[libvirt] [PATCH 06/13] qemu: add exceptions for alias names of primary sata/ide controllers

[Ján Tomko]

On Tue, May 05, 2015 at 02:03:11PM -0400, Laine Stump wrote:
> If a machine is Q35, the primary sata controller is hardcoded in qemu
> to have the id "ide" (with no index in the name). Likewise on
> 440fx-based machinetypes, the primary ide controller is called
> "ide". All other SATA controllers will have the standard name
> "sata%d", where %d is the index of the controller, and if any
> additional IDE controllers are ever supported, they will have the name
> "ide%d".
> ---
>  src/qemu/qemu_command.c | 15 +++++++++++++++
>  1 file changed, 15 insertions(+)
> 
> diff --git a/src/qemu/qemu_command.c b/src/qemu/qemu_command.c
> index 340478c..89beeb3 100644
> --- a/src/qemu/qemu_command.c
> +++ b/src/qemu/qemu_command.c
> @@ -1049,6 +1049,21 @@ qemuAssignDeviceControllerAlias(ATTRIBUTE_UNUSED virDomainDefPtr def,

The attribute is now used.

Jan

>          else
>              ret = virAsprintf(&controller->info.alias, "pci.%d", controller->idx);
>          break;
> +    case VIR_DOMAIN_CONTROLLER_TYPE_IDE:
> +        /* for any machine based on I440FX, the first (currently only)
> +         * IDE controller is an integrated controller hardcoded with
> +         * id "ide"
> +         */
> +        if (qemuDomainMachineIsI440FX(def) && controller->idx == 0)
> +            ret = VIR_STRDUP(controller->info.alias, "ide");
> +        break;
> +    case VIR_DOMAIN_CONTROLLER_TYPE_SATA:
> +        /* for any Q35 machine, the first SATA controller is the
> +         * integrated one, and it too is hardcoded with id "ide"
> +         */
> +        if (qemuDomainMachineIsQ35(def) && controller->idx == 0)
> +            ret = VIR_STRDUP(controller->info.alias, "ide");
> +        break;
>      default:
>          break;
>      }
> -- 
> 2.1.0
> 
> --
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> libvir-list at redhat.com
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