blk-mq: export helpers
blk_mq_finish_request() is required for schedulers that define their own
put_request(). blk_mq_run_hw_queue() is required for schedulers that
hold back requests to be run later.
Signed-off-by: Omar Sandoval <osandov@fb.com>
Signed-off-by: Jens Axboe <axboe@fb.com>
diff --git a/block/blk-mq.c b/block/blk-mq.c
index e536dac..7138cd9 100644
--- a/block/blk-mq.c
+++ b/block/blk-mq.c
@@ -368,6 +368,7 @@
{
blk_mq_finish_hctx_request(blk_mq_map_queue(rq->q, rq->mq_ctx->cpu), rq);
}
+EXPORT_SYMBOL_GPL(blk_mq_finish_request);
void blk_mq_free_request(struct request *rq)
{
@@ -1183,6 +1184,7 @@
{
__blk_mq_delay_run_hw_queue(hctx, async, 0);
}
+EXPORT_SYMBOL(blk_mq_run_hw_queue);
void blk_mq_run_hw_queues(struct request_queue *q, bool async)
{
diff --git a/include/linux/blk-mq.h b/include/linux/blk-mq.h
index b90c3d5..d75de61 100644
--- a/include/linux/blk-mq.h
+++ b/include/linux/blk-mq.h
@@ -238,6 +238,7 @@
void blk_mq_start_stopped_hw_queue(struct blk_mq_hw_ctx *hctx, bool async);
void blk_mq_start_stopped_hw_queues(struct request_queue *q, bool async);
void blk_mq_delay_run_hw_queue(struct blk_mq_hw_ctx *hctx, unsigned long msecs);
+void blk_mq_run_hw_queue(struct blk_mq_hw_ctx *hctx, bool async);
void blk_mq_run_hw_queues(struct request_queue *q, bool async);
void blk_mq_delay_queue(struct blk_mq_hw_ctx *hctx, unsigned long msecs);
void blk_mq_tagset_busy_iter(struct blk_mq_tag_set *tagset,