rbd: combine rbd sync watch/unwatch functions
authorAlex Elder <elder@inktank.com>
Wed, 14 Nov 2012 03:11:15 +0000 (21:11 -0600)
committerAlex Elder <elder@inktank.com>
Thu, 17 Jan 2013 22:34:58 +0000 (16:34 -0600)
The rbd_req_sync_watch() and rbd_req_sync_unwatch() functions are
nearly identical.  Combine them into a single function with a flag
indicating whether a watch is to be initiated or torn down.

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

Simple merge