132 	unsigned long		dirty;		/* file_dirty + write + nfs */  member
474 	unsigned long dirty;  in node_dirty_limit()  local
477 		dirty = DIV_ROUND_UP(vm_dirty_bytes, PAGE_SIZE) *  in node_dirty_limit()
480 		dirty = vm_dirty_ratio * node_memory / 100;  in node_dirty_limit()
483 		dirty += dirty / 4;  in node_dirty_limit()
485 	return dirty;  in node_dirty_limit()
724 	unsigned long clean = filepages - min(filepages, mdtc->dirty);  in mdtc_calc_avail()
725 	unsigned long global_clean = gdtc->avail - min(gdtc->avail, gdtc->dirty);  in mdtc_calc_avail()
801 					  unsigned long dirty,  in pos_ratio_polynom()  argument
807 	x = div64_s64(((s64)setpoint - (s64)dirty) << RATELIMIT_CALC_SHIFT,  in pos_ratio_polynom()
908 	if (unlikely(dtc->dirty >= limit))  in wb_position_ratio()
917 	pos_ratio = pos_ratio_polynom(setpoint, dtc->dirty, limit);  in wb_position_ratio()
1030 	wb_thresh = max(wb_thresh, (limit - dtc->dirty) / 8);  in wb_position_ratio()
1140 	thresh = max(thresh, dtc->dirty);  in update_dirty_limit()
1180 	unsigned long dirty = dtc->dirty;  in wb_update_dirty_ratelimit()  local
1292 		dirty = dtc->wb_dirty;  in wb_update_dirty_ratelimit()
1299 	if (dirty < setpoint) {  in wb_update_dirty_ratelimit()
1409 static unsigned long dirty_poll_interval(unsigned long dirty,  in dirty_poll_interval()  argument
1412 	if (thresh > dirty)  in dirty_poll_interval()
1413 		return 1UL << (ilog2(thresh - dirty) >> 1);  in dirty_poll_interval()
1584 		unsigned long dirty, thresh, bg_thresh;  in balance_dirty_pages()  local
1591 		gdtc->dirty = nr_reclaimable + global_node_page_state(NR_WRITEBACK);  in balance_dirty_pages()
1598 			dirty = gdtc->wb_dirty;  in balance_dirty_pages()
1602 			dirty = gdtc->dirty;  in balance_dirty_pages()
1615 					    &mdtc->dirty, &writeback);  in balance_dirty_pages()
1616 			mdtc->dirty += writeback;  in balance_dirty_pages()
1627 				m_dirty = mdtc->dirty;  in balance_dirty_pages()
1645 		if (dirty <= dirty_freerun_ceiling(thresh, bg_thresh) &&  in balance_dirty_pages()
1652 			intv = dirty_poll_interval(dirty, thresh);  in balance_dirty_pages()
1687 			((gdtc->dirty > gdtc->thresh) || strictlimit);  in balance_dirty_pages()
1714 				((mdtc->dirty > mdtc->thresh) || strictlimit);  in balance_dirty_pages()
1757 						  sdtc->dirty,  in balance_dirty_pages()
1786 					  sdtc->dirty,  in balance_dirty_pages()
1957 	gdtc->dirty = global_node_page_state(NR_FILE_DIRTY);  in wb_over_bg_thresh()
1960 	if (gdtc->dirty > gdtc->bg_thresh)  in wb_over_bg_thresh()
1975 		mem_cgroup_wb_stats(wb, &filepages, &headroom, &mdtc->dirty,  in wb_over_bg_thresh()
1980 		if (mdtc->dirty > mdtc->bg_thresh)  in wb_over_bg_thresh()