Re: [Xen-devel] preparations for 4.9.2 and 4.7.5

[Julien Grall <julien.grall@xxxxxxx>]

On 12/03/18 10:24, Julien Grall wrote:
> Hi,
>
> On 11/03/18 20:48, Stefano Stabellini wrote:
> > On Wed, 7 Mar 2018, Jan Beulich wrote:
> > > > > > On 06.03.18 at 20:24, <sstabellini@xxxxxxxxxx> wrote:
> > > > On Tue, 6 Mar 2018, Jan Beulich wrote:
> > > > > these stable releases should go out before the end of the month.
> > > > > Please point out backport candidates you find missing from the
> > > > > respective staging branches, but which you consider relevant.
> > > > > Please note that 4.7.5 is expected to be the last xenproject.org
> > > > > managed release from its branch.
> > > > I am waiting for master to pass Julien's PSCI 1.1 series, then I intend
> > > > to backport it to all stable trees (commits from
> > > > f30b93b42b7137654a69676a61620f763c4ad3b3 to
> > > > cd8b749282475caef095ea2f339a01d1ff9714ae).
> > > >
> > > > Backports to older trees might be difficult.
> > > >
> > > > Given your stable release plan, do you suggest I should start the
> > > > backports now, even if master has not passed yet, or wait?
> > > There have been a lot of minor issues lately keeping pushes from
> > > happening on master, so if the commits above have not been
> > > pushed just because of such a glitch, I'd be fine with them being
> > > backported right away. If, however, there's any doubt, then I'd
> > > prefer if you waited. But in the end on the ARM side you know
> > > better than me what's best.
> > Master hasn't passed yet, so no backports of the ARM64 Spectre
> > mitigation for the moment.
> I really don't like the idea to ship 4.9.2 and 4.7.5 with broken arm64 
> spectre patches. This is indeed the case today as the previous series 
> was based on early discussion.
> But unstable is blocked on amd64 patches. None of the arm64 spectre 
^ "amd64 tests".

> series touch common code, so I am not sure what prevents us to backport 
> them.
> > In the meantime, I tagged the QEMU trees. >
> Cheers,
--
Julien Grall

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