Re: [PATCH v3 03/11] vpci/header: Emulate legacy capability list for dom0

[Jan Beulich]

On 21.04.2025 08:18, Jiqian Chen wrote:
> @@ -759,10 +759,11 @@ static int vpci_init_capability_list(struct pci_dev 
> *pdev)
>              PCI_CAP_ID_MSI,
>              PCI_CAP_ID_MSIX,
>          };
> +        const unsigned int *caps = is_hwdom ? NULL : supported_caps;
> +        const unsigned int n = is_hwdom ? 0 : ARRAY_SIZE(supported_caps);
>  
>          next = pci_find_next_cap_ttl(pdev->sbdf, PCI_CAPABILITY_LIST,
> -                                     supported_caps,
> -                                     ARRAY_SIZE(supported_caps), &ttl);
> +                                     caps, n, &ttl);

As per the v3 adjustment to patch 02, you can pass supported_caps here in
all cases. Only n needs to be zero for the hwdom case.

Jan