Re: [PATCH V2] genirq/affinity: add helper of irq_affinity_calc_sets

From: Bjorn Helgaas
Date: Tue Jul 20 2021 - 20:05:11 EST


On Tue, Jul 20, 2021 at 09:50:25AM +0200, Christoph Hellwig wrote:
> > +int irq_affinity_calc_sets(unsigned int affvecs, struct irq_affinity *affd)
> > +{
> > + /*
> > + * Simple invocations do not provide a calc_sets() callback. Call
> > + * the generic one.
> > + */
> > + if (!affd->calc_sets)
> > + default_calc_sets(affd, affvecs);
> > + else
> > + affd->calc_sets(affd, affvecs);
>
> Nit: avoid pointless negations:
>
> if (affd->calc_sets)
> affd->calc_sets(affd, affvecs);
> else
> default_calc_sets(affd, affvecs);

+1

> Otherwise looks good:
>
> Reviewed-by: Christoph Hellwig <hch@xxxxxx>

Thanks for doing this! For the PCI part:

Acked-by: Bjorn Helgaas <bhelgaas@xxxxxxxxxx>