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From: "Michael S. Tsirkin" <mst@redhat.com>
To: Anthony Liguori <anthony@codemonkey.ws>
Cc: avi@redhat.com, rusty@rustcorp.com.au, qemu-devel@nongnu.org,
	virtualization@lists.linux-foundation.org
Subject: Re: [Qemu-devel] Re: [PATCH] qemu/virtio: move features to an inline function
Date: Thu, 13 Aug 2009 09:15:22 +0300	[thread overview]
Message-ID: <20090813061522.GD3029@redhat.com> (raw)
In-Reply-To: <4A83157C.9040009@codemonkey.ws>

On Wed, Aug 12, 2009 at 02:18:20PM -0500, Anthony Liguori wrote:
> Michael S. Tsirkin wrote:
>> On
>>   
>>> Why bother switching to userspace for migration?  Can't you just have 
>>>  get/set ioctls for the state?
>>>     
>>
>> I have these. But live migration requires dirty page logging.
>> I do not want to implement it in kernel.
>>   
>
> Is it really that difficult?  I think it would be better to just do that.

The idea is if it can be in userspace, let's keep it there.

> I wonder though if mmu notifiers can be used to make it transparent...

Maybe they can, but that decision belongs to KVM.
Avi, what do you think?

> Regards,
>
> Anthony Liguori
>
>>> Regards,
>>>
>>> Anthony Liguori
>>>
>>>     

  reply	other threads:[~2009-08-13  6:16 UTC|newest]

Thread overview: 15+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2009-08-10 19:28 [Qemu-devel] [PATCH] qemu/virtio: move features to an inline function Michael S. Tsirkin
2009-08-10 19:37 ` [Qemu-devel] " Anthony Liguori
2009-08-10 19:47   ` Michael S. Tsirkin
2009-08-10 20:33     ` Anthony Liguori
2009-08-10 22:19       ` Michael S. Tsirkin
2009-08-10 22:35         ` Anthony Liguori
2009-08-11  8:48           ` Michael S. Tsirkin
2009-08-11 13:15             ` Anthony Liguori
2009-08-11 13:43               ` Michael S. Tsirkin
2009-08-11 16:08                 ` Anthony Liguori
2009-08-11 16:25                   ` Michael S. Tsirkin
2009-08-12 19:18                     ` Anthony Liguori
2009-08-13  6:15                       ` Michael S. Tsirkin [this message]
2009-08-13  9:28                         ` Avi Kivity
2009-08-13  9:51                           ` Michael S. Tsirkin

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