Re: Another preempt folding issue?

From: Joerg Roedel
Date: Wed Feb 12 2014 - 06:12:19 EST


On Wed, Feb 12, 2014 at 11:40:17AM +0100, Borislav Petkov wrote:
> Also what I'm wondering about and what's not clear from Stefan's reply
> is whether this is purely a 32-bit issue, i.e. a 32-bit host running a
> 64-bit qemu running a 32-bit iso or what is it?
>
> Or do we have reports for both 32-bit and 64-bit hosts?

As I understand it, the problem reproduces only on a 32bit host, which
also limits the guests to 32bit, at least when ran with KVM. This is
true even if a x86-64 qemu is used. This is also independent on whether
the host-cpu supports 64bit or not.


Joerg


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