add skb_frag inline functions

Signed-off-by: Maxim Uvarov <maxim.uvarov@oracle.com>

diff --git a/include/linux/skbuff.h b/include/linux/skbuff.h
index 7a37c051592efeabca4f8358f920000a716d1b2b..27666d1077375c7c6325ed09e635707ad3ff7852 100644 (file)
--- a/include/linux/skbuff.h
+++ b/include/linux/skbuff.h
@@ -150,6 +150,26 @@ struct skb_frag_struct {
 #endif
 };
 
+static inline unsigned int skb_frag_size(const skb_frag_t *frag)
+{
+        return frag->size;
+}
+
+static inline void skb_frag_size_set(skb_frag_t *frag, unsigned int size)         
+{
+        frag->size = size;
+}
+
+static inline void skb_frag_size_add(skb_frag_t *frag, int delta)
+{
+        frag->size += delta;
+}
+
+static inline void skb_frag_size_sub(skb_frag_t *frag, int delta)
+{
+        frag->size -= delta;
+}
+
 #define HAVE_HW_TIME_STAMP
 
 /**