[Qemu-devel] Re: [PATCH] qemu/virtio: move features to an inline function

[Anthony Liguori]

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.

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

Regards,

Anthony Liguori

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