 inc_mm_counter(vma->vm_mm, anon_rss); 
void page_add_anon_rmap(struct page *page,	struct vm_area_struct *vma, unsigned long address){	BUG_ON(PageReserved(page));	inc_mm_counter(vma->vm_mm, anon_rss);	if (atomic_inc_and_test(&page->_mapcount)) {		struct anon_vma *anon_vma = vma->anon_vma;		BUG_ON(!anon_vma);		anon_vma = (void *) anon_vma + PAGE_MAPPING_ANON;		page->mapping = (struct address_space *) anon_vma;		page->index = linear_page_index(vma, address);		inc_page_state(nr_mapped);	}	/* else checking page index and mapping is racy */}
4520	/local/tlutelli/issta_data/temp/c/2005_temp/2005/4520/4294621f41a85497019fae64341aa5351a1921b7/rmap.c/buggy/mm/rmap.c