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Re: [libvirt] [PATCH 0/9] Support disk-hotremove and controller hotplugging



Hi,

Gerd Hoffmann wrote:
> On 10/09/09 18:32, Daniel Veillard wrote:
>> On Fri, Sep 18, 2009 at 05:26:07PM +0200, Wolfgang Mauerer wrote:
>>> Hi,
>>    Hi Wolfgang,
>>
>>> this patch reworks libvirt's disk-hotadd support and
>>> introduces support for disk controller hotplugging and disk-hotremove
>>> (see http://thread.gmane.org/gmane.comp.emulators.libvirt/15860 for
>>> more details). Currently, it targets only qemu and also requires some
>>> additions to qemu that have only recently been submitted, which is
>>> why this  is cross-posted to qemu-devel. Hopefully the lack of support
>>> in qemu does not prevent the community from reviewing the code,
>>> though ;-)
>>    Could you update us on the status for those patches, is there
>> any chance to get this in QEmu upstream ? I have only seen feddback
>> from Gerd Hoffmann on that thread but maybe I'm missing some of the
>> action !

sorry, I did not get that mail for some reason, so I did not reply.
> 
> Note: upstream qemu got device_add and device_del monitor commands 
> meanwhile which can be used to hotplug devices.
> 
> device_add accepts the same syntax the -device command line switch expects.
> 
> device_del expectes an id.
> 
> For libvirt it probably makes sense to start supporting this when 
> switching over to -device (probably for qemu 0.12+).

Since it does most likely not make sense to include my
drive_del implementation into qemu 0.11 mainline, I'll add libvirt
support for these after I finish doing the structural changes
suggested by Daniel Berrange.

Cheers, Wolfgang


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