On 03/02/2018 10:13 AM, Andrea Bolognani wrote:
> https://bugzilla.redhat.com/show_bug.cgi?id=1483816
>
> Signed-off-by: Andrea Bolognani <abolo...@redhat.com>
> ---
>  src/qemu/qemu_domain.c | 68 
> +++++++++++++++++++++++++++++++-------------------
>  1 file changed, 43 insertions(+), 25 deletions(-)
>
> diff --git a/src/qemu/qemu_domain.c b/src/qemu/qemu_domain.c
> index 13c2b557fb..3ef5d74e7a 100644
> --- a/src/qemu/qemu_domain.c
> +++ b/src/qemu/qemu_domain.c
> @@ -4285,31 +4285,6 @@ qemuDomainDeviceDefValidateControllerPCIOld(const 
> virDomainControllerDef *contro
>          controller->model == VIR_DOMAIN_CONTROLLER_MODEL_PCI_ROOT)
>          return 0;
>  
> -    /* First pass - just check the controller index for the model's
> -     * that we care to check... */
> -    switch (model) {
> -    case VIR_DOMAIN_CONTROLLER_MODEL_PCI_BRIDGE:
> -    case VIR_DOMAIN_CONTROLLER_MODEL_DMI_TO_PCI_BRIDGE:
> -    case VIR_DOMAIN_CONTROLLER_MODEL_PCIE_ROOT_PORT:
> -    case VIR_DOMAIN_CONTROLLER_MODEL_PCIE_SWITCH_UPSTREAM_PORT:
> -    case VIR_DOMAIN_CONTROLLER_MODEL_PCIE_SWITCH_DOWNSTREAM_PORT:
> -    case VIR_DOMAIN_CONTROLLER_MODEL_PCI_EXPANDER_BUS:
> -    case VIR_DOMAIN_CONTROLLER_MODEL_PCIE_EXPANDER_BUS:
> -        if (controller->idx == 0) {
> -            virReportError(VIR_ERR_CONFIG_UNSUPPORTED,
> -                           _("index for pci controllers of model '%s' must 
> be > 0"),
> -                           virDomainControllerModelPCITypeToString(model));
> -            return -1;
> -        }
> -        break;
> -
> -    case VIR_DOMAIN_CONTROLLER_MODEL_PCI_ROOT:
> -    case VIR_DOMAIN_CONTROLLER_MODEL_PCIE_ROOT:
> -    case VIR_DOMAIN_CONTROLLER_MODEL_PCI_DEFAULT:
> -    case VIR_DOMAIN_CONTROLLER_MODEL_PCI_LAST:
> -        break;
> -    }
> -
>      pciopts = &controller->opts.pciopts;
>  
>      /* Second pass - now the model specific checks */
> @@ -4627,6 +4602,49 @@ qemuDomainDeviceDefValidateControllerPCI(const 
> virDomainControllerDef *cont,
>          return -1;
>      }
>  
> +    /* index */
> +    switch ((virDomainControllerModelPCI) cont->model) {
> +    case VIR_DOMAIN_CONTROLLER_MODEL_PCI_BRIDGE:
> +    case VIR_DOMAIN_CONTROLLER_MODEL_DMI_TO_PCI_BRIDGE:
> +    case VIR_DOMAIN_CONTROLLER_MODEL_PCIE_ROOT_PORT:
> +    case VIR_DOMAIN_CONTROLLER_MODEL_PCIE_SWITCH_UPSTREAM_PORT:
> +    case VIR_DOMAIN_CONTROLLER_MODEL_PCIE_SWITCH_DOWNSTREAM_PORT:
> +    case VIR_DOMAIN_CONTROLLER_MODEL_PCI_EXPANDER_BUS:
> +    case VIR_DOMAIN_CONTROLLER_MODEL_PCIE_EXPANDER_BUS:
> +        if (cont->idx == 0) {
> +            virReportError(VIR_ERR_CONFIG_UNSUPPORTED,
> +                           _("Index for '%s' controllers must be > 0"),
> +                           model);
> +            return -1;
> +        }
> +        break;
> +
> +    case VIR_DOMAIN_CONTROLLER_MODEL_PCI_ROOT:
> +    case VIR_DOMAIN_CONTROLLER_MODEL_PCIE_ROOT:
> +        /* pSeries guests can have multiple PHBs, so it's expected that
> +         * the index will not be zero for some of them */
> +        if (cont->model == VIR_DOMAIN_CONTROLLER_MODEL_PCI_ROOT &&
> +            pciopts->modelName == 
> VIR_DOMAIN_CONTROLLER_PCI_MODEL_NAME_SPAPR_PCI_HOST_BRIDGE) {
> +            break;
> +        }
> +
> +        /* For all other pci-root and pcie-root controllers, though,
> +         * the index must be zero*/
> +        if (cont->idx != 0) {
> +            virReportError(VIR_ERR_CONFIG_UNSUPPORTED,
> +                           _("Index for '%s' controllers must be 0"),
> +                           model);
> +            return -1;
> +        }
> +        break;
> +
> +    case VIR_DOMAIN_CONTROLLER_MODEL_PCI_DEFAULT:
> +    case VIR_DOMAIN_CONTROLLER_MODEL_PCI_LAST:
> +    default:
> +        virReportEnumRangeError(virDomainControllerModelPCI, cont->model);
> +        return -1;
> +    }
> +
>      return qemuDomainDeviceDefValidateControllerPCIOld(cont, def, qemuCaps);
>  }
>  


Reviewed-by: Laine Stump <la...@laine.org>


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