--- zzzz-none-000/linux-3.10.107/fs/btrfs/xattr.h	2017-06-27 09:49:32.000000000 +0000
+++ scorpion-7490-727/linux-3.10.107/fs/btrfs/xattr.h	2021-02-04 17:41:59.000000000 +0000
@@ -21,8 +21,6 @@
 
 #include <linux/xattr.h>
 
-extern const struct xattr_handler btrfs_xattr_acl_access_handler;
-extern const struct xattr_handler btrfs_xattr_acl_default_handler;
 extern const struct xattr_handler *btrfs_xattr_handlers[];
 
 extern ssize_t __btrfs_getxattr(struct inode *inode, const char *name,