From: Slava Pestov <sp@daterainc.com>
Date: Tue, 20 May 2014 19:20:28 +0000 (-0700)
Subject: bcache: fix crash on shutdown in passthrough mode
X-Git-Tag: cleanup-for-v3.18~33^2^2~16
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=a664d0f05a2ec02c8f042db536d84d15d6e19e81;p=pandora-kernel.git

bcache: fix crash on shutdown in passthrough mode

We never started the writeback thread in this case, so don't stop it.
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