tree 59c4b280aa92e9910670ee7fd274f21bc3659a04
parent 44ca18f2682eb1cfbed153849adedb79e3e19790
author Sage Weil <sage@newdream.net> 1266273475 -0800
committer Sage Weil <sage@newdream.net> 1266386469 -0800

ceph: use rbtree for snap_realms

Switch from radix tree to rbtree for snap realms.  This is much more
appropriate given that realm keys are few and far between.

Signed-off-by: Sage Weil <sage@newdream.net>