626 			struct blkg_iostat_set *bis =  in blkcg_reset_stats()  local
628 			memset(bis, 0, sizeof(*bis));  in blkcg_reset_stats()
631 			u64_stats_init(&bis->sync);  in blkcg_reset_stats()
632 			bis->blkg = blkg;  in blkcg_reset_stats()
1094 	struct blkg_iostat_set *bis = &blkg->iostat;  in blkcg_print_one_stat()  local
1110 		seq = u64_stats_fetch_begin(&bis->sync);  in blkcg_print_one_stat()
1112 		rbytes = bis->cur.bytes[BLKG_IOSTAT_READ];  in blkcg_print_one_stat()
1113 		wbytes = bis->cur.bytes[BLKG_IOSTAT_WRITE];  in blkcg_print_one_stat()
1114 		dbytes = bis->cur.bytes[BLKG_IOSTAT_DISCARD];  in blkcg_print_one_stat()
1115 		rios = bis->cur.ios[BLKG_IOSTAT_READ];  in blkcg_print_one_stat()
1116 		wios = bis->cur.ios[BLKG_IOSTAT_WRITE];  in blkcg_print_one_stat()
1117 		dios = bis->cur.ios[BLKG_IOSTAT_DISCARD];  in blkcg_print_one_stat()
1118 	} while (u64_stats_fetch_retry(&bis->sync, seq));  in blkcg_print_one_stat()
2092 	struct blkg_iostat_set *bis;  in blk_cgroup_bio_start()  local
2103 	bis = per_cpu_ptr(bio->bi_blkg->iostat_cpu, cpu);  in blk_cgroup_bio_start()
2104 	flags = u64_stats_update_begin_irqsave(&bis->sync);  in blk_cgroup_bio_start()
2112 		bis->cur.bytes[rwd] += bio->bi_iter.bi_size;  in blk_cgroup_bio_start()
2114 	bis->cur.ios[rwd]++;  in blk_cgroup_bio_start()
2120 	if (!READ_ONCE(bis->lqueued)) {  in blk_cgroup_bio_start()
2123 		llist_add(&bis->lnode, lhead);  in blk_cgroup_bio_start()
2124 		WRITE_ONCE(bis->lqueued, true);  in blk_cgroup_bio_start()
2127 	u64_stats_update_end_irqrestore(&bis->sync, flags);  in blk_cgroup_bio_start()