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>
parent
a53aab64
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