Re: [PATCH] tests/avocado: Prefer max cpu type when using AArch64 virt machine

[Andrew Jones]

On Fri, Jun 03, 2022 at 06:56:41AM -0700, Richard Henderson wrote:
> On 6/3/22 02:25, Andrew Jones wrote:
> > The max cpu type is the best default cpu type for tests to use
> > when specifying the cpu type for AArch64 mach-virt. Switch all
> > tests to it.
> 
> This won't work without further changes.
> 
> > @@ -147,7 +147,7 @@ def test_aarch64_virt(self):
> >           """
> >           :avocado: tags=arch:aarch64
> >           :avocado: tags=machine:virt
> > -        :avocado: tags=cpu:cortex-a53
> > +        :avocado: tags=cpu:max
> >           """
> >           kernel_url = 
> > ('https://archives.fedoraproject.org/pub/archive/fedora'
> >                         
> > '/linux/releases/29/Everything/aarch64/os/images/pxeboot'
> 
> For a release this old, we'll see the kernel bugs wrt FEAT_LPA/FEAT_LPA2.
> See 11593544df6f ("tests/avocado: update aarch64_virt test to exercise -cpu 
> max")

Thanks Richard. How about for each test with guest kernels which don't
work, I add a comment about LPA2 and use '-cpu max,lpa2=off' instead?

drew