---

yaml
---
r: 22467
b: refs/heads/master
c: a6f563d
h: refs/heads/master
i:
  22465: aceee1e
  22463: e247280
v: v3

[refs]

@@ -1,2 +1,2 @@
 ---
-refs/heads/master: fb8d14e172a29ba5ac69a73b61196be86fdfc3e1
+refs/heads/master: a6f563db09c54c80d80e9013182dc512a5e53d0f

trunk/mm/mmap.c

@@ -612,7 +612,7 @@ again:			remove_next = 1 + (end > next->vm_end);
  * If the vma has a ->close operation then the driver probably needs to release
  * per-vma resources, so we don't attempt to merge those.
  */
-#define VM_SPECIAL (VM_IO | VM_DONTCOPY | VM_DONTEXPAND | VM_RESERVED | VM_PFNMAP)
+#define VM_SPECIAL (VM_IO | VM_DONTEXPAND | VM_RESERVED | VM_PFNMAP)
 
 static inline int is_mergeable_vma(struct vm_area_struct *vma,
 			struct file *file, unsigned long vm_flags)
@@ -845,14 +845,6 @@ void vm_stat_account(struct mm_struct *mm, unsigned long flags,
 	const unsigned long stack_flags
 		= VM_STACK_FLAGS & (VM_GROWSUP|VM_GROWSDOWN);
 
-#ifdef CONFIG_HUGETLB
-	if (flags & VM_HUGETLB) {
-		if (!(flags & VM_DONTCOPY))
-			mm->shared_vm += pages;
-		return;
-	}
-#endif /* CONFIG_HUGETLB */
-
 	if (file) {
 		mm->shared_vm += pages;
 		if ((flags & (VM_EXEC|VM_WRITE)) == VM_EXEC)