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-rw-r--r--mm/mmap.c10
1 files changed, 1 insertions, 9 deletions
diff --git a/mm/mmap.c b/mm/mmap.c
index 47556d2b3e9..0eb9894db6d 100644
--- a/mm/mmap.c
+++ b/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)