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authorAlex Elder <elder@inktank.com>2012-08-29 17:11:07 -0500
committerAlex Elder <elder@inktank.com>2012-10-01 14:30:52 -0500
commit0f308a3188b37f36bc5a078f5fe039a41714476e (patch)
tree89a847eb16afdea9712f8fbbdf7086e57762baaf /drivers/block/rbd.c
parent85ae8926751db5e09b9a12ee44609ee9e74b7aad (diff)
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>
Diffstat (limited to 'drivers/block/rbd.c')
-rw-r--r--drivers/block/rbd.c16
1 files changed, 9 insertions, 7 deletions
diff --git a/drivers/block/rbd.c b/drivers/block/rbd.c
index 7a600ca2dbcf..27988045b48e 100644
--- a/drivers/block/rbd.c
+++ b/drivers/block/rbd.c
@@ -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: