From: Vitaly Kuznetsov <vkuznets@redhat.com>
Date: Thu, 6 Nov 2014 17:21:24 +0000 (+0100)
Subject: Drivers: hv: vss: Introduce timeout for communication with userspace
X-Git-Tag: omap-for-v3.20/drop-legacy-3517~81^2~26
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=649142074d86afebe0505431a93957505d244dd6;p=pandora-kernel.git

Drivers: hv: vss: Introduce timeout for communication with userspace

In contrast with KVP there is no timeout when communicating with
userspace VSS daemon. In case it gets stuck performing freeze/thaw
operation no message will be sent to the host so it will take very
long (around 10 minutes) before backup fails. Introduce 10 second
timeout using schedule_delayed_work().

Signed-off-by: Vitaly Kuznetsov <vkuznets@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---

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