#include <linux/version.h>
-#ifndef to_net_dev
-#define to_net_dev(class) container_of(class, struct net_device, NETDEV_DEV_MEMBER)
+#ifndef IFF_TX_SKB_SHARING
+#define IFF_TX_SKB_SHARING 0
#endif
-#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,33)
-extern void unregister_netdevice_queue(struct net_device *dev,
- struct list_head *head);
-extern void unregister_netdevice_many(struct list_head *head);
+#ifndef IFF_OVS_DATAPATH
+#define IFF_OVS_DATAPATH 0
+#else
+#define HAVE_OVS_DATAPATH
#endif
-#ifndef HAVE_DEV_DISABLE_LRO
-extern void dev_disable_lro(struct net_device *dev);
+#ifndef IFF_LIVE_ADDR_CHANGE
+#define IFF_LIVE_ADDR_CHANGE 0
#endif
-#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,36) || \
- defined HAVE_RHEL_OVS_HOOK
+#ifndef IFF_NO_QUEUE
+#define IFF_NO_QUEUE 0
+#endif
+#ifndef IFF_OPENVSWITCH
+#define IFF_OPENVSWITCH 0
+#endif
-#ifdef HAVE_RHEL_OVS_HOOK
-typedef struct sk_buff *(openvswitch_handle_frame_hook_t)(struct sk_buff *skb);
-extern openvswitch_handle_frame_hook_t *openvswitch_handle_frame_hook;
+#ifndef to_net_dev
+#define to_net_dev(class) container_of(class, struct net_device, NETDEV_DEV_MEMBER)
+#endif
-int netdev_rx_handler_register(struct net_device *dev,
- openvswitch_handle_frame_hook_t *hook,
- void *rx_handler_data);
-#else
+#ifndef HAVE_NET_NAME_UNKNOWN
+#undef alloc_netdev
+#define NET_NAME_UNKNOWN 0
+#define alloc_netdev(sizeof_priv, name, name_assign_type, setup) \
+ alloc_netdev_mq(sizeof_priv, name, setup, 1)
+#endif
-int netdev_rx_handler_register(struct net_device *dev,
- struct sk_buff *(*netdev_hook)(struct net_bridge_port *p,
- struct sk_buff *skb),
- void *rx_handler_data);
+#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,33)
+#define unregister_netdevice_queue(dev, head) unregister_netdevice(dev)
+#define unregister_netdevice_many(head)
#endif
-void netdev_rx_handler_unregister(struct net_device *dev);
+#ifndef HAVE_DEV_DISABLE_LRO
+extern void dev_disable_lro(struct net_device *dev);
#endif
#ifndef HAVE_DEV_GET_BY_INDEX_RCU
typedef u32 netdev_features_t;
#endif
-#if LINUX_VERSION_CODE < KERNEL_VERSION(3,16,0)
+#if LINUX_VERSION_CODE < KERNEL_VERSION(3,19,0)
+#define OVS_USE_COMPAT_GSO_SEGMENTATION
+#endif
+
+#ifdef OVS_USE_COMPAT_GSO_SEGMENTATION
+/* define compat version to handle MPLS segmentation offload. */
+#define __skb_gso_segment rpl__skb_gso_segment
+struct sk_buff *rpl__skb_gso_segment(struct sk_buff *skb,
+ netdev_features_t features,
+ bool tx_path);
+
#define skb_gso_segment rpl_skb_gso_segment
-struct sk_buff *rpl_skb_gso_segment(struct sk_buff *skb,
- netdev_features_t features);
+static inline
+struct sk_buff *rpl_skb_gso_segment(struct sk_buff *skb, netdev_features_t features)
+{
+ return rpl__skb_gso_segment(skb, features, true);
+}
#endif
#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,38)
#define netif_skb_features rpl_netif_skb_features
netdev_features_t rpl_netif_skb_features(struct sk_buff *skb);
+#endif
+#ifdef HAVE_NETIF_NEEDS_GSO_NETDEV
#define netif_needs_gso rpl_netif_needs_gso
-static inline int rpl_netif_needs_gso(struct sk_buff *skb, int features)
+static inline bool netif_needs_gso(struct sk_buff *skb,
+ netdev_features_t features)
{
return skb_is_gso(skb) && (!skb_gso_ok(skb, features) ||
- unlikely(skb->ip_summed != CHECKSUM_PARTIAL));
-}
-#endif
-
-#ifndef HAVE___SKB_GSO_SEGMENT
-static inline struct sk_buff *__skb_gso_segment(struct sk_buff *skb,
- netdev_features_t features,
- bool tx_path)
-{
- return skb_gso_segment(skb, features);
+ unlikely((skb->ip_summed != CHECKSUM_PARTIAL) &&
+ (skb->ip_summed != CHECKSUM_UNNECESSARY)));
