Re: Regression when booting 5.15 as dom0 on arm64 (WAS: Re: [linux-linus test] 161829: regressions - FAIL)]

[Christoph Hellwig]

On Tue, May 11, 2021 at 09:51:20AM -0700, Stefano Stabellini wrote:
> On Tue, 11 May 2021, Christoph Hellwig wrote:
> > On Tue, May 11, 2021 at 09:47:33AM -0700, Stefano Stabellini wrote:
> > > That's a much better plan. It is also not super urgent, so maybe for now
> > > we could add an explicit check for io_tlb_default_mem != NULL at the
> > > beginning of xen_swiotlb_init? So that at least we can fail explicitly
> > > or ignore it explicitly rather than by accident.
> > 
> > Fine with me.  Do you want to take over from here and test and submit
> > your version?
> 
> I can do that. Can I add your signed-off-by for your original fix?

Sure:

Signed-off-by: Christoph Hellwig <hch@xxxxxx>