72 	unsigned long new_flags = vma->vm_flags;  in madvise_behavior()  local
76 		new_flags = new_flags & ~VM_RAND_READ & ~VM_SEQ_READ;  in madvise_behavior()
79 		new_flags = (new_flags & ~VM_RAND_READ) | VM_SEQ_READ;  in madvise_behavior()
82 		new_flags = (new_flags & ~VM_SEQ_READ) | VM_RAND_READ;  in madvise_behavior()
85 		new_flags |= VM_DONTCOPY;  in madvise_behavior()
92 		new_flags &= ~VM_DONTCOPY;  in madvise_behavior()
100 		new_flags |= VM_WIPEONFORK;  in madvise_behavior()
103 		new_flags &= ~VM_WIPEONFORK;  in madvise_behavior()
106 		new_flags |= VM_DONTDUMP;  in madvise_behavior()
109 		if (!is_vm_hugetlb_page(vma) && new_flags & VM_SPECIAL) {  in madvise_behavior()
113 		new_flags &= ~VM_DONTDUMP;  in madvise_behavior()
117 		error = ksm_madvise(vma, start, end, behavior, &new_flags);  in madvise_behavior()
123 		error = hugepage_madvise(vma, &new_flags, behavior);  in madvise_behavior()
129 	if (new_flags == vma->vm_flags) {  in madvise_behavior()
135 	*prev = vma_merge(mm, *prev, start, end, new_flags, vma->anon_vma,  in madvise_behavior()
169 	vma->vm_flags = new_flags;  in madvise_behavior()