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Date: Mon, 17 Nov 2014 16:24:54 -0800
From: Joe Stringer <joestringer@...ira.com>
To: netdev@...r.kernel.org
Cc: ogerlitz@...lanox.com, linux-kernel@...r.kernel.org
Subject: [PATCH net] vxlan: Inline vxlan_gso_check().
Suggested-by: Or Gerlitz <ogerlitz@...lanox.com>
Signed-off-by: Joe Stringer <joestringer@...ira.com>
---
drivers/net/vxlan.c | 19 -------------------
include/net/vxlan.h | 18 +++++++++++++++++-
2 files changed, 17 insertions(+), 20 deletions(-)
diff --git a/drivers/net/vxlan.c b/drivers/net/vxlan.c
index 6b65863..e1e335c 100644
--- a/drivers/net/vxlan.c
+++ b/drivers/net/vxlan.c
@@ -67,12 +67,6 @@
#define VXLAN_FLAGS 0x08000000 /* struct vxlanhdr.vx_flags required value. */
-/* VXLAN protocol header */
-struct vxlanhdr {
- __be32 vx_flags;
- __be32 vx_vni;
-};
-
/* UDP port for VXLAN traffic.
* The IANA assigned port is 4789, but the Linux default is 8472
* for compatibility with early adopters.
@@ -1571,19 +1565,6 @@ static bool route_shortcircuit(struct net_device *dev, struct sk_buff *skb)
return false;
}
-bool vxlan_gso_check(struct sk_buff *skb)
-{
- if ((skb_shinfo(skb)->gso_type & SKB_GSO_UDP_TUNNEL) &&
- (skb->inner_protocol_type != ENCAP_TYPE_ETHER ||
- skb->inner_protocol != htons(ETH_P_TEB) ||
- (skb_inner_mac_header(skb) - skb_transport_header(skb) !=
- sizeof(struct udphdr) + sizeof(struct vxlanhdr))))
- return false;
-
- return true;
-}
-EXPORT_SYMBOL_GPL(vxlan_gso_check);
-
#if IS_ENABLED(CONFIG_IPV6)
static int vxlan6_xmit_skb(struct vxlan_sock *vs,
struct dst_entry *dst, struct sk_buff *skb,
diff --git a/include/net/vxlan.h b/include/net/vxlan.h
index afadf8e..57cccd0 100644
--- a/include/net/vxlan.h
+++ b/include/net/vxlan.h
@@ -8,6 +8,12 @@
#define VNI_HASH_BITS 10
#define VNI_HASH_SIZE (1<<VNI_HASH_BITS)
+/* VXLAN protocol header */
+struct vxlanhdr {
+ __be32 vx_flags;
+ __be32 vx_vni;
+};
+
struct vxlan_sock;
typedef void (vxlan_rcv_t)(struct vxlan_sock *vh, struct sk_buff *skb, __be32 key);
@@ -45,7 +51,17 @@ int vxlan_xmit_skb(struct vxlan_sock *vs,
__be32 src, __be32 dst, __u8 tos, __u8 ttl, __be16 df,
__be16 src_port, __be16 dst_port, __be32 vni, bool xnet);
-bool vxlan_gso_check(struct sk_buff *skb);
+static inline bool vxlan_gso_check(struct sk_buff *skb)
+{
+ if ((skb_shinfo(skb)->gso_type & SKB_GSO_UDP_TUNNEL) &&
+ (skb->inner_protocol_type != ENCAP_TYPE_ETHER ||
+ skb->inner_protocol != htons(ETH_P_TEB) ||
+ (skb_inner_mac_header(skb) - skb_transport_header(skb) !=
+ sizeof(struct udphdr) + sizeof(struct vxlanhdr))))
+ return false;
+
+ return true;
+}
/* IP header + UDP + VXLAN + Ethernet header */
#define VXLAN_HEADROOM (20 + 8 + 8 + 14)
--
1.7.10.4
--
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