--- zzzz-none-000/linux-3.10.107/fs/squashfs/squashfs_fs.h	2017-06-27 09:49:32.000000000 +0000
+++ scorpion-7490-727/linux-3.10.107/fs/squashfs/squashfs_fs.h	2021-02-04 17:41:59.000000000 +0000
@@ -87,7 +87,7 @@
 #define SQUASHFS_COMP_OPTS(flags)		SQUASHFS_BIT(flags, \
 						SQUASHFS_COMP_OPT)
 
-/* Max number of types and file types */
+/* Inode types including extended types */
 #define SQUASHFS_DIR_TYPE		1
 #define SQUASHFS_REG_TYPE		2
 #define SQUASHFS_SYMLINK_TYPE		3
@@ -103,6 +103,9 @@
 #define SQUASHFS_LFIFO_TYPE		13
 #define SQUASHFS_LSOCKET_TYPE		14
 
+/* Max type value stored in directory entry */
+#define SQUASHFS_MAX_DIR_TYPE		7
+
 /* Xattr types */
 #define SQUASHFS_XATTR_USER             0
 #define SQUASHFS_XATTR_TRUSTED          1
@@ -237,6 +240,7 @@
 #define LZMA_COMPRESSION	2
 #define LZO_COMPRESSION		3
 #define XZ_COMPRESSION		4
+#define LZ4_COMPRESSION		5
 
 struct squashfs_super_block {
 	__le32			s_magic;