}
#endif
#if LINUX_VERSION_CODE < KERNEL_VERSION(3,16,0)
#define dev_queue_xmit rpl_dev_queue_xmit
-int dev_queue_xmit(struct sk_buff *skb);
+int rpl_dev_queue_xmit(struct sk_buff *skb);
#endif
#if LINUX_VERSION_CODE < KERNEL_VERSION(3,11,0)
#endif
#ifndef HAVE_PCPU_SW_NETSTATS
+#define pcpu_sw_netstats pcpu_tstats
+#endif
-#include <linux/u64_stats_sync.h>
-
-struct pcpu_sw_netstats {
- u64 rx_packets;
- u64 rx_bytes;
- u64 tx_packets;
- u64 tx_bytes;
- struct u64_stats_sync syncp;
-};
+#if RHEL_RELEASE_CODE < RHEL_RELEASE_VERSION(8,0)
+/* Use compat version for all redhas releases */
+#undef netdev_alloc_pcpu_stats
#endif
#ifndef netdev_alloc_pcpu_stats
})
#endif
+#ifndef HAVE_DEV_RECURSION_LEVEL
+static inline bool dev_recursion_level(void) { return false; }
+#endif
+
+#ifndef NET_NAME_USER
+#define NET_NAME_USER 3
+#endif
+
+#ifndef HAVE_GRO_REMCSUM
+struct gro_remcsum {
+};
+
+#define skb_gro_remcsum_init(grc)
+#define skb_gro_remcsum_cleanup(a1, a2)
+#else
+#if LINUX_VERSION_CODE < KERNEL_VERSION(4,3,0)
+
+#define skb_gro_remcsum_process rpl_skb_gro_remcsum_process
+static inline void *skb_gro_remcsum_process(struct sk_buff *skb, void *ptr,
+ unsigned int off, size_t hdrlen,
+ int start, int offset,
+ struct gro_remcsum *grc,
+ bool nopartial)
+{
+ __wsum delta;
+ size_t plen = hdrlen + max_t(size_t, offset + sizeof(u16), start);
+
+ BUG_ON(!NAPI_GRO_CB(skb)->csum_valid);
+
+ if (!nopartial) {
+ NAPI_GRO_CB(skb)->gro_remcsum_start = off + hdrlen + start;
+ return ptr;
+ }
+
+ ptr = skb_gro_header_fast(skb, off);
+ if (skb_gro_header_hard(skb, off + plen)) {
+ ptr = skb_gro_header_slow(skb, off + plen, off);
+ if (!ptr)
+ return NULL;
+ }
+
+ delta = remcsum_adjust(ptr + hdrlen, NAPI_GRO_CB(skb)->csum,
+ start, offset);
+
+ /* Adjust skb->csum since we changed the packet */
+ NAPI_GRO_CB(skb)->csum = csum_add(NAPI_GRO_CB(skb)->csum, delta);
+
+ grc->offset = off + hdrlen + offset;
+ grc->delta = delta;
+
+ return ptr;
+}
+#endif
+#endif
+
+#ifndef HAVE_RTNL_LINK_STATS64
+#define dev_get_stats rpl_dev_get_stats
+struct rtnl_link_stats64 *rpl_dev_get_stats(struct net_device *dev,
+ struct rtnl_link_stats64 *storage);
+#endif
+
+#if RHEL_RELEASE_CODE < RHEL_RELEASE_VERSION(7,0)
+/* Only required on RHEL 6. */
+#define dev_get_stats dev_get_stats64
+#endif
+
+#ifndef netdev_dbg
+#define netdev_dbg(__dev, format, args...) \
+do { \
+ printk(KERN_DEBUG "%s ", __dev->name); \
+ printk(KERN_DEBUG format, ##args); \
+} while (0)
+#endif
+
+#ifndef netdev_info
+#define netdev_info(__dev, format, args...) \
+do { \
+ printk(KERN_INFO "%s ", __dev->name); \
+ printk(KERN_INFO format, ##args); \
+} while (0)
+
+#endif
+
+#ifndef USE_UPSTREAM_TUNNEL
+#define dev_fill_metadata_dst ovs_dev_fill_metadata_dst
+int ovs_dev_fill_metadata_dst(struct net_device *dev, struct sk_buff *skb);
+#endif
+
+#ifndef NETDEV_OFFLOAD_PUSH_VXLAN
+#define NETDEV_OFFLOAD_PUSH_VXLAN 0x001C
+#endif
+
+#ifndef NETDEV_OFFLOAD_PUSH_GENEVE
+#define NETDEV_OFFLOAD_PUSH_GENEVE 0x001D
+#endif
+
+#ifndef HAVE_IFF_PHONY_HEADROOM
+
+#define IFF_PHONY_HEADROOM 0
+static inline unsigned netdev_get_fwd_headroom(struct net_device *dev)
+{
+ return 0;
+}
+
+static inline void netdev_set_rx_headroom(struct net_device *dev, int new_hr)
+{
+}
+
+/* set the device rx headroom to the dev's default */
+static inline void netdev_reset_rx_headroom(struct net_device *dev)
+{
+}
+
+#endif
+
+#ifdef IFF_NO_QUEUE
+#define HAVE_IFF_NO_QUEUE
+#else
+#define IFF_NO_QUEUE 0
#endif
+
+#endif /* __LINUX_NETDEVICE_WRAPPER_H */
projects / cascardo / ovs.git / blobdiff