364 	unsigned long bg_thresh;  in domain_dirty_limits()  local
393 		bg_thresh = DIV_ROUND_UP(bg_bytes, PAGE_SIZE);  in domain_dirty_limits()
395 		bg_thresh = (bg_ratio * available_memory) / PAGE_SIZE;  in domain_dirty_limits()
399 		bg_thresh += bg_thresh / 4 + global_wb_domain.dirty_limit / 32;  in domain_dirty_limits()
409 	if (bg_thresh >= thresh)  in domain_dirty_limits()
410 		bg_thresh = thresh / 2;  in domain_dirty_limits()
412 	dtc->bg_thresh = bg_thresh;  in domain_dirty_limits()
416 		trace_global_dirty_state(bg_thresh, thresh);  in domain_dirty_limits()
434 	*pbackground = gdtc.bg_thresh;  in global_dirty_limits()
821 					   unsigned long bg_thresh)  in dirty_freerun_ceiling()  argument
823 	return (thresh + bg_thresh) / 2;  in dirty_freerun_ceiling()
1074 	unsigned long freerun = dirty_freerun_ceiling(dtc->thresh, dtc->bg_thresh);  in wb_position_ratio()
1345 	unsigned long freerun = dirty_freerun_ceiling(dtc->thresh, dtc->bg_thresh);  in wb_update_dirty_ratelimit()
1689 		div_u64((u64)dtc->wb_thresh * dtc->bg_thresh, dtc->thresh) : 0;  in wb_dirty_limits()
1738 	unsigned long dirty, thresh, bg_thresh;  in domain_dirty_freerun()  local
1744 		bg_thresh = dtc->wb_bg_thresh;  in domain_dirty_freerun()
1748 		bg_thresh = dtc->bg_thresh;  in domain_dirty_freerun()
1750 	dtc->freerun = dirty <= dirty_freerun_ceiling(thresh, bg_thresh);  in domain_dirty_freerun()
1856 		if (!laptop_mode && nr_dirty > gdtc->bg_thresh &&  in balance_dirty_pages()
2131 	dtc->wb_bg_thresh = __wb_calc_thresh(dtc, dtc->bg_thresh);  in wb_bg_dirty_limits()
2142 	if (dtc->dirty > dtc->bg_thresh)  in domain_over_bg_thresh()