Re: Configuration vs. compat hints [was Re: [Qemu-devel] [PATCHv3 03/13] qemu: add routines to manage PCI capabilities]

Avi Kivity
2009-06-14T08:01:03Z

Mark McLoughlin wrote:

>> I think the point is that you don't need version numbers if you have a
>> proper device tree.
>>
>
> How do you add a new attribute to the device tree and, when a supplied
> device tree lacking said attribute, distinguish between a device tree
> from an old version of qemu (i.e. use the old default) and a partial
> device tree from the VM manager (i.e. use the new default) ?
>

-baseline 0.10

>
>> NB the device tree contains no host configuration information.
>>
>
> So, it wouldn't e.g. include the path to the image file for a block
> device? That would always be specified on the command line?
>

Or in a different file. I agree splitting host and guest configuration
is a must-have, this ensures portability of virtual machines across
hosts and time.

--
error compiling committee.c: too many arguments to function