diff --git a/repos/dde_linux/src/include/lx_emul/shadow/arch/x86/include/asm/uaccess_32.h b/repos/dde_linux/src/include/lx_emul/shadow/arch/x86/include/asm/uaccess_32.h
index d2d1d7c99b..052b1bbd1a 100644
--- a/repos/dde_linux/src/include/lx_emul/shadow/arch/x86/include/asm/uaccess_32.h
+++ b/repos/dde_linux/src/include/lx_emul/shadow/arch/x86/include/asm/uaccess_32.h
@@ -10,4 +10,6 @@
 unsigned long raw_copy_from_user(void *to, const void * from, unsigned long n);
 unsigned long raw_copy_to_user(void *to, const void *from, unsigned long n);
 
+int __copy_from_user_inatomic_nocache(void *dst, const void __user *src,
+                                      unsigned size);
 #endif /* _ASM__UACCESS_32_H_ */
diff --git a/repos/dde_linux/src/include/lx_emul/shadow/arch/x86/include/asm/uaccess_64.h b/repos/dde_linux/src/include/lx_emul/shadow/arch/x86/include/asm/uaccess_64.h
index e0a4d1fb71..b4ec4c0820 100644
--- a/repos/dde_linux/src/include/lx_emul/shadow/arch/x86/include/asm/uaccess_64.h
+++ b/repos/dde_linux/src/include/lx_emul/shadow/arch/x86/include/asm/uaccess_64.h
@@ -12,4 +12,9 @@ unsigned long raw_copy_to_user(void *to, const void *from, unsigned long n);
 
 unsigned long clear_user(void *mem, unsigned long len);
 
+int __copy_from_user_inatomic_nocache(void *dst, const void __user *src,
+                                      unsigned size);
+int __copy_from_user_flushcache(void *dst, const void __user *src, unsigned size);
+
+
 #endif /* _ASM__UACCESS_64_H_ */