503 static inline int blkg_stat_init(struct blkg_stat *stat, gfp_t gfp)  in blkg_stat_init()  argument
507 	ret = percpu_counter_init(&stat->cpu_cnt, 0, gfp);  in blkg_stat_init()
511 	atomic64_set(&stat->aux_cnt, 0);  in blkg_stat_init()
515 static inline void blkg_stat_exit(struct blkg_stat *stat)  in blkg_stat_exit()  argument
517 	percpu_counter_destroy(&stat->cpu_cnt);  in blkg_stat_exit()
528 static inline void blkg_stat_add(struct blkg_stat *stat, uint64_t val)  in blkg_stat_add()  argument
530 	__percpu_counter_add(&stat->cpu_cnt, val, BLKG_STAT_CPU_BATCH);  in blkg_stat_add()
537 static inline uint64_t blkg_stat_read(struct blkg_stat *stat)  in blkg_stat_read()  argument
539 	return percpu_counter_sum_positive(&stat->cpu_cnt);  in blkg_stat_read()
546 static inline void blkg_stat_reset(struct blkg_stat *stat)  in blkg_stat_reset()  argument
548 	percpu_counter_set(&stat->cpu_cnt, 0);  in blkg_stat_reset()
549 	atomic64_set(&stat->aux_cnt, 0);  in blkg_stat_reset()