Re: [Qemu-devel] [PATCH v2 0/2] Fix real mode guest live migration

[Juan Quintela]

Orit Wasserman <address@hidden> wrote:
> Older KVM versions save CS dpl value to an invalid value for real mode guests
> (0x3). This caused migration to fail from older KVM on host without 
> unrestricted guest to hosts with restricted guest support with "kvm: 
> unhandled exit 80000021".
> For example migration from a Penryn host (with kernel 2.6.32) to
> a Westmere host (for real mode guest) 
>
> This series fixing it both in the destination and source QEMU.
>
> Changes from v1:
>   Fix typos and style
>
> Orit Wasserman (2):
>   Fix real mode guest migration
>   Fix real mode guest segments dpl value in savevm
>
>  target-i386/machine.c | 36 ++++++++++++++++++++++++++++++++++++
>  1 file changed, 36 insertions(+)

Reviewed-by: Juan Quintela <address@hidden>