bfqq_group
bfqg_stats_set_start_group_wait_time(bfqg, bfqq_group(bfqq));
struct bfq_group *old_parent = bfqq_group(bfqq);
bfqg_stats_update_io_merged(bfqq_group(bfqq), next->cmd_flags);
bfqg_stats_update_io_remove(bfqq_group(next_bfqq),
struct rb_root *root = &bfqq_group(bfqq)->rq_pos_tree;
bfqg_stats_set_start_idle_time(bfqq_group(bfqq));
bfqg_stats_update_idle_time(bfqq_group(in_serv_queue));
struct bfq_group *bfqg = bfqq_group(bfqq);
struct bfq_group *bfqg = bfqq_group(bfqq);
depth = bfqg_to_blkg(bfqq_group(bfqq))->blkcg->css.cgroup->level + 1;
bfqg_stats_update_io_add(bfqq_group(bfqq), bfqq, cmd_flags);
bfqg_stats_update_idle_time(bfqq_group(bfqq));
bfqg_stats_update_completion(bfqq_group(bfqq),
bfqq->pos_root = &bfqq_group(bfqq)->rq_pos_tree;
struct bfq_group *bfqq_group(struct bfq_queue *bfqq);
struct bfq_group *bfqq_group(struct bfq_queue *bfqq);
&bfqg_to_blkg(bfqq_group(bfqq))->blkcg->css, \
if (!(bfqq_group(bfqq)->num_queues_with_pending_reqs++))
if (!(--bfqq_group(bfqq)->num_queues_with_pending_reqs))
bfqg_stats_update_dequeue(bfqq_group(bfqq));