--- zzzz-none-000/linux-4.4.271/include/linux/types.h	2021-06-03 06:22:09.000000000 +0000
+++ hawkeye-5590-750/linux-4.4.271/include/linux/types.h	2023-04-19 10:22:30.000000000 +0000
@@ -232,5 +232,11 @@
 /* clocksource cycle base type */
 typedef u64 cycle_t;
 
+struct net_hdr_word {
+       u32 words[1];
+} __attribute__((packed, aligned(2)));
+
+#define net_hdr_word(_p) (((struct net_hdr_word *) (_p))->words[0])
+
 #endif /*  __ASSEMBLY__ */
 #endif /* _LINUX_TYPES_H */