[Qemu-devel] Re: [PATCH 4/4] KVM: Rework of guest debug state writing

[Marcelo Tosatti]

On Wed, Feb 03, 2010 at 10:29:45PM +0100, Jan Kiszka wrote:
> So far we synchronized any dirty VCPU state back into the kernel before
> updating the guest debug state. This was a tribute to a deficit in x86
> kernels before 2.6.33. But as this is an arch-dependent issue, it is
> better handle in the x86 part of KVM and remove the writeback point for
> generic code.

Jan,

This patch breaks migration.