[Lguest] [patch 37/43] lguest: Virtio helper routines for a descriptor ringbuffer implementation
Avi Kivity
avi at qumranet.com
Tue Oct 2 16:02:33 EST 2007
Rusty Russell wrote:
> On Mon, 2007-10-01 at 14:13 +0200, Avi Kivity wrote:
>
>> Rusty Russell wrote:
>>
>>> Yes, but this is what lguest is for, to play without fixing an ABI. I
>>> fully expect incompatible tweaks before KVM causes the ABI to nail down.
>>>
>> I'm worried about users tearing down the "caution, experimental ABI,
>> will invalidate warranty" sticker from the package, selecting
>> CONFIG_EXPERIMENTAL, CONFIG_I_REALLY_MEAN_ITS_EXPERIMENTAL, and
>> CONFIG_I_DONT_CARE_IF_THIS_BLOWS_UP, not reading your blog, and running
>> 2.6.24 guests on top of 2.6.25 or vice versa.
>>
>> I want the module not to load instead of the guest blowing up.
>>
>
> Well, this is the guest side we're talking about. We can use some bogus
> vendor ID for the experimental devices so that they simply won't be
> found by the final drivers.
>
>
That works. Thanks!
--
Any sufficiently difficult bug is indistinguishable from a feature.
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