RE: [patch V2 27/33] genirq/msi: Provide constants for PCI/IMS support

From: Tian, Kevin
Date: Wed Nov 23 2022 - 22:01:52 EST


> From: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
> Sent: Monday, November 21, 2022 10:38 PM
> /**
> --- a/include/linux/msi_api.h
> +++ b/include/linux/msi_api.h
> @@ -15,6 +15,7 @@ struct device;
> */
> enum msi_domain_ids {
> MSI_DEFAULT_DOMAIN,
> + MSI_SECONDARY_DOMAIN,
> MSI_MAX_DEVICE_IRQDOMAINS,

SECONDARY or be explicit IMS? Are we envisioning non-IMS usages to
occupy this slot in the future?