Re: [PATCH 04/17] gpu: nova-core: allocate PCI MSI vector during probe

From: Danilo Krummrich

Date: Fri Aug 14 2026 - 08:13:34 EST


On Sat Aug 8, 2026 at 5:11 AM CEST, John Hubbard wrote:
> From: Joel Fernandes <joelagnelf@xxxxxxxxxx>
>
> Allocate a single PCI MSI interrupt vector in the probe path.
>
> Try MSI/MSI-X first. If that fails (possible in broken VFIO setups),
> fall back to INTx with a dev_warn so the issue is visible in dmesg.
> The allocation is devres-managed and automatically freed on unbind.
>
> Reviewed-by: Will Pierce <wpierce@xxxxxxxxxx>
> Signed-off-by: Joel Fernandes <joelagnelf@xxxxxxxxxx>
> Signed-off-by: John Hubbard <jhubbard@xxxxxxxxxx>

I think this patch can just be dropped, the corresponding code is removed in
patch 8 and AFAICS doesn't really serve a purpose in between.