]> git.kernelconcepts.de Git - karo-tx-linux.git/commit
rbd: add reference counting to rbd_spec
authorAlex Elder <elder@inktank.com>
Fri, 26 Oct 2012 22:25:24 +0000 (17:25 -0500)
committerAlex Elder <elder@inktank.com>
Thu, 1 Nov 2012 12:55:41 +0000 (07:55 -0500)
commit8b8fb99c5c93a0bdfe7b0c0c9fd2d41a3244555e
tree2d94f2e8a322f80c4f1a3e98d353c8c13f6dd082
parent0d7dbfce9d6e3a57a6946fadf7f92b1792b8acc0
rbd: add reference counting to rbd_spec

With layered images we'll share rbd_spec structures, so add a
reference count to it.  It neatens up some code also.

A silly get/put pair is added to the alloc routine just to avoid
"defined but not used" warnings.  It will go away soon.

Signed-off-by: Alex Elder <elder@inktank.com>
Reviewed-by: Josh Durgin <josh.durgin@inktank.com>
drivers/block/rbd.c