Re: [PULL 0/1] ppc-for-4.2 queue 20191206

[David Gibson <david@gibson.dropbear.id.au>]

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On Fri, Dec 06, 2019 at 01:40:19PM +0000, Peter Maydell wrote:
> On Fri, 6 Dec 2019 at 11:19, Peter Maydell <peter.maydell@linaro.org> wrote:
> >
> > On Fri, 6 Dec 2019 at 10:43, David Gibson <david@gibson.dropbear.id.au> wrote:
> > >
> > > On Fri, Dec 06, 2019 at 09:52:54AM +0000, Peter Maydell wrote:
> > > > On Fri, 6 Dec 2019 at 04:41, David Gibson <david@gibson.dropbear.id.au> wrote:
> > > > >
> > > > > The following changes since commit 1bdc319ab5d289ce6b822e06fb2b13666fd9278e:
> > > > >
> > > > >   Update version for v4.2.0-rc4 release (2019-12-03 17:56:30 +0000)
> > > > >
> > > > > are available in the Git repository at:
> > > > >
> > > > >   git://github.com/dgibson/qemu.git tags/ppc-for-4.2-20191206
> > > > >
> > > > > for you to fetch changes up to d887a8cfc083bcf3856f9f42352989f3624e0cae:
> > > > >
> > > > >   pseries: Update SLOF firmware image (2019-12-06 15:33:23 +1100)
> > > > >
> > > > > ----------------------------------------------------------------
> > > > > ppc patch queue 2019-12-06
> > > > >
> > > > > This is a last minute pull request for ppc-for-4.2.  I know it's very
> > > > > late in freeze, but this does fix a regression: a bad interaction
> > > > > between the new qemu and SLOF device tree construction code means that
> > > > > SLOF will crash if PCI to PCI bridges are included in the system.
> > > >
> > > > I really really really don't want to do an rc5. This would
> > > > have to be "everybody using ppc gets crashes" for me to
> > > > really want to put it in at this point...
> > >
> > > Yeah, alright.  I'll send it to Mike for a 4.2.1.
> >
> > Paolo says he has something that needs to go into rc5, so maybe
> > we can take this too. How confident are you that the change is
> > small and safe? It's a bit hard to tell with updates to
> > firmware binaries.
> 
> ...I just read the commit message for the firmware blob update.
> That is way too many random changes to go into rc5. I'd have
> taken a firmware blob update that was just "one change, fixing
> this specific bug", but not one which has all that other stuff too.

Yeah, that's a good point.  I've just resent, but with a cherry-picked
update that only includes the SLOF patches directly relevant to this
regression.

-- 
David Gibson			| I'll have my music baroque, and my code
david AT gibson.dropbear.id.au	| minimalist, thank you.  NOT _the_ _other_
				| _way_ _around_!
http://www.ozlabs.org/~dgibson

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