From: Andres Lagar-Cavilla <andres@lagarcavilla.com>
To: Vincent Hanquez <vincent.hanquez@eu.citrix.com>
Cc: "xen-devel@lists.xensource.com" <xen-devel@lists.xensource.com>,
Stefano Stabellini <Stefano.Stabellini@eu.citrix.com>
Subject: Re: [PATCH 09/14]: libxenlight, domain resume
Date: Tue, 01 Dec 2009 09:20:56 -0500 [thread overview]
Message-ID: <4B152648.3020007@lagarcavilla.com> (raw)
In-Reply-To: <20091201061822.GC15791@gwig.uk.xensource.com>
I know little of hvm. I believe the *right* approach is to parse an elf
note of the guest kernel. The hvm "kernel" is the hvmloader, so that
would render hvm non-cooperative. The caller will have to provide the
kernel path though, since we forget about it.
Andres
Vincent Hanquez wrote:
> On Mon, Nov 30, 2009 at 07:15:16PM +0000, Andres Lagar-Cavilla wrote:
>
>> Added libxenlight implementation for resume domain.
>> This brings back a domain from the shutdown state
>> after save, enabling checkpointing.
>>
>
> (I haven't looks at resume stuff for age ..)
>
> I think this only works if the domain is cooperative, if it isn't you need to a
> callback in the middle of the calls to do devices related unplugging/plugging.
>
> If that still true, I would prefer to have a
> "if (pv)" around the code since pv are always suppose to be cooperative
>
>
prev parent reply other threads:[~2009-12-01 14:20 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-11-30 19:15 [PATCH 09/14]: libxenlight, domain resume Andres Lagar-Cavilla
2009-12-01 6:18 ` Vincent Hanquez
2009-12-01 14:20 ` Andres Lagar-Cavilla [this message]
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