Re: [Qemu-devel] cpuid problem in upstream qemu with kvm

[Anthony Liguori]

Avi Kivity wrote:
> Maybe we should make -cpu host the default.  That will give the best 
> performance for casual users, more testing for newer features, and 
> will force management apps to treat migration much more seriously.  
> The downside is that casual users upgrading their machines might 
> experience issues with Windows.  Feature compatibility is not just 
> about migration.

Yes, I'd much rather do this than mucking with vendor_id.  If we're 
going to give up on cross vendor migration by default, I think we should 
go for best performance.

Regards,

Anthony Liguori