Re: [Qemu-ppc] [RFC 0/2] pseries: Correct behaviour change for older machine types

[David Gibson]

On Wed, May 17, 2017 at 10:52:05AM +0200, Andrea Bolognani wrote:
> On Wed, 2017-05-17 at 16:35 +1000, David Gibson wrote:
> > 152ef80 "pseries: Rewrite CAS PVR compatibility logic" incorrectly
> > introduced a guest-visible behaviour change into existing versioned
> > machine type.  Patch 2/2 corrects this change, while 1/2 is a
> > preliminary clean up to make that easier.
> > 
> > Unfortunately, this bug is already in the released qemu-2.9.0.  Once
> > this is ready to merge for master, I'll make a backport to apply for
> > 2.9.1 as well.
> > 
> > David Gibson (2):
> >   pseries: Split CAS PVR negotiation out into a separate function
> >   pseries: Restore PVR negotiation logic for pre-2.9 machine types
> > 
> >  hw/ppc/spapr.c         |   3 ++
> >  hw/ppc/spapr_hcall.c   | 131 
> >+++++++++++++++++++++++++++++++++++++++++++------
> >  include/hw/ppc/spapr.h |   1 +
> >  3 files changed, 119 insertions(+), 16 deletions(-)
> 
> I gave it a spin and I can no longer reproduce the issue,
> so for the entire series:
> 
> Tested-by: Andrea Bolognani <address@hidden>

I'm actually kind of astonished it worked at all given the bug that
Laurent pointed out.

-- 
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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