Re: [Qemu-devel] [PATCH v3 0/3] s390x/kvm: implement new hardware/firmware features

[Cornelia Huck <cohuck@redhat.com>]

On Thu, 18 Jan 2018 14:31:50 +0100
Christian Ehrhardt <christian.ehrhardt@canonical.com> wrote:

> On Thu, Jan 18, 2018 at 2:15 PM, Cornelia Huck <cohuck@redhat.com> wrote:
> > On Thu, 18 Jan 2018 13:47:54 +0100
> > Christian Borntraeger <borntraeger@de.ibm.com> wrote:
> >  
> >> Have the x86 features been marked as stable? If the answer is yes,
> >> shall we mark these patches for stable as well?  
> >
> > Doesn't look like it.
> >
> > TBH, I'm not quite sure whether this should go into stable as I'm a bit
> > unclear what our use case for stable is. It seems to be mostly "don't
> > let people run into known crashes" or something like that.  
> 
> I read the public statement [1] as "... non-x86 processors ...
> backported to recent stable releases." or did the changes in
> discussion here end up structurally so different that this doesn't
> apply anymore?
> 
> [1]: https://www.qemu.org/2018/01/04/spectre/

OK, that would read as "do backport". (The x86 patches I saw didn't
carry an explicit cc:stable.)