65 static inline bool valid_type(enum misc_res_type type)  in valid_type()  argument
67 	return type >= 0 && type < MISC_CG_RES_TYPES;  in valid_type()
77 unsigned long misc_cg_res_total_usage(enum misc_res_type type)  in misc_cg_res_total_usage()  argument
79 	if (valid_type(type))  in misc_cg_res_total_usage()
80 		return atomic_long_read(&root_cg.res[type].usage);  in misc_cg_res_total_usage()
98 int misc_cg_set_capacity(enum misc_res_type type, unsigned long capacity)  in misc_cg_set_capacity()  argument
100 	if (!valid_type(type))  in misc_cg_set_capacity()
103 	WRITE_ONCE(misc_res_capacity[type], capacity);  in misc_cg_set_capacity()
116 static void misc_cg_cancel_charge(enum misc_res_type type, struct misc_cg *cg,  in misc_cg_cancel_charge()  argument
119 	WARN_ONCE(atomic_long_add_negative(-amount, &cg->res[type].usage),  in misc_cg_cancel_charge()
121 		  misc_res_name[type]);  in misc_cg_cancel_charge()
140 int misc_cg_try_charge(enum misc_res_type type, struct misc_cg *cg,  in misc_cg_try_charge()  argument
148 	if (!(valid_type(type) && cg && READ_ONCE(misc_res_capacity[type])))  in misc_cg_try_charge()
155 		res = &i->res[type];  in misc_cg_try_charge()
159 		    new_usage > READ_ONCE(misc_res_capacity[type])) {  in misc_cg_try_charge()
168 		atomic_long_inc(&j->res[type].events);  in misc_cg_try_charge()
173 		misc_cg_cancel_charge(type, j, amount);  in misc_cg_try_charge()
174 	misc_cg_cancel_charge(type, i, amount);  in misc_cg_try_charge()
187 void misc_cg_uncharge(enum misc_res_type type, struct misc_cg *cg,  in misc_cg_uncharge()  argument
192 	if (!(amount && valid_type(type) && cg))  in misc_cg_uncharge()
196 		misc_cg_cancel_charge(type, i, amount);  in misc_cg_uncharge()
252 	enum misc_res_type type = MISC_CG_RES_TYPES;  in misc_cg_max_write()  local
263 			type = i;  in misc_cg_max_write()
268 	if (type == MISC_CG_RES_TYPES)  in misc_cg_max_write()
281 	if (READ_ONCE(misc_res_capacity[type]))  in misc_cg_max_write()
282 		WRITE_ONCE(cg->res[type].max, max);  in misc_cg_max_write()