void blk_mq_flush_busy_ctxs(struct blk_mq_hw_ctx *hctx, struct list_head *list);
struct request *blk_mq_dequeue_from_ctx(struct blk_mq_hw_ctx *hctx,
struct blk_mq_ctx *start);
+void blk_mq_put_rq_ref(struct request *rq);
/*
* Internal helpers for allocating/freeing the request map
__blk_mq_put_driver_tag(rq->mq_hctx, rq);
}
+bool blk_mq_get_driver_tag(struct request *rq);
+
static inline void blk_mq_clear_mq_map(struct blk_mq_queue_map *qmap)
{
int cpu;
return NULL;
}
+/* Free all requests on the list */
+static inline void blk_mq_free_requests(struct list_head *list)
+{
+ while (!list_empty(list)) {
+ struct request *rq = list_entry_rq(list->next);
+
+ list_del_init(&rq->queuelist);
+ blk_mq_free_request(rq);
+ }
+}
+
/*
* For shared tag users, we track the number of currently active users
* and attempt to provide a fair share of the tag depth for each of them.