From e0e3271074e1ebd0b80a912a457ce03c971bcd66 Mon Sep 17 00:00:00 2001
From: Sage Weil <sage@newdream.net>
Date: Mon, 21 Dec 2009 21:04:26 -0800
Subject: [PATCH] ceph: only unregister registered bdi

Signed-off-by: Sage Weil <sage@newdream.net>
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Reading git-format-patch failed