Re: [Qemu-devel] [PATCH 1/2] virtio-balloon: export all balloon statistics

["Denis V. Lunev" <den@openvz.org>]

On 02/24/2016 06:43 PM, Eric Blake wrote:
> On 02/24/2016 07:31 AM, Michael S. Tsirkin wrote:
>>> One of the benefits is forward compatibility, so that counters that have
>>> graduated into supported ones and have got their own number and name,
>>> can be made to work with qemu that doesn't yet recognize them.
>> Then management does start relying on the x- prefixed things,
>> and once it's used to that it's a slippery slope.
> Any management tool that relies on an x- prefix name is broken.  We've
> explicitly documented that the x- prefix is unstable and liable to go
> away with a future release. Any management app that wants to use a
> feature beginning with x- should FIRST push hard to get the x- removed
> and stabilize the interface (and libvirt, at least, does just that).
>
this was exactly an original idea. Names started with 'x-' are
_officially_ unstable and for debug purpose. That is why I'd
prefer if v2 of the patchset will be taken.

Thank you.