Re: [PATCH 5/7] pci/msi: Provide pci_alloc_irq_vectors_affinity()

From: Bjorn Helgaas
Date: Tue Nov 08 2016 - 16:17:41 EST


On Mon, Nov 07, 2016 at 10:47:40AM -0800, Christoph Hellwig wrote:
> From: Christogh Hellwig <hch@xxxxxx>

s/Christogh/Christoph/ (also below)

> This is a variant of pci_alloc_irq_vectors() that allows passing a
> struct irq_affinity to provide fine-grainded IRQ affinity control.

s/grainded/grained/

> For now this means being able to exclude vectors at the beginning or
> end of the MSI vector space, but it could also be used for any other
> quirks needed in the future (e.g. more vectors than CPUs, or exluding

s/exluding/excluding/

> CPUs from the spreading).
>
> Signed-off-by: Christogh Hellwig <hch@xxxxxx>

Acked-by: Bjorn Helgaas <bhelgaas@xxxxxxxxxx>

> +int pci_alloc_irq_vectors_affinity(struct pci_dev *dev, unsigned int min_vecs,
> + unsigned int max_vecs, unsigned int flags,
> + const struct irq_affinity *affd)

> +int pci_alloc_irq_vectors_affinity(struct pci_dev *dev, unsigned int min_vecs,
> + unsigned int max_vecs, unsigned int flags,
> + const struct irq_affinity *affd);

> +static inline int
> +pci_alloc_irq_vectors_affinity(struct pci_dev *dev, unsigned int min_vecs,
> + unsigned int max_vecs, unsigned int flags,
> + const struct irq_affinity *aff_desc)

Maybe use the same formal parameter name as in the definition and
declaration above?