vma_wants_writenotify 1748 include/linux/mm.h int vma_wants_writenotify(struct vm_area_struct *vma, pgprot_t vm_page_prot);
vma_wants_writenotify  128 mm/mmap.c      	if (vma_wants_writenotify(vma, vm_page_prot)) {
vma_wants_writenotify  458 mm/mprotect.c  	dirty_accountable = vma_wants_writenotify(vma, vma->vm_page_prot);