[PATCH v4 3/3] drm/doc: Add KUnit documentation

[José Expósito]

Hi David,

On Tue, Jun 21, 2022 at 05:38:38PM +0800, David Gow wrote:
> On Tue, Jun 21, 2022 at 12:06 AM José Expósito
> <jose.exposito89 at gmail.com> wrote:
> >
> > Explain how to run the KUnit tests present in the DRM subsystem and
> > clarify why the UML-only options were not added to the configuration
> > file present in drivers/gpu/drm/.kunitconfig [1] [2].
> >
> > [1] https://lore.kernel.org/dri-devel/CABVgOSn8i=LO5p7830h2XU1Jgg0KrN0qTnxkOMhf1oTgxjaKKw@mail.gmail.com/
> > [2] https://lore.kernel.org/dri-devel/CAGS_qxqpiCim_sy1LDK7PLwVgWf-LKW+uNFTGM=T7ydk-dYcEw@mail.gmail.com/
> >
> > Reviewed-by: Maxime Ripard <maxime at cerno.tech>
> > Reviewed-by: Javier Martinez Canillas <javierm at redhat.com>
> > Acked-by: Thomas Zimmermann <tzimmermann at suse.de>
> > Signed-off-by: José Expósito <jose.exposito89 at gmail.com>
> > ---
> 
> This looks good (and doesn't seem to introduce any 'make htmldocs'
> build issues on my machine).
> 
> You could also mention that using --arch=x86_64 (or similar) instead
> of the UML options is another, equally viable option for running the
> tests. That'd make it more obvious how to run on different
> architectures: UML, while a good default, is quite different to other
> architectures in not having any PCI support out-of-the-box.
> 
> (Maybe we should make the --arch=um default config include these
> options? Or have um-pci as another architecture. We did decide not to
> bother with SMP and x86, though...)

Javier suggested the same:
https://lore.kernel.org/dri-devel/20220614180952.GA7067@elementary/

I prefer to keep the docs as simple as possible and link the KUnit
docs for more information. However, you both have way more experience 
than me and agree on the topic, so I'll be happy to include it in v5
if you think it is a good idea.
 
> Regardless, this is
> Reviewed-by: David Gow <davidgow at google.com>

Thanks for reviewing and building the docs, appreciate it.
Jose

> Cheers,
> -- David