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linux-2.6
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rbd: call rbd_init_disk() sooner 

Call rbd_init_disk() from rbd_add() as soon as we have the major
device number for the mapping.

Signed-off-by: Alex Elder <elder@inktank.com>
Reviewed-by: Josh Durgin <josh.durgin@inktank.com>
This commit is contained in:
Alex Elder 2012-08-29 17:11:07 -05:00
parent 85ae892675
commit 0f308a3188
1 changed files with 9 additions and 7 deletions
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16
drivers/block/rbd.c
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@ -2623,10 +2623,16 @@ static ssize_t rbd_add(struct bus_type *bus,
goto err_out_id;
rbd_dev->major = rc;
rc = rbd_bus_add_dev(rbd_dev);
/* Set up the blkdev mapping. */
rc = rbd_init_disk(rbd_dev);
if (rc)
goto err_out_blkdev;
rc = rbd_bus_add_dev(rbd_dev);
if (rc)
goto err_out_disk;
/*
* At this point cleanup in the event of an error is the job
* of the sysfs code (initiated by rbd_bus_del_dev()).
@ -2638,12 +2644,6 @@ static ssize_t rbd_add(struct bus_type *bus,
if (rc)
goto err_out_bus;
/* Set up the blkdev mapping. */
rc = rbd_init_disk(rbd_dev);
if (rc)
goto err_out_bus;
/* Everything's ready. Announce the disk to the world. */
set_capacity(rbd_dev->disk, rbd_dev->mapping.size / SECTOR_SIZE);
@ -2664,6 +2664,8 @@ err_out_bus:
kfree(options);
return rc;
err_out_disk:
rbd_free_disk(rbd_dev);
err_out_blkdev:
unregister_blkdev(rbd_dev->major, rbd_dev->name);
err_out_id: