> -----Original Message-----
> From: Borislav Petkov <b...@suse.de>
> Sent: Thursday, May 17, 2018 9:44 AM
> To: Ghannam, Yazen <yazen.ghan...@amd.com>
> Cc: Johannes Hirte <johannes.hi...@datenkhaos.de>; linux-
> e...@vger.kernel.org; linux-kernel@vger.kernel.org; tony.l...@intel.com;
> x...@kernel.org
> Subject: Re: [PATCH 3/3] x86/MCE/AMD: Get address from already initialized
> block
> On Thu, May 17, 2018 at 01:04:19PM +0000, Ghannam, Yazen wrote:
> I check PFEH is enabled how?

If MISC0 is RAZ then you can assume PFEH is enabled. There should be a BIOS
option to disable it.

BTW, I just tried you patch with PFEH disabled and it seems to work fine.

> > Since we're caching the values during init, we can drop all the
> > *_on_cpu() calls. What do you think?
> Well, if they're all the same on all CPUs, sure. That's your call.

Let's drop them. We won't need them since we're caching the values during
init. And the init code is run on the target CPU.

We can just make smca_bank_addrs[][] into per_cpu when we need to support
different values on different CPUs.


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