--- zzzz-none-000/linux-2.6.19.2/include/linux/skbuff.h	2007-01-10 19:10:37.000000000 +0000
+++ davinci-8020-5505/linux-2.6.19.2/include/linux/skbuff.h	2008-05-19 15:31:52.000000000 +0000
@@ -310,6 +310,10 @@
 	__u32			secmark;
 #endif
 
+    /*--------------------------------------------------------------------------------------*\
+    \*--------------------------------------------------------------------------------------*/
+    void *destructor_info;
+    unsigned long uniq_id;
 
 	/* These elements must be at the end, see alloc_skb() for details.  */
 	unsigned int		truesize;
@@ -372,7 +376,7 @@
 
 static inline void skb_truesize_check(struct sk_buff *skb)
 {
-	if (unlikely((int)skb->truesize < sizeof(struct sk_buff) + skb->len))
+	if (unlikely(skb->truesize < sizeof(struct sk_buff) + skb->len))
 		skb_truesize_bug(skb);
 }
 
@@ -402,6 +406,15 @@
 extern unsigned int   skb_find_text(struct sk_buff *skb, unsigned int from,
 				    unsigned int to, struct ts_config *config,
 				    struct ts_state *state);
+#ifdef CONFIG_AVM_SIMPLE_PROFILING
+# include <linux/avm_profile.h>
+# define skb_trace(skb, where)  					\
+	do {								\
+		avm_simple_profiling_skb((unsigned int)__builtin_return_address(0), where, skb);		\
+	} while (0)
+#else
+# define skb_trace(skb, where)	do { } while (0)
+#endif
 
 /* Internal */
 #define skb_shinfo(SKB)		((struct skb_shared_info *)((SKB)->end))