176 static struct dirty_throttle_control *mdtc_gdtc(struct dirty_throttle_control *mdtc)  in mdtc_gdtc()  argument
178 	return mdtc->gdtc;  in mdtc_gdtc()
230 static struct dirty_throttle_control *mdtc_gdtc(struct dirty_throttle_control *mdtc)  in mdtc_gdtc()  argument
853 static void mdtc_calc_avail(struct dirty_throttle_control *mdtc,  in mdtc_calc_avail()  argument
856 	struct dirty_throttle_control *gdtc = mdtc_gdtc(mdtc);  in mdtc_calc_avail()
857 	unsigned long clean = filepages - min(filepages, mdtc->dirty);  in mdtc_calc_avail()
861 	mdtc->avail = filepages + min(headroom, other_clean);  in mdtc_calc_avail()
953 	struct dirty_throttle_control mdtc = { MDTC_INIT(wb, &gdtc) };  in cgwb_calc_thresh()  local
956 	domain_dirty_avail(&mdtc, true);  in cgwb_calc_thresh()
957 	domain_dirty_limits(&mdtc);  in cgwb_calc_thresh()
959 	return __wb_calc_thresh(&mdtc, mdtc.thresh);  in cgwb_calc_thresh()
1510 				  struct dirty_throttle_control *mdtc,  in __wb_update_bandwidth()  argument
1539 		if (IS_ENABLED(CONFIG_CGROUP_WRITEBACK) && mdtc) {  in __wb_update_bandwidth()
1540 			domain_update_dirty_limit(mdtc, now);  in __wb_update_bandwidth()
1541 			wb_update_dirty_ratelimit(mdtc, dirtied, elapsed);  in __wb_update_bandwidth()
1836 	struct dirty_throttle_control * const mdtc = mdtc_valid(&mdtc_stor) ?  in balance_dirty_pages()  local
1858 		if (mdtc) {  in balance_dirty_pages()
1863 			balance_domain_limits(mdtc, strictlimit);  in balance_dirty_pages()
1883 		if (gdtc->freerun && (!mdtc || mdtc->freerun)) {  in balance_dirty_pages()
1893 			if (mdtc)  in balance_dirty_pages()
1894 				m_intv = domain_poll_intv(mdtc, strictlimit);  in balance_dirty_pages()
1914 		if (mdtc) {  in balance_dirty_pages()
1921 			balance_wb_limits(mdtc, strictlimit);  in balance_dirty_pages()
1922 			if (mdtc->freerun)  in balance_dirty_pages()
1924 			if (mdtc->pos_ratio < gdtc->pos_ratio)  in balance_dirty_pages()
1925 				sdtc = mdtc;  in balance_dirty_pages()
1929 				     (mdtc && mdtc->dirty_exceeded);  in balance_dirty_pages()
1932 			__wb_update_bandwidth(gdtc, mdtc, true);  in balance_dirty_pages()
2191 	struct dirty_throttle_control mdtc = { MDTC_INIT(wb, &gdtc) };  in wb_over_bg_thresh()  local
2196 	if (mdtc_valid(&mdtc))  in wb_over_bg_thresh()
2197 		return domain_over_bg_thresh(&mdtc);  in wb_over_bg_thresh()