[meta-virtualization] Does the meta-virtualization layer support building kvm on aarch64 archiecture?

[Peter Smith]

Thanks very much for the clarifications guys, I will continue to research
and feed back as time allows.

Best Regards
Peter


On Wed, 15 May 2019 at 15:22, Bruce Ashfield <bruce.ashfield at gmail.com>
wrote:

>
>
> On Wed, May 15, 2019 at 6:24 AM Mark Hatle <mark.hatle at windriver.com>
> wrote:
>
>> On 5/15/19 12:21 PM, Peter Smith wrote:
>> > I have been experimenting with using kvm on aarch64 based SoC's and
>> after
>> > studying the contents of the meta-virtualization layer I came to the
>> conclusion
>> > (maybe wrongly) that the layer does not provide full support for
>> building a kvm
>> > kernel on aarch64.
>>
>> I know people have done this in the past.  So unless Bruce or someone
>> says it's
>> specifically not designed to do that.  I would expect it should work, and
>> if it
>> doesn't...
>>
>
> That's correct. The layer is designed to support aarch64 virtualization
> (and definitely containers), but chances are that a lot of that aarch64
> virtualization is currently using Xen. So depending on what you are
> building, it may be a less tested path.
>
>
>
>>
>> > For example the enabling kernel configurations appear to currently be
>> incorrect.
>>
>> ...this sounds like a bug.  So if you have ideas how to resolve it, then
>> please
>> bring them up to the list.  (Even better if you have a patch.)
>>
>>
> Agreed. I only just got a platform that should be capable of running 64
> bit ARM virtualization, so bug reports and patches would be great.
>
>
>
>> > I would appreciate it if someone with greater knowledge than me could
>> put me
>> > straight.
>>
>> meta-virtualization is intended to be a general purpose virtualization
>> enabling
>> layer.  It is used pretty heavily on IA machines, just because a lot of
>> virtualization is being done on that architecture.  But as long as the
>> architecture itself supports the virtualization aspects, I'm not aware of
>> any
>> reason that fixes for those architectures wouldn't be allowed.
>>
>
> Confirmed. They are allowed, and may just need some tweaking. IF something
> isn't allowed, we've masked the recipe and you'll get a clear error message
> about the lack of support.
>
> Bruce
>
>
>
>>
>> --Mark
>>
>> >
>> > Thanks in advance.
>> > Peter
>> >
>>
>> --
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>> meta-virtualization at yoctoproject.org
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>>
>
>
> --
> - Thou shalt not follow the NULL pointer, for chaos and madness await thee
> at its end
> - "Use the force Harry" - Gandalf, Star Trek II
>
>
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