#define NET_SKB_PAD 16
#endif
-#ifndef HAVE_SKB_COW
+#ifndef HAVE_SKB_COW_HEAD
static inline int __skb_cow(struct sk_buff *skb, unsigned int headroom,
int cloned)
{
{
return __skb_cow(skb, headroom, skb_header_cloned(skb));
}
-#endif /* !HAVE_SKB_COW */
+#endif /* !HAVE_SKB_COW_HEAD */
#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,23)
static inline int skb_clone_writable(struct sk_buff *skb, int len)
}
#endif
-#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,31)
+#ifndef HAVE_SKB_DST_ACCESSOR_FUNCS
static inline struct dst_entry *skb_dst(const struct sk_buff *skb)
{
return (struct dst_entry *)skb->dst;
#endif
#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,17)
-/* Emulate Linux 2.6.17 and later behavior, in which kfree_skb silently ignores
+/* Emulate Linux 2.6.17 and later behavior, in which kfree_skb silently ignores
* null pointer arguments. */
#define kfree_skb(skb) kfree_skb_maybe_null(skb)
static inline void kfree_skb_maybe_null(struct sk_buff *skb)
}
#endif /* before 2.6.18 */
+#ifndef HAVE_SKB_WARN_LRO
+#ifndef NETIF_F_LRO
+static inline bool skb_warn_if_lro(const struct sk_buff *skb)
+{
+ return false;
+}
+#else
+extern void __skb_warn_lro_forwarding(const struct sk_buff *skb);
+
+static inline bool skb_warn_if_lro(const struct sk_buff *skb)
+{
+ /* LRO sets gso_size but not gso_type, whereas if GSO is really
+ * wanted then gso_type will be set. */
+ struct skb_shared_info *shinfo = skb_shinfo(skb);
+ if (shinfo->gso_size != 0 && unlikely(shinfo->gso_type == 0)) {
+ __skb_warn_lro_forwarding(skb);
+ return true;
+ }
+ return false;
+}
+#endif /* NETIF_F_LRO */
+#endif /* HAVE_SKB_WARN_LRO */
+
+#ifndef HAVE_CONSUME_SKB
+#define consume_skb kfree_skb
+#endif
+
#endif