Re: [PATCH] x86, nmi: workaround sti; hlt race vs nmi; intr

From: Avi Kivity
Date: Tue Sep 28 2010 - 12:30:38 EST


On 09/28/2010 05:34 PM, H. Peter Anvin wrote:
On 09/28/2010 01:50 AM, Avi Kivity wrote:
>
> Personally I think the safer route is to take the patch. There are
> other processors besides Intel and AMD and we can't test all of them,
> not to mention various emulators and virtual machine monitors out there.
>

Speaking for the smoltering crater that used to be *Transmeta*, I'm
(from memory) quite certain they blocked NMI and that this was
intentional behavior.


We'll need:

- Intel
- AMD
- Geode
- Via
- kvm (currently no, but plan to)
- qemu
- vmware
- others?

It should be relatively simple to write a small test case to test this.

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

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