diff options
Diffstat (limited to 'block/blk-stat.h')
| -rw-r--r-- | block/blk-stat.h | 11 |
1 files changed, 8 insertions, 3 deletions
diff --git a/block/blk-stat.h b/block/blk-stat.h index 5d7f18ba436d..cc5b66e7ee60 100644 --- a/block/blk-stat.h +++ b/block/blk-stat.h @@ -17,7 +17,7 @@ * timer fires, @cpu_stat is flushed to @stat and @timer_fn is invoked. */ struct blk_stat_callback { - /* + /** * @list: RCU list of callbacks for a &struct request_queue. */ struct list_head list; @@ -50,7 +50,7 @@ struct blk_stat_callback { struct blk_rq_stat *stat; /** - * @fn: Callback function. + * @timer_fn: Callback function. */ void (*timer_fn)(struct blk_stat_callback *); @@ -59,6 +59,9 @@ struct blk_stat_callback { */ void *data; + /** + * @rcu: rcu list head + */ struct rcu_head rcu; }; @@ -126,6 +129,8 @@ void blk_stat_free_callback(struct blk_stat_callback *cb); * blk_stat_is_active() - Check if a block statistics callback is currently * gathering statistics. * @cb: The callback. + * + * Returns: %true iff the callback is active. */ static inline bool blk_stat_is_active(struct blk_stat_callback *cb) { @@ -148,7 +153,7 @@ static inline void blk_stat_activate_nsecs(struct blk_stat_callback *cb, static inline void blk_stat_deactivate(struct blk_stat_callback *cb) { - del_timer_sync(&cb->timer); + timer_delete_sync(&cb->timer); } /** |