On Mon, Jul 26 2021, Srivatsa Vaddagiri <[email protected]> wrote:
>> > +indicated by a read of \field{Status} returning 0. Such a device MUST also
>> > fail to accept
>> > +FEATURES_OK bit if driver does not negotiate VIRTIO_F_MMIO_RESET_WAIT.
>>
>> So, this basically means that an older driver that does not know the new
>> feature bit will not work with devices offering this bit, even if it did
>> poll? This seems acceptable, I just wanted to spell it out.
>
> Yes I believe that's the desired result. Device has no way to know if driver
> will poll for reset completion or not unless it accepts the feature.
> Are you suggesting we explicitly put in some text in spec to that
> effect?
Not sure whether it is needed (do others have an opinion?), but probably
not.
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