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SubjectRe: [RFC PATCH 00/17] virtual-bus
Herbert Xu wrote:
> On Thu, Apr 02, 2009 at 09:46:49AM +0300, Avi Kivity wrote:
>
>> I don't understand this. If we had good interfaces, all that userspace
>> would do is translate guest physical addresses to host physical
>> addresses, and translate the guest->host protocol to host API calls. I
>> don't see anything there that benefits from being in the kernel.
>>
>> Can you elaborate?
>>
>
> I think Greg has expressed it clearly enough.
>
> At the end of the day, the numbers speak for themselves. So if
> and when there's a user-space version that achieves the same or
> better results, then I will change my mind :)
>

Like Anthony said, the problem is with the kernel->user interfaces. We
won't have a good user space virtio implementation until that is fixed.

--
error compiling committee.c: too many arguments to function



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