Re: amd64: does it ever work? ;)

Michael Tokarev
2008-02-11T08:36:16Z

Avi Kivity wrote:
> Amit Shah wrote:
>> On Sunday 10 February 2008 17:01:46 Avi Kivity wrote:
>>
>>> Michael Tokarev wrote:
>>>
>>>> Ok, I finally got it working.
>>>>
>>>> The problem was 32/64 bits issue. I'm so used to 64bits kernel and
>>>> 32bits userland - not a single thought occured to me that this might be
>>>> problematic of some sort. I was always trying 32bits kvm usermode tools
>>>> with 64bits kernels. Now I booted a 32bits kernel, and it finally
>>>> worked. Oh well.
>>>>
>>> Actually this is intended to work. I'll look into it.
>>>
>> I think he means a 64-bit kernel in the guest with 32-bit userspace in
>> guest -- that won't work.

I first tried 64bit HOST kernel and 32bit host userspace. It didn't matter
what to use as guest - it doesn't even try to boot.

Speaking of 64bit host, 64bit guest kernel and 32bit guest userland - it
just works.

/mjt