Re: [Qemu-devel] [patch uq/master 0/8] port qemu-kvm's MCE support

Marcelo Tosatti
2010-10-05T20:26:52Z

On Tue, Oct 05, 2010 at 11:58:13AM -0700, Chris Wright wrote:
> * Andreas Färber (andreas.faerber@web.de) wrote:
> > Am 04.10.2010 um 20:54 schrieb Marcelo Tosatti:
> >
> > I assume something went wrong with your cover letter here. It
> > would've been nice to see MCE spelled out or summarized for those of
> > us that don't speak x86.

Sorry about that. Will improve on next submission.

> It would help. The acronym is Machine Check Exception. The patchset
> should allow (on newer Intel x86 hw with a newer linux kernel) a class of
> memory errors delivered to the host OS as MCEs to be propagated to the
> guest OS. Without the patchset, the qemu process assoicated with the
> memory where the error took place would be killed. With the patchset,
> qemu can propagate the error into the guest and allow the guest to kill
> only the process within the guest that is assocated with the memory error.
> --

Thanks Chris.