--- zzzz-none-000/linux-3.10.107/include/linux/mm_inline.h	2017-06-27 09:49:32.000000000 +0000
+++ scorpion-7490-727/linux-3.10.107/include/linux/mm_inline.h	2021-02-04 17:41:59.000000000 +0000
@@ -2,6 +2,7 @@
 #define LINUX_MM_INLINE_H
 
 #include <linux/huge_mm.h>
+#include <linux/swap.h>
 
 /**
  * page_is_file_cache - should the page be on a file LRU or anon LRU?