From: Sage Weil <sage@inktank.com>
Date: Mon, 30 Jul 2012 23:21:40 +0000 (-0700)
Subject: libceph: protect ceph_con_open() with mutex
X-Git-Tag: v3.6-rc1~36^2~50
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=5469155f2bc83bb2c88b0a0370c3d54d87eed06e;p=pandora-kernel.git

libceph: protect ceph_con_open() with mutex

Take the con mutex while we are initiating a ceph open.  This is necessary
because the may have previously been in use and then closed, which could
result in a racing workqueue running con_work().

Signed-off-by: Sage Weil <sage@inktank.com>
Reviewed-by: Yehuda Sadeh <yehuda@inktank.com>
Reviewed-by: Alex Elder <elder@inktank.com>
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