[libvirt] [PATCH v2 4/9] qemu: Don't add default memballoon device on ARM
Cole Robinson
crobinso at redhat.com
Mon Aug 19 17:23:06 UTC 2013
On 08/19/2013 01:00 PM, Daniel P. Berrange wrote:
> On Sun, Aug 18, 2013 at 02:57:54PM -0400, Cole Robinson wrote:
>> And add test cases for a basic working ARM guest.
>
> Does virtio-balloon not work on ARM ? I thought that was an architecture
> angostic device type.
>
It works, but only where virtio-mmio is available, which is not the case for
most ARM boards and any QEMU < 1.6. Given those caveats, I figured it was
better to never auto-add the device.
>> diff --git a/src/conf/domain_conf.c b/src/conf/domain_conf.c
>> index 12b68ea..13a3cac 100644
>> --- a/src/conf/domain_conf.c
>> +++ b/src/conf/domain_conf.c
>> @@ -8812,7 +8812,6 @@ virDomainVideoDefaultRAM(virDomainDefPtr def,
>> }
>> }
>>
>> -
>> int
>> virDomainVideoDefaultType(virDomainDefPtr def)
>> {
>> @@ -12147,19 +12146,6 @@ virDomainDefParseXML(xmlDocPtr xml,
>>
>> def->memballoon = memballoon;
>> VIR_FREE(nodes);
>> - } else {
>> - if (def->virtType == VIR_DOMAIN_VIRT_XEN ||
>> - def->virtType == VIR_DOMAIN_VIRT_QEMU ||
>> - def->virtType == VIR_DOMAIN_VIRT_KQEMU ||
>> - def->virtType == VIR_DOMAIN_VIRT_KVM) {
>> - virDomainMemballoonDefPtr memballoon;
>> - if (VIR_ALLOC(memballoon) < 0)
>> - goto error;
>> - memballoon->model = def->virtType == VIR_DOMAIN_VIRT_XEN ?
>> - VIR_DOMAIN_MEMBALLOON_MODEL_XEN :
>> - VIR_DOMAIN_MEMBALLOON_MODEL_VIRTIO;
>> - def->memballoon = memballoon;
>> - }
>
> This chunk I'd expect in the previous path.
My mistake, I'll fix that in the next repost.
- Cole
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