diff --git a/repos/dde_linux/src/include/spec/x86/lx_emul/shadow/asm/uaccess_32.h b/repos/dde_linux/src/include/spec/x86/lx_emul/shadow/asm/uaccess_32.h
new file mode 100644
index 0000000000..d2d1d7c99b
--- /dev/null
+++ b/repos/dde_linux/src/include/spec/x86/lx_emul/shadow/asm/uaccess_32.h
@@ -0,0 +1,13 @@
+/*
+ * \brief  Shadow copy of asm/uaccess_32.h
+ * \author Alexander Boettcher
+ * \date   2022-02-17
+ */
+
+#ifndef _ASM__UACCESS_32_H_
+#define _ASM__UACCESS_32_H_
+
+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);
+
+#endif /* _ASM__UACCESS_32_H_ */
diff --git a/repos/dde_linux/src/include/spec/x86/lx_emul/shadow/asm/uaccess_64.h b/repos/dde_linux/src/include/spec/x86/lx_emul/shadow/asm/uaccess_64.h
new file mode 100644
index 0000000000..30218e162b
--- /dev/null
+++ b/repos/dde_linux/src/include/spec/x86/lx_emul/shadow/asm/uaccess_64.h
@@ -0,0 +1,13 @@
+/*
+ * \brief  Shadow copy of asm/uaccess_64.h
+ * \author Alexander Boettcher
+ * \date   2022-02-17
+ */
+
+#ifndef _ASM__UACCESS_64_H_
+#define _ASM__UACCESS_64_H_
+
+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);
+
+#endif /* _ASM__UACCESS_64_H_ */