74 	unsigned long new_flags = vma->vm_flags;  in madvise_behavior()  local
78 		new_flags = new_flags & ~VM_RAND_READ & ~VM_SEQ_READ;  in madvise_behavior()
81 		new_flags = (new_flags & ~VM_RAND_READ) | VM_SEQ_READ;  in madvise_behavior()
84 		new_flags = (new_flags & ~VM_SEQ_READ) | VM_RAND_READ;  in madvise_behavior()
87 		new_flags |= VM_DONTCOPY;  in madvise_behavior()
94 		new_flags &= ~VM_DONTCOPY;  in madvise_behavior()
102 		new_flags |= VM_WIPEONFORK;  in madvise_behavior()
105 		new_flags &= ~VM_WIPEONFORK;  in madvise_behavior()
108 		new_flags |= VM_DONTDUMP;  in madvise_behavior()
111 		if (!is_vm_hugetlb_page(vma) && new_flags & VM_SPECIAL) {  in madvise_behavior()
115 		new_flags &= ~VM_DONTDUMP;  in madvise_behavior()
119 		error = ksm_madvise(vma, start, end, behavior, &new_flags);  in madvise_behavior()
125 		error = hugepage_madvise(vma, &new_flags, behavior);  in madvise_behavior()
131 	if (new_flags == vma->vm_flags) {  in madvise_behavior()
137 	*prev = vma_merge(mm, *prev, start, end, new_flags, vma->anon_vma,  in madvise_behavior()
171 	vma->vm_flags = new_flags;  in madvise_behavior()