osfmk/vm/vm_pageout.c

536 			 * from being dirtied after the pmap_disconnect() call
543 			if (pmap_disconnect(m->phys_page) & VM_MEM_MODIFIED) {
2151 					refmod_state = pmap_disconnect(m->phys_page);
2440 		 * if we need to do a pmap_disconnect then we
2441 		 * need to re-evaluate m->dirty since the pmap_disconnect
2443 		 * page was still mapped up to the pmap_disconnect
2451 		 * pmap_disconnect().  m->dirty and/or m->reference could
2455 		        refmod_state = pmap_disconnect(m->phys_page);
4023 				        refmod_state = pmap_disconnect(dst_page->phys_page);
5109 					pmap_disconnect(m->phys_page);
5174 			pmap_disconnect(m->phys_page);
5216 			    (m->pmapped && (pmap_disconnect(m->phys_page) & VM_MEM_MODIFIED))) {
5708 					pmap_disconnect(m->phys_page);
6304 			        refmod = pmap_disconnect(dst_page->phys_page);
7444 		pmap_disconnect(page->phys_page);