138 	unsigned long		dirty;		/* file_dirty + write + nfs */  member
481 	unsigned long dirty;  in node_dirty_limit()  local
484 		dirty = DIV_ROUND_UP(vm_dirty_bytes, PAGE_SIZE) *  in node_dirty_limit()
487 		dirty = vm_dirty_ratio * node_memory / 100;  in node_dirty_limit()
490 		dirty += dirty / 4;  in node_dirty_limit()
492 	return dirty;  in node_dirty_limit()
736 	unsigned long clean = filepages - min(filepages, mdtc->dirty);  in mdtc_calc_avail()
737 	unsigned long global_clean = gdtc->avail - min(gdtc->avail, gdtc->dirty);  in mdtc_calc_avail()
813 					  unsigned long dirty,  in pos_ratio_polynom()  argument
819 	x = div64_s64(((s64)setpoint - (s64)dirty) << RATELIMIT_CALC_SHIFT,  in pos_ratio_polynom()
920 	if (unlikely(dtc->dirty >= limit))  in wb_position_ratio()
929 	pos_ratio = pos_ratio_polynom(setpoint, dtc->dirty, limit);  in wb_position_ratio()
1042 	wb_thresh = max(wb_thresh, (limit - dtc->dirty) / 8);  in wb_position_ratio()
1152 	thresh = max(thresh, dtc->dirty);  in update_dirty_limit()
1192 	unsigned long dirty = dtc->dirty;  in wb_update_dirty_ratelimit()  local
1304 		dirty = dtc->wb_dirty;  in wb_update_dirty_ratelimit()
1311 	if (dirty < setpoint) {  in wb_update_dirty_ratelimit()
1410 static unsigned long dirty_poll_interval(unsigned long dirty,  in dirty_poll_interval()  argument
1413 	if (thresh > dirty)  in dirty_poll_interval()
1414 		return 1UL << (ilog2(thresh - dirty) >> 1);  in dirty_poll_interval()
1585 		unsigned long dirty, thresh, bg_thresh;  in balance_dirty_pages()  local
1599 		gdtc->dirty = nr_reclaimable + global_node_page_state(NR_WRITEBACK);  in balance_dirty_pages()
1606 			dirty = gdtc->wb_dirty;  in balance_dirty_pages()
1610 			dirty = gdtc->dirty;  in balance_dirty_pages()
1623 					    &mdtc->dirty, &writeback);  in balance_dirty_pages()
1624 			mdtc->dirty += writeback;  in balance_dirty_pages()
1635 				m_dirty = mdtc->dirty;  in balance_dirty_pages()
1653 		if (dirty <= dirty_freerun_ceiling(thresh, bg_thresh) &&  in balance_dirty_pages()
1656 			unsigned long intv = dirty_poll_interval(dirty, thresh);  in balance_dirty_pages()
1680 			((gdtc->dirty > gdtc->thresh) || strictlimit);  in balance_dirty_pages()
1696 				((mdtc->dirty > mdtc->thresh) || strictlimit);  in balance_dirty_pages()
1742 						  sdtc->dirty,  in balance_dirty_pages()
1771 					  sdtc->dirty,  in balance_dirty_pages()
1941 	gdtc->dirty = global_node_page_state(NR_FILE_DIRTY) +  in wb_over_bg_thresh()
1945 	if (gdtc->dirty > gdtc->bg_thresh)  in wb_over_bg_thresh()
1955 		mem_cgroup_wb_stats(wb, &filepages, &headroom, &mdtc->dirty,  in wb_over_bg_thresh()
1960 		if (mdtc->dirty > mdtc->bg_thresh)  in wb_over_bg_thresh()