Found a pair of places where the patch wasn't clean...
---- original message ----
> diff --git a/datapath/linux/compat/include/net/ip.h
b/datapath/linux/compat/include/net/ip.h
> index cd87bcc..b749301 100644
> --- a/datapath/linux/compat/include/net/ip.h
> +++ b/datapath/linux/compat/include/net/ip.h
> @@ -66,8 +66,20 @@ static inline unsigned int rpl_ip_skb_dst_mtu(const
struct sk_buff *skb)
> #define ip_skb_dst_mtu rpl_ip_skb_dst_mtu
> #endif /* HAVE_IP_SKB_DST_MTU */
>
> +#if LINUX_VERSION_CODE >= KERNEL_VERSION(4,4,0)
> +#define NET_PARAM(x) struct net *x,
> +#define NET_ARG(x) x,
> +#define NET_DEV_NET(x) dev_net(x)
> +#define NET_DECLARE_INIT(x,y)
> +#else
> +#define NET_PARAM(x)
> +#define NET_ARG(x)
> +#define NET_DEV_NET(x)
> +#define NET_DECLARE_INIT(x,y) struct net *x = y;
> +#endif
> +
> #ifdef HAVE_IP_FRAGMENT_TAKES_SOCK
> -#define OVS_VPORT_OUTPUT_PARAMS struct sock *sock, struct sk_buff *skb
> +#define OVS_VPORT_OUTPUT_PARAMS NET_PARAM(net) struct sock *sock, struct
sk_buff *skb
> #else
> #define OVS_VPORT_OUTPUT_PARAMS struct sk_buff *skb
> #endif
> @@ -89,12 +101,13 @@ static inline bool ip_defrag_user_in_between(u32
user,
> #endif /* < v4.2 */
>
> #ifndef HAVE_IP_DO_FRAGMENT
> -static inline int rpl_ip_do_fragment(struct sock *sk, struct sk_buff
*skb,
> +static inline int rpl_ip_do_fragment(NET_PARAM(net) struct sock *sk,
struct sk_buff *skb,
> int
(*output)(OVS_VPORT_OUTPUT_PARAMS))
> {
> unsigned int mtu = ip_skb_dst_mtu(skb);
> struct iphdr *iph = ip_hdr(skb);
> struct rtable *rt = skb_rtable(skb);
> + NET_DECLARE_INIT(net, dev_net(dev));
> struct net_device *dev = rt->dst.dev;
>
> if (unlikely(((iph->frag_off & htons(IP_DF)) && !skb->
ignore_df) ||
> @@ -102,7 +115,7 @@ static inline int rpl_ip_do_fragment(struct sock
*sk, struct sk_buff *skb,
> IPCB(skb)->frag_max_size > mtu))) {
>
> pr_warn("Dropping packet in
> ip_do_fragment()\n");
> - IP_INC_STATS(dev_net(dev),
> IPSTATS_MIB_FRAGFAILS);
> + IP_INC_STATS(net, IPSTATS_MIB_FRAGFAILS);
> kfree_skb(skb);
> return -EMSGSIZE;
> }
> @@ -116,8 +129,7 @@ static inline int rpl_ip_do_fragment(struct sock
*sk, struct sk_buff *skb,
> #define ip_do_fragment rpl_ip_do_fragment
> #endif /* IP_DO_FRAGMENT */
>
> -int rpl_ip_defrag(struct sk_buff *skb, u32 user);
> -#define ip_defrag rpl_ip_defrag
> +int rpl_ip_defrag(NET_PARAM(net) struct sk_buff *skb, u32 user);
>
> int __init rpl_ipfrag_init(void);
> void rpl_ipfrag_fini(void);
The above hunk fails on the whitespace after the new rpl_ip_defrag
definition
> @@ -127,14 +139,15 @@ void rpl_ipfrag_fini(void);
> * ("inet: frag: Always orphan skbs inside ip_defrag()"), but it should
be
> * always included in kernels 4.5+. */
> #if LINUX_VERSION_CODE < KERNEL_VERSION(4,5,0)
> -static inline int rpl_ip_defrag(struct sk_buff *skb, u32 user)
> +static inline int rpl_ip_defrag(NET_PARAM(net) struct sk_buff *skb, u32
user)
> {
> skb_orphan(skb);
> - return ip_defrag(skb, user);
> + return ip_defrag(NET_ARG(net) skb, user);
> }
> -#define ip_defrag rpl_ip_defrag
> #endif
>
> +#define ip_defrag rpl_ip_defrag
> +
> static inline int rpl_ipfrag_init(void) { return 0; }
> static inline void rpl_ipfrag_fini(void) { }
> #endif /* HAVE_CORRECT_MRU_HANDLING && OVS_FRAGMENT_BACKPORT */
[snip]
> diff --git a/datapath/linux/compat/include/net/vxlan.h
b/datapath/linux/compat/include/net/vxlan.h
> index b50cd17..230f3ad 100644
> --- a/datapath/linux/compat/include/net/vxlan.h
> +++ b/datapath/linux/compat/include/net/vxlan.h
> @@ -218,10 +218,20 @@ struct vxlan_dev {
> struct net_device *rpl_vxlan_dev_create(struct net *net, const char
*name,
> u8
> name_assign_type,
struct vxlan_config *conf);
>
> +#if LINUX_VERSION_CODE >= KERNEL_VERSION(4,4,0)
> +static inline __be16 vxlan_dev_dst_port(struct vxlan_dev *vxlan,
> +
> unsigned short
family)
> +{
> + if (family == AF_INET6)
> + return inet_sk(vxlan->vn6_sock->sock->sk)->
inet_sport;
> + return inet_sk(vxlan->vn4_sock->sock->sk)->inet_sport;
> +}
> +#else
> static inline __be16 vxlan_dev_dst_port(struct vxlan_dev *vxlan)
> {
> return inet_sport(vxlan->vn_sock->sock->sk);
> }
> +#endif
>
> static inline netdev_features_t vxlan_features_check(struct sk_buff
*skb,
>
netdev_features_t features)
The above patch set fails as well (but it wasn't obvious to me why)
Ryan (regXboi)
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