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Re: [Qemu-devel] [PATCH] spapr: exit gentfully when CPU doesn't support
From: |
Greg Kurz |
Subject: |
Re: [Qemu-devel] [PATCH] spapr: exit gentfully when CPU doesn't support requested compat mode |
Date: |
Tue, 13 Jun 2017 10:50:08 +0200 |
On Tue, 13 Jun 2017 16:45:55 +0800
David Gibson <address@hidden> wrote:
> On Tue, Jun 13, 2017 at 10:26:02AM +0200, Greg Kurz wrote:
> > QEMU currently aborts if the user asks something unrealistic like power9
> > compat mode with a POWER8 CPU for example. Since this isn't a bug in QEMU,
> > there's no point in aborting. The same goes with the other possible error
> > paths in ppc_set_compat_all(). Let's just terminate QEMU instead.
> >
> > Reported-by: Andrea Bolognani <address@hidden>
> > Signed-off-by: Greg Kurz <address@hidden>
>
> Heh, I already folded an identical fix into ppc-for-2.10.
>
Yeah I saw your other mail just after sending this :)
>
> > ---
> > hw/ppc/spapr.c | 2 +-
> > 1 file changed, 1 insertion(+), 1 deletion(-)
> >
> > diff --git a/hw/ppc/spapr.c b/hw/ppc/spapr.c
> > index b2217f39eeea..d0cc124935c0 100644
> > --- a/hw/ppc/spapr.c
> > +++ b/hw/ppc/spapr.c
> > @@ -1345,7 +1345,7 @@ static void ppc_spapr_reset(void)
> > spapr_ovec_cleanup(spapr->ov5_cas);
> > spapr->ov5_cas = spapr_ovec_new();
> >
> > - ppc_set_compat_all(spapr->max_compat_pvr, &error_abort);
> > + ppc_set_compat_all(spapr->max_compat_pvr, &error_fatal);
> > }
> >
> > fdt = spapr_build_fdt(spapr, rtas_addr, spapr->rtas_size);
> >
>
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