Re: [Qemu-devel] [PATCH] Use Aff1 with mpidr

[Peter Maydell]

On 2 June 2015 at 16:32, Igor Mammedov <address@hidden> wrote:
> On Fri, 29 May 2015 16:41:01 +0300
> Pavel Fedin <address@hidden> wrote:
>
>>  Hello!
>>
>> > Well KVM side should be fixed instead of driving us along wrong route.
>>
>>  It can be fixed... Perhaps... If kernel developers acknowledge this is a 
>> problem, which
>> might not happen.
>>  But still we will have older kernels, and what? Don't you want 64-bit ARM 
>> KVM work on
>> them?
> I think arm target is not counted as stable  yet, so we don't have to keep
> compatibility layer yet.

We don't want to break running KVM on older kernels on ARM.
It's OK if an older kernel means you don't get access to shiny
new features (like GICv3 support, maybe), but QEMU binaries
and configurations that used to work on those kernels should
continue to work on those kernels.

thanks
-- PMM