diff options
| -rw-r--r-- | patches/ovs/0001-Add-Linux-4.4-support.patch | 246 |
1 files changed, 0 insertions, 246 deletions
diff --git a/patches/ovs/0001-Add-Linux-4.4-support.patch b/patches/ovs/0001-Add-Linux-4.4-support.patch deleted file mode 100644 index a580bc267..000000000 --- a/patches/ovs/0001-Add-Linux-4.4-support.patch +++ /dev/null @@ -1,246 +0,0 @@ -From a4c2305b6190ce24ceaafb9f85fc5a67787fb71d Mon Sep 17 00:00:00 2001 -From: Donald Dugger <n0ano@n0ano.com> -Date: Mon, 9 May 2016 05:14:12 +0000 -Subject: [PATCH] Add Linux 4.4 support - -A bit cleaner than my previous patch. - http://patchwork.ozlabs.org/patch/595969/ - -Though I couldn't figure out a clean solution for ip6_local_out(), -genl_notify(), and vport-vxlan - -Signed-off-by: Alexandru Ardelean <ardeleanalex@gmail.com> - -Note that this patch has been rejected for the upstream OVS tree as -the maintainers feel a different apporach (backporting all Linux -patches that affect the OVS code). We'll just use this patch until -the official OVS tree is updated to support Linux 4.4. - -Upstream status: NA - -Signed-off-by: Don Dugger <n0ano@n0ano.com> ---- - acinclude.m4 | 4 ++-- - datapath/actions.c | 6 ++++-- - datapath/datapath.c | 6 +++++- - datapath/linux/compat/include/linux/netfilter_ipv6.h | 2 +- - datapath/linux/compat/include/net/ip.h | 19 ++++++++++++++++--- - datapath/linux/compat/include/net/ip6_tunnel.h | 4 ++++ - datapath/linux/compat/include/net/vxlan.h | 10 ++++++++++ - datapath/linux/compat/stt.c | 6 ++++++ - datapath/vport-vxlan.c | 5 +++++ - 9 files changed, 53 insertions(+), 9 deletions(-) - -diff --git a/acinclude.m4 b/acinclude.m4 -index 23015fe..22e75ec 100644 ---- a/acinclude.m4 -+++ b/acinclude.m4 -@@ -134,10 +134,10 @@ AC_DEFUN([OVS_CHECK_LINUX], [ - AC_MSG_RESULT([$kversion]) - - if test "$version" -ge 4; then -- if test "$version" = 4 && test "$patchlevel" -le 3; then -+ if test "$version" = 4 && test "$patchlevel" -le 4; then - : # Linux 4.x - else -- AC_ERROR([Linux kernel in $KBUILD is version $kversion, but version newer than 4.3.x is not supported (please refer to the FAQ for advice)]) -+ AC_ERROR([Linux kernel in $KBUILD is version $kversion, but version newer than 4.4.x is not supported (please refer to the FAQ for advice)]) - fi - elif test "$version" = 3 && test "$patchlevel" -ge 10; then - : # Linux 3.x -diff --git a/datapath/actions.c b/datapath/actions.c -index dcf8591..242e710 100644 ---- a/datapath/actions.c -+++ b/datapath/actions.c -@@ -702,7 +702,8 @@ static void ovs_fragment(struct vport *vport, struct sk_buff *skb, u16 mru, - skb_dst_set_noref(skb, &ovs_dst); - IPCB(skb)->frag_max_size = mru; - -- ip_do_fragment(skb->sk, skb, ovs_vport_output); -+ ip_do_fragment(NET_ARG(dev_net(ovs_dst.dev)) -+ skb->sk, skb, ovs_vport_output); - refdst_drop(orig_dst); - } else if (ethertype == htons(ETH_P_IPV6)) { - const struct nf_ipv6_ops *v6ops = nf_get_ipv6_ops(); -@@ -723,7 +724,8 @@ static void ovs_fragment(struct vport *vport, struct sk_buff *skb, u16 mru, - skb_dst_set_noref(skb, &ovs_rt.dst); - IP6CB(skb)->frag_max_size = mru; - -- v6ops->fragment(skb->sk, skb, ovs_vport_output); -+ v6ops->fragment(NET_ARG(dev_net(ovs_rt.dst.dev)) -+ skb->sk, skb, ovs_vport_output); - refdst_drop(orig_dst); - } else { - WARN_ONCE(1, "Failed fragment ->%s: eth=%04x, MRU=%d, MTU=%d.", -diff --git a/datapath/datapath.c b/datapath/datapath.c -index 5bec072..ba19c01 100644 ---- a/datapath/datapath.c -+++ b/datapath/datapath.c -@@ -95,8 +95,12 @@ static bool ovs_must_notify(struct genl_family *family, struct genl_info *info, - static void ovs_notify(struct genl_family *family, struct genl_multicast_group *grp, - struct sk_buff *skb, struct genl_info *info) - { -- genl_notify(family, skb, genl_info_net(info), -+#if LINUX_VERSION_CODE >= KERNEL_VERSION(4,4,0) -+ genl_notify(family, skb, info, GROUP_ID(grp), GFP_KERNEL); -+#else -+ genl_notify(family, skb, genl_info_net(info), - info->snd_portid, GROUP_ID(grp), info->nlhdr, GFP_KERNEL); -+#endif - } - - /** -diff --git a/datapath/linux/compat/include/linux/netfilter_ipv6.h b/datapath/linux/compat/include/linux/netfilter_ipv6.h -index 8d896fb..9f64002 100644 ---- a/datapath/linux/compat/include/linux/netfilter_ipv6.h -+++ b/datapath/linux/compat/include/linux/netfilter_ipv6.h -@@ -13,7 +13,7 @@ - * the callback parameter needs to be in the form that older kernels accept. - * We don't backport the other ipv6_ops as they're currently unused by OVS. */ - struct ovs_nf_ipv6_ops { -- int (*fragment)(struct sock *sk, struct sk_buff *skb, -+ int (*fragment)(NET_ARG(net) struct sock *sk, struct sk_buff *skb, - int (*output)(OVS_VPORT_OUTPUT_PARAMS)); - }; - #define nf_ipv6_ops ovs_nf_ipv6_ops -diff --git a/datapath/linux/compat/include/net/ip.h b/datapath/linux/compat/include/net/ip.h -index c283ad0..483662c 100644 ---- a/datapath/linux/compat/include/net/ip.h -+++ b/datapath/linux/compat/include/net/ip.h -@@ -59,8 +59,20 @@ 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 -@@ -82,12 +94,13 @@ 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) || -@@ -95,7 +108,7 @@ 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; - } -diff --git a/datapath/linux/compat/include/net/ip6_tunnel.h b/datapath/linux/compat/include/net/ip6_tunnel.h -index ce65087..eacf9ca 100644 ---- a/datapath/linux/compat/include/net/ip6_tunnel.h -+++ b/datapath/linux/compat/include/net/ip6_tunnel.h -@@ -17,11 +17,15 @@ static inline void ip6tunnel_xmit(struct sock *sk, struct sk_buff *skb, - - pkt_len = skb->len - skb_inner_network_offset(skb); - /* TODO: Fix GSO for ipv6 */ -+#if LINUX_VERSION_CODE >= KERNEL_VERSION(4,4,0) -+ err = ip6_local_out(dev_net(dev), sk, skb); -+#else - #ifdef HAVE_IP6_LOCAL_OUT_SK - err = ip6_local_out_sk(sk, skb); - #else - err = ip6_local_out(skb); - #endif -+#endif /* >= kernel 4.4 */ - if (net_xmit_eval(err) != 0) - pkt_len = net_xmit_eval(err); - else -diff --git a/datapath/linux/compat/include/net/vxlan.h b/datapath/linux/compat/include/net/vxlan.h -index 75a5a7a..589cc0d 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_sk(vxlan->vn_sock->sock->sk)->inet_sport; - } -+#endif - - static inline netdev_features_t vxlan_features_check(struct sk_buff *skb, - netdev_features_t features) -diff --git a/datapath/linux/compat/stt.c b/datapath/linux/compat/stt.c -index 86d225e..6b1e3a3 100644 ---- a/datapath/linux/compat/stt.c -+++ b/datapath/linux/compat/stt.c -@@ -1544,7 +1544,11 @@ static void clean_percpu(struct work_struct *work) - } - - #ifdef HAVE_NF_HOOKFN_ARG_OPS -+#if LINUX_VERSION_CODE >= KERNEL_VERSION(4,4,0) -+#define FIRST_PARAM void *priv -+#else - #define FIRST_PARAM const struct nf_hook_ops *ops -+#endif /* >= kernel 4.4 */ - #else - #define FIRST_PARAM unsigned int hooknum - #endif -@@ -1592,7 +1596,9 @@ static unsigned int nf_ip_hook(FIRST_PARAM, struct sk_buff *skb, LAST_PARAM) - - static struct nf_hook_ops nf_hook_ops __read_mostly = { - .hook = nf_ip_hook, -+#if LINUX_VERSION_CODE < KERNEL_VERSION(4,4,0) - .owner = THIS_MODULE, -+#endif - .pf = NFPROTO_IPV4, - .hooknum = NF_INET_LOCAL_IN, - .priority = INT_MAX, -diff --git a/datapath/vport-vxlan.c b/datapath/vport-vxlan.c -index c05f5d4..3cbb568 100644 ---- a/datapath/vport-vxlan.c -+++ b/datapath/vport-vxlan.c -@@ -153,7 +153,12 @@ static int vxlan_get_egress_tun_info(struct vport *vport, struct sk_buff *skb, - { - struct vxlan_dev *vxlan = netdev_priv(vport->dev); - struct net *net = ovs_dp_get_net(vport->dp); -+#if LINUX_VERSION_CODE >= KERNEL_VERSION(4,4,0) -+ unsigned short family = ip_tunnel_info_af(upcall->egress_tun_info); -+ __be16 dst_port = vxlan_dev_dst_port(vxlan, family); -+#else - __be16 dst_port = vxlan_dev_dst_port(vxlan); -+#endif - __be16 src_port; - int port_min; - int port_max; --- -1.9.1 - |