lkml.org 
[lkml]   [2011]   [Jun]   [22]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: [PATCH x86 kvm] Fix register corruption in pvclock_scale_delta
On 06/22/2011 12:35 PM, Ian Campbell wrote:
> On Sun, 2011-06-19 at 15:44 +0300, Avi Kivity wrote:
> > On 06/16/2011 06:50 AM, Zachary Amsden wrote:
> > > The 128-bit multiply in pvclock.h was missing an output constraint for
> > > EDX which caused a register corruption to appear.
>
> Was there any particular symptom associated with corruption at that
> particular point or just general badness?
>

Time went backwards and forwards as vcpus were migrated across cpus.

The problem was in the host, not the guest, so Xen should not be affected.

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



\
 
 \ /
  Last update: 2011-06-22 11:43    [W:0.050 / U:4.056 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site