commit b536f69a3a589113992c32982bf2981c8225c9da
author Alex Elder <elder@inktank.com> Sun Apr 28 23:32:34 2013 -0500
committer Sage Weil <sage@inktank.com> Wed May 01 21:20:07 2013 -0700
tree 389599582a07f0e268a0ad4a755027aa1c8319fa
parent 8ad42cd0c002fa278f6d0135e22fcb188e400a28

rbd: set up devices only for mapped images

Stop setting up Linux devices during the image probe operation.
Instead, set up the devices as a separate step after the image
probe, in rbd_add().

A consequence of this is that only mapped images get devices
assigned to them, which is pretty sweet.

This resolves:
    http://tracker.ceph.com/issues/4774

Signed-off-by: Alex Elder <elder@inktank.com>
Reviewed-by: Josh Durgin <josh.durgin@inktank.com>