100 static void misc_cg_cancel_charge(enum misc_res_type type, struct misc_cg *cg,  in misc_cg_cancel_charge()  argument
103 	WARN_ONCE(atomic64_add_negative(-amount, &cg->res[type].usage),  in misc_cg_cancel_charge()
121 static void misc_cg_event(enum misc_res_type type, struct misc_cg *cg)  in misc_cg_event()  argument
123 	atomic64_inc(&cg->res[type].events_local);  in misc_cg_event()
124 	cgroup_file_notify(&cg->events_local_file);  in misc_cg_event()
126 	for (; parent_misc(cg); cg = parent_misc(cg)) {  in misc_cg_event()
127 		atomic64_inc(&cg->res[type].events);  in misc_cg_event()
128 		cgroup_file_notify(&cg->events_file);  in misc_cg_event()
148 int misc_cg_try_charge(enum misc_res_type type, struct misc_cg *cg, u64 amount)  in misc_cg_try_charge()  argument
155 	if (!(valid_type(type) && cg && READ_ONCE(misc_res_capacity[type])))  in misc_cg_try_charge()
161 	for (i = cg; i; i = parent_misc(i)) {  in misc_cg_try_charge()
177 	for (j = cg; j != i; j = parent_misc(j))  in misc_cg_try_charge()
192 void misc_cg_uncharge(enum misc_res_type type, struct misc_cg *cg, u64 amount)  in misc_cg_uncharge()  argument
196 	if (!(amount && valid_type(type) && cg))  in misc_cg_uncharge()
199 	for (i = cg; i; i = parent_misc(i))  in misc_cg_uncharge()
215 	struct misc_cg *cg = css_misc(seq_css(sf));  in misc_cg_max_show()  local
220 			max = READ_ONCE(cg->res[i].max);  in misc_cg_max_show()
253 	struct misc_cg *cg;  in misc_cg_max_write()  local
283 	cg = css_misc(of_css(of));  in misc_cg_max_write()
286 		WRITE_ONCE(cg->res[type].max, max);  in misc_cg_max_write()
305 	struct misc_cg *cg = css_misc(seq_css(sf));  in misc_cg_current_show()  local
308 		usage = atomic64_read(&cg->res[i].usage);  in misc_cg_current_show()
328 	struct misc_cg *cg = css_misc(seq_css(sf));  in misc_cg_peak_show()  local
331 		watermark = atomic64_read(&cg->res[i].watermark);  in misc_cg_peak_show()
365 	struct misc_cg *cg = css_misc(seq_css(sf));  in __misc_events_show()  local
371 			events = atomic64_read(&cg->res[i].events_local);  in __misc_events_show()
373 			events = atomic64_read(&cg->res[i].events);  in __misc_events_show()
439 	struct misc_cg *cg;  in misc_cg_alloc()  local
442 		cg = &root_cg;  in misc_cg_alloc()
444 		cg = kzalloc(sizeof(*cg), GFP_KERNEL);  in misc_cg_alloc()
445 		if (!cg)  in misc_cg_alloc()
450 		WRITE_ONCE(cg->res[i].max, MAX_NUM);  in misc_cg_alloc()
451 		atomic64_set(&cg->res[i].usage, 0);  in misc_cg_alloc()
454 	return &cg->css;  in misc_cg_alloc()