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dm: various cleanups to md->queue initialization code

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Also, add dm_sysfs_init() error handling to dm_create().

Signed-off-by: Mike Snitzer <snitzer@redhat.com>
This commit is contained in:
Mike Snitzer
2018-01-12 09:32:21 -05:00
parent ac514ffc96
commit c12c9a3c38
3 changed files with 12 additions and 22 deletions
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2
drivers/md/dm-rq.c
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@@ -704,7 +704,6 @@ int dm_old_init_request_queue(struct mapped_device *md, struct dm_table *t)
/* disable dm_old_request_fn's merge heuristic by default */
md->seq_rq_merge_deadline_usecs = 0;
dm_init_normal_md_queue(md);
blk_queue_softirq_done(md->queue, dm_softirq_done);
/* Initialize the request-based DM worker thread */
@@ -814,7 +813,6 @@ int dm_mq_init_request_queue(struct mapped_device *md, struct dm_table *t)
err = PTR_ERR(q);
goto out_tag_set;
}
dm_init_md_queue(md);
/* backfill 'mq' sysfs registration normally done in blk_register_queue */
err = blk_mq_register_dev(disk_to_dev(md->disk), q);