum ? SKB_GSO_UDP_TUNNEL_CSUM : SKB_GSO_UDP_TUNNEL;
+ int type = e->flags & TUNNEL_ENCAP_FLAG_CSUM ? SKB_GSO_UDP_TUNNEL_CSUM :
+ SKB_GSO_UDP_TUNNEL;
struct guehdr *guehdr;
size_t hdrlen, optlen = 0;
__be16 sport;
@@ -814,7 +813,6 @@ int gue_build_header(struct sk_buff *skb, struct ip_tunnel_encap *e,
if ((e->flags & TUNNEL_ENCAP_FLAG_REMCSUM) &&
skb->ip_summed == CHECKSUM_PARTIAL) {
- csum = false;
optlen += GUE_PLEN_REMCSUM;
type |= SKB_GSO_TUNNEL_REMCSUM;
need_priv = true;
@@ -822,7 +820,7 @@ int gue_build_header(struct sk_buff *skb, struct ip_tunnel_encap *e,
optlen += need_priv ? GUE_LEN_PRIV : 0;
- skb = iptunnel_handle_offloads(skb, csum, type);
+ skb = iptunnel_handle_offloads(skb, false, type);
if (IS_ERR(skb))
return PTR_ERR(skb);
next prev parent reply other threads:[~2016-02-05 20:42 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-02-05 20:39 [PATCH v4 net-next 0/8] Local Checksum Offload Edward Cree
2016-02-05 20:40 ` [PATCH net-next 1/8] net: local checksum offload for encapsulation Edward Cree
2016-02-05 20:41 ` [PATCH net-next 2/8] net: udp: always set up for CHECKSUM_PARTIAL offload Edward Cree
2016-02-05 20:41 ` [PATCH net-next 3/8] net: enable LCO for udp_tunnel_handle_offloads() users Edward Cree
2016-02-05 20:42 ` [PATCH net-next 4/8] net: vxlan: enable local checksum offload Edward Cree
2016-02-05 20:42 ` Edward Cree [this message]
2016-02-05 20:42 ` [PATCH net-next 6/8] net: gre: Implement LCO for GRE over IPv4 Edward Cree
2016-02-05 20:42 ` [PATCH net-next 7/8] net: ip_tunnel: remove 'csum_help' argument to iptunnel_handle_offloads Edward Cree
2016-02-05 20:43 ` [PATCH net-next 8/8] Documentation/networking: add checksum-offloads.txt to explain LCO Edward Cree
2016-02-11 12:29 ` [PATCH v4 net-next 0/8] Local Checksum Offload David Miller
-- strict thread matches above, loose matches on Subject: below --
2016-01-08 19:44 [PATCH v3 " Edward Cree
2016-01-08 19:46 ` [PATCH net-next 5/8] fou: enable LCO in FOU and GUE Edward Cree
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