From 9974fa2c6a7d470ca3c201fe7dbac64bf4dd8d2a Mon Sep 17 00:00:00 2001
From: Mike Snitzer <snitzer@redhat.com>
Date: Fri, 28 Feb 2014 15:33:43 +0100
Subject: dm table: add dm_table_run_md_queue_async

Introduce dm_table_run_md_queue_async() to run the request_queue of the
mapped_device associated with a request-based DM table.

Also add dm_md_get_queue() wrapper to extract the request_queue from a
mapped_device.

Signed-off-by: Mike Snitzer <snitzer@redhat.com>
Signed-off-by: Hannes Reinecke <hare@suse.de>
Reviewed-by: Jun'ichi Nomura <j-nomura@ce.jp.nec.com>
---
 drivers/md/dm.c | 5 +++++
 1 file changed, 5 insertions(+)

(limited to 'drivers/md/dm.c')

diff --git a/drivers/md/dm.c b/drivers/md/dm.c
index 6382213dbd88..455e64916498 100644
--- a/drivers/md/dm.c
+++ b/drivers/md/dm.c
@@ -468,6 +468,11 @@ sector_t dm_get_size(struct mapped_device *md)
 	return get_capacity(md->disk);
 }
 
+struct request_queue *dm_get_md_queue(struct mapped_device *md)
+{
+	return md->queue;
+}
+
 struct dm_stats *dm_get_stats(struct mapped_device *md)
 {
 	return &md->stats;
-- 
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