lkml.org 
[lkml]   [2018]   [Jan]   [31]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: [RFC,05/10] x86/speculation: Add basic IBRS support infrastructure
* Borislav Petkov (bp@suse.de) wrote:
> On Wed, Jan 31, 2018 at 11:04:07AM +0000, Dr. David Alan Gilbert wrote:
> > That half is the easy bit, we've already got that (thanks to Eduardo),
> > QEMU has -IBRS variants of CPU types, so if you start a VM with
> > -cpu Broadwell-IBRS
>
> Eww, a CPU model with a specific feature bit. I hope you guys don't add
> a model like that for every CPU feature.

Indeed, it's only for this weird case where you suddenly need to change
it.

Dave

> --
> Regards/Gruss,
> Boris.
>
> SUSE Linux GmbH, GF: Felix Imendörffer, Jane Smithard, Graham Norton, HRB 21284 (AG Nürnberg)
> --
--
Dr. David Alan Gilbert / dgilbert@redhat.com / Manchester, UK

\
 
 \ /
  Last update: 2018-01-31 13:31    [W:0.127 / U:0.780 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site