[libvirt] RFC: add new API to known if domain has been updated

[Osier Yang]

于 2010年11月18日 18:20, Justin Clift 写道:
> On 18/11/2010, at 8:44 PM, Daniel P. Berrange wrote:
>> On Mon, Nov 15, 2010 at 02:02:28PM +0800, Osier Yang wrote:
>>> 于 2010年11月15日 18:56, Daniel P. Berrange 写道:
> <snip>
>>>> On Mon, Nov 15, 2010 at 10:26:22AM +0800, Osier Yang wrote:
>>>> This is a bug. libvirt should save a copy of the original configuration
>>>> at the time the guest starts, so any live changes only remain for the
>>>> duration of that boot and automatically revert at shutdown.
>
> As a datapoint, VirtualBox has an option (per guest) to either keep or
> not keep the changes made while it's running.  It's a persistent setting,
> and can be toggled while the guest is operating, so the user is able
> change whether they keep changes or not.
>
> Having our approach hard coded to never keep changes sounds a bit
> non-optimal, if there are use cases where people might like to keep them.
>
> Though, I haven't read the full thread for this... ;>
yeah, agree, actually, currently we don't allow to make changes on the
persistent configs.

- Osier