From: Yan, Zheng <zheng.z.yan@intel.com>
Date: Thu, 31 Oct 2013 01:10:47 +0000 (+0800)
Subject: ceph: wake up 'safe' waiters when unregistering request
X-Git-Tag: v3.2.55~51
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=f4ca736c52df0cff20c52415e313bdf77f5631d0;p=pandora-kernel.git

ceph: wake up 'safe' waiters when unregistering request

commit fc55d2c9448b34218ca58733a6f51fbede09575b upstream.

We also need to wake up 'safe' waiters if error occurs or request
aborted. Otherwise sync(2)/fsync(2) may hang forever.

Signed-off-by: Yan, Zheng <zheng.z.yan@intel.com>
Signed-off-by: Sage Weil <sage@inktank.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Ben Hutchings <ben@decadent.org.uk>
---

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