160 			 const struct blkg_rwstat *rwstat);
464 static inline void blkg_rwstat_init(struct blkg_rwstat *rwstat)  in blkg_rwstat_init()  argument
466 	u64_stats_init(&rwstat->syncp);  in blkg_rwstat_init()
478 static inline void blkg_rwstat_add(struct blkg_rwstat *rwstat,  in blkg_rwstat_add()  argument
481 	u64_stats_update_begin(&rwstat->syncp);  in blkg_rwstat_add()
484 		rwstat->cnt[BLKG_RWSTAT_WRITE] += val;  in blkg_rwstat_add()
486 		rwstat->cnt[BLKG_RWSTAT_READ] += val;  in blkg_rwstat_add()
488 		rwstat->cnt[BLKG_RWSTAT_SYNC] += val;  in blkg_rwstat_add()
490 		rwstat->cnt[BLKG_RWSTAT_ASYNC] += val;  in blkg_rwstat_add()
492 	u64_stats_update_end(&rwstat->syncp);  in blkg_rwstat_add()
503 static inline struct blkg_rwstat blkg_rwstat_read(struct blkg_rwstat *rwstat)  in blkg_rwstat_read()  argument
509 		start = u64_stats_fetch_begin_irq(&rwstat->syncp);  in blkg_rwstat_read()
510 		tmp = *rwstat;  in blkg_rwstat_read()
511 	} while (u64_stats_fetch_retry_irq(&rwstat->syncp, start));  in blkg_rwstat_read()
524 static inline uint64_t blkg_rwstat_total(struct blkg_rwstat *rwstat)  in blkg_rwstat_total()  argument
526 	struct blkg_rwstat tmp = blkg_rwstat_read(rwstat);  in blkg_rwstat_total()
535 static inline void blkg_rwstat_reset(struct blkg_rwstat *rwstat)  in blkg_rwstat_reset()  argument
537 	memset(rwstat->cnt, 0, sizeof(rwstat->cnt));  in blkg_rwstat_reset()