--- zzzz-none-000/linux-3.10.107/arch/x86/um/mem_64.c	2017-06-27 09:49:32.000000000 +0000
+++ scorpion-7490-727/linux-3.10.107/arch/x86/um/mem_64.c	2021-02-04 17:41:59.000000000 +0000
@@ -1,6 +1,5 @@
 #include <linux/mm.h>
-#include <asm/page.h>
-#include <asm/mman.h>
+#include <asm/elf.h>
 
 const char *arch_vma_name(struct vm_area_struct *vma)
 {
@@ -9,18 +8,3 @@
 
 	return NULL;
 }
-
-struct vm_area_struct *get_gate_vma(struct mm_struct *mm)
-{
-	return NULL;
-}
-
-int in_gate_area(struct mm_struct *mm, unsigned long addr)
-{
-	return 0;
-}
-
-int in_gate_area_no_mm(unsigned long addr)
-{
-	return 0;
-}