Nouveau - Feb 2025 - [PATCH 1/2] gpu: nova-core: add initial driver stub

On Mon, Feb 03, 2025 at 03:24:10PM -0500, Joel Fernandes
wrote:
> Hi Danilo,
> 
> On Fri, Jan 31, 2025 at 11:04:24PM +0100, Danilo Krummrich wrote:
> > +#[pin_data]
> > +pub(crate) struct NovaCore {
> > +    #[pin]
> > +    pub(crate) gpu: Gpu,
> > +}
> 
> I am curious what is the need for pinning here in the patch in its current
> form, is it for future-proofing?
Yes, it is.

It's not always needed, but since I know that further down the road
we'll need
at least a few mutexes, it seemed reasonable to already consider it.
> 
> I looked through the sample PCI driver example you had posted and did not
see
> pinning there [1]. Thanks for the clarification.
> [1] https://lore.kernel.org/all/20241219170425.12036-12-dakr at kernel.org/