Re: Discussion on whether to continue with the patches for Xen 4.5 Re: [v6][PATCH 2/2] xen:vtd: missing RMRR mapping while share EPT

[Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>]

On Mon, Sep 29, 2014 at 12:14:05PM -0400, Konrad Rzeszutek Wilk wrote:
> > Qemu-traditional + Xen 4.5 + RMRR patchset will work.
> > 
> > > all of those patches be tested/reviewed/posted by Oct 13th?
> > > 
> > > As in, is this patchset the last piece of the puzzle?
> > > 
> > > And by tested I mean with the passthrough and without, and
> > > with various size guests doing migrations (without devices)
> > > multiple times (say ten) - and 32 or 64 bit. The QA matrix
> > > means at least 8 variations (32/64 - with PCIe passthrough,
> > > and without, 2GB or 8GB or 12GB) by my reckoning.
> > 
> > I am not sure whether we can catch Oct 13th. Does this means those patch will not be accepted by you if we cannot catch Oct 13th?
> 
> Before today I would have said no - as I think the rework of these
> patches, the addition of a new hypervisor, review, etc in four days

And my math is off. The national holiday is from Oct 1st->7th, so that
means: Sep 29th->30th, 8th->10th, and the 13th (instead of 15th to
give it an day to run through oss-test and then potentially fixing
it on the next day). That is 5 days.

> would be highly unlikely - and that meant you would be so busy
> working towards a deadline and very likely missing it.
> 
> But we are slipping the schedule due to another issue so the RC0 will
> move from October 15th to October 25th.
> 
> That means you will have some breathing room to work this out.
> 
> So lets see those patches and then evaluate them case-by-case basis.
> Naturally before even I can give an exception on them - they have
> to be OK with the maintainers.
> 
> And tested quite extensively.
> > 
> > > 
> > > Sorry for being so aggressive about the testing part but I am
> > > very adverse to regressions - as they have bit me in the past
> > > and left me with an strong aversion to them.
> > 
> > 
> > Best regards,
> > Yang
> > 
> >