Re: [Xen-devel] dom0less + sched=null => broken in staging

[Stefano Stabellini <sstabellini@xxxxxxxxxx>]

On Thu, 8 Aug 2019, George Dunlap wrote:
> On 8/7/19 7:22 PM, Stefano Stabellini wrote:
> > Hi Dario, George,
> > 
> > Dom0less with sched=null is broken on staging, it simply hangs soon
> > after Xen is finished loading things. My impression is that vcpus are
> > not actually started. I did a git bisection and it pointed to:
> > 
> > commit d545f1d6c2519a183ed631cfca7aff0baf29fde5 (refs/bisect/bad)
> > Author: Dario Faggioli <dfaggioli@xxxxxxxx>
> > Date:   Mon Aug 5 11:50:55 2019 +0100
> > 
> >     xen: sched: deal with vCPUs being or becoming online or offline
> 
> That's Dario's patch -- Dario, can you take a look?
> 
> Stefano, how urgent is it for things to work for you -- i.e., at what
> point do you want to consider reverting the patch?

Of course, we cannot make a release with this issue. I can live with it
for now because I have a revert for
d545f1d6c2519a183ed631cfca7aff0baf29fde5 at the top of all my working
branches and the production branches at Xilinx are based on the last
release.

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