Re: [RFC V1 RESEND 3/6] x86: Introduce the dynamic teardown function

From: Thomas Gleixner
Date: Sat Jun 29 2019 - 04:01:48 EST


Megha,

On Fri, 21 Jun 2019, Megha Dey wrote:
>
> +void default_teardown_msi_irqs_grp(struct pci_dev *dev, int group_id)
> +{
> + int i;
> + struct msi_desc *entry;
> +
> + for_each_pci_msi_entry(entry, dev) {
> + if (entry->group_id == group_id && entry->irq) {
> + for (i = 0; i < entry->nvec_used; i++)
> + arch_teardown_msi_irq(entry->irq + i);

With proper group management this whole group_id muck goes away. You hand
in a group and clean it up and if done right then you don't need a new
interface at all simply because everything is group based.

Thanks,

tglx