diff --git a/block/blk-stat.c b/block/blk-stat.c index 6c2f40940439c5b50a6aad0c0a560e8a2b2bf08b..c52356d90fe3854f05faebda241707a1b112a543 100644 --- a/block/blk-stat.c +++ b/block/blk-stat.c @@ -96,13 +96,16 @@ void blk_stat_add(struct request *rq) rcu_read_lock(); list_for_each_entry_rcu(cb, &q->stats->callbacks, list) { - if (blk_stat_is_active(cb)) { - bucket = cb->bucket_fn(rq); - if (bucket < 0) - continue; - stat = &this_cpu_ptr(cb->cpu_stat)[bucket]; - __blk_stat_add(stat, value); - } + if (!blk_stat_is_active(cb)) + continue; + + bucket = cb->bucket_fn(rq); + if (bucket < 0) + continue; + + stat = &get_cpu_ptr(cb->cpu_stat)[bucket]; + __blk_stat_add(stat, value); + put_cpu_ptr(cb->cpu_stat); } rcu_read_unlock(); }