Re: [PATCH 4.9 033/120] perf/x86/intel/uncore: Fix hardcoded socket 0 assumption in the Haswell init code

From: Greg Kroah-Hartman
Date: Thu Jan 19 2017 - 06:58:35 EST


On Thu, Jan 19, 2017 at 05:32:46AM -0500, Prarit Bhargava wrote:
>
>
> On 01/18/2017 05:25 PM, Ingo Molnar wrote:
> >
> > * Prarit Bhargava <prarit@xxxxxxxxxx> wrote:
> >
> >> 4.9 is broken and requires additional patches beyond this patch. Applying this
> >> patch to 4.9 stable without those additional fixes will result in kernel panics
> >> on some Haswell systems that boot on random cores.
> >
> > Could you list the patches that are required? It would be nice to backport all
> > required fixes to v4.9.
> >
>
> Yeah, I'm going to do that once I get the system back. I have a feeling that
> just the two additional patches are required but I want to make sure before I
> post anything.

So what do I do here? Drop this single patch? Add others now? Ignore
it and leave it as-is?

still confused,

greg k-h