On 10/28/2013 10:20 AM, Shivaprasad G Bhat wrote:
> The bus type IDE being enum Zero, the bus type on pseries system appears as IDE for all the disk types. Pseries platform needs this to appear as SCSI instead of IDE.
>
> Signed-off-by: Shivaprasad G Bhat <sbhat@xxxxxxxxxxxxxxxxxx>
> ---
> src/qemu/qemu_domain.c | 11 +++++++++++
> 1 file changed, 11 insertions(+)
>
> diff --git a/src/qemu/qemu_domain.c b/src/qemu/qemu_domain.c
> index b8aec2d..df06c13 100644
> --- a/src/qemu/qemu_domain.c
> +++ b/src/qemu/qemu_domain.c
> @@ -827,6 +827,12 @@ qemuDomainDeviceDefPostParse(virDomainDeviceDefPtr dev,
> if (dev->type == VIR_DOMAIN_DEVICE_DISK) {
> virDomainDiskDefPtr disk = dev->data.disk;
>
> + if ((def->os.arch == VIR_ARCH_PPC64) &&
> + def->os.machine && STREQ(def->os.machine, "pseries") &&
> + (disk->bus == VIR_DOMAIN_DISK_BUS_IDE)) {
> + disk->bus = VIR_DOMAIN_DISK_BUS_SCSI;
> + }
> +
> /* both of these require data from the driver config */
> if (driver && (cfg = virQEMUDriverGetConfig(driver))) {
> /* assign default storage format and driver according to config */
> @@ -868,6 +874,11 @@ qemuDomainDeviceDefPostParse(virDomainDeviceDefPtr dev,
> (def->os.arch == VIR_ARCH_S390 || def->os.arch == VIR_ARCH_S390X))
> dev->data.chr->targetType = VIR_DOMAIN_CHR_CONSOLE_TARGET_TYPE_VIRTIO;
>
> + if (dev->type == VIR_DOMAIN_DEVICE_CONTROLLER &&
> + dev->data.controller->type == VIR_DOMAIN_CONTROLLER_TYPE_IDE &&
> + def->os.machine && STREQ(def->os.machine, "pseries"))
> + dev->data.controller->type = VIR_DOMAIN_CONTROLLER_TYPE_SCSI;
> +
> /* set the default USB model to none for s390 unless an address is found */
> if (dev->type == VIR_DOMAIN_DEVICE_CONTROLLER &&
> dev->data.controller->type == VIR_DOMAIN_CONTROLLER_TYPE_USB &&
>
This would also affect XML parsing, as these PostParse functions are called
when parsing the XML too, not just when doing a XML->native translation.
This also affect all the disks specified on the command line. You shouldn't
assume the disk is SCSI when IDE was explicitly specified.
Jan
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