From mboxrd@z Thu Jan  1 00:00:00 1970
From: Keir Fraser <keir.xen@gmail.com>
Subject: Re: [PATCH 2/6] xen/hvm kexec: unregister shutdown+sysrq
	watches during reboot
Date: Thu, 28 Jul 2011 15:13:10 +0100
Message-ID: <CA572D06.1EB2F%keir.xen@gmail.com>
References: <20110728140710.GA28817@aepfle.de>
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To: Olaf Hering <olaf@aepfle.de>, Ian Campbell <Ian.Campbell@citrix.com>
Cc: "xen-devel@lists.xensource.com" <xen-devel@lists.xensource.com>, Jan Beulich <JBeulich@novell.com>
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On 28/07/2011 15:07, "Olaf Hering" <olaf@aepfle.de> wrote:

> On Thu, Jul 28, Ian Campbell wrote:
> 
>>> Are you suggesting that there have to be ways for a domU to query the
>>> state of its registered watches and shut them all down during very early
>>> boot?
>> 
>> Perhaps the xenstore protocol could be enhanced with a mechanism to
>> clear all existing watches? A kernel could call that at start of day.
> 
> I poked around in the xenstore sources, there is appearently nothing
> that can be used to shutdown all. Or would calling XS_RELEASE do the trick?

XS_INTRODUCE

 K.

> Olaf
> 
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