osfmk/vm/vm_pageout.c

151 #ifndef VM_PAGEOUT_BURST_INACTIVE_THROTTLE  /* maximum iterations of the inactive queue w/o stealing/cleaning a page */
500 	 * (used for cleaning-in-place) by dropping the paging references/
517 		assert(!p->cleaning);
531 				(m->busy && m->cleaning));
552 			m->cleaning = FALSE;
650 		m->cleaning = FALSE;
653 		 * Wakeup any thread waiting for the page to be un-cleaning.
676  *		This is accomplished by cleaning in place.
691 	assert(!m->cleaning);
702 	 * Mark original page as cleaning in place.
704 	m->cleaning = TRUE;
867 	assert(!m->cleaning && !m->pageout && !m->laundry);
2135 				 * here and proceed to check for "cleaning" a
2143 				assert(m->cleaning);
2182 		 *	from reclaiming it - busy or cleaning - that we've already
2206 			assert(!m->cleaning);
2255 					/* we saved the cost of cleaning this page ! */
2272 				 * Avoid cleaning a "volatile" page which might
2295 			if (m->cleaning && m->encrypted_cleaning) {
2330 		 *   if (m->cleaning && !m->pageout)
2331 		 *	If already cleaning this page in place and it hasn't
2337 		 *		m->cleaning == TRUE
2340 		 *   if (m->pageout && !m->cleaning)
2345 		 *	where 'cleaning' will be set...
2362 		/* if cleaning, reactivate if referenced.  otherwise, just pull off queue */
2363 		if (m->cleaning) {
2876 		       m->busy || m->cleaning || m->pageout_queue || !m->laundry) {
2879 			    * started cleaning (or it's finished cleaning or
2944 				    * care of cleaning up all the state...
3061 		       m->busy || m->cleaning || m->pageout_queue || !m->laundry) {
3064 			    * started cleaning (or it's finished cleaning or
3088 				    * care of cleaning up all the state...
3287 						 * care of cleaning up all the state...
4807 			        dst_page->cleaning ||
4870 					 * if we get here, the page is not 'cleaning' (filtered out above).
4978 				 * Mark original page as cleaning
4981 				dst_page->cleaning = TRUE;
5095 				if (dst_page->busy || dst_page->cleaning) {
5246 				 * Mark original page as cleaning
5249 				dst_page->cleaning = TRUE;
6531 		m->cleaning = FALSE;
6647 		 * Wakeup any thread waiting for the page to be un-cleaning.
7049 				m->cleaning = FALSE;
7112 				m->cleaning = FALSE;
7880 		if (dst_page->cleaning) {
7882 			 * Someone else is cleaning this page in place.
7888 			 * We'd better wait for the cleaning to complete and