Re: [PATCH 2/3] x86/topology: Fix AMD core count

From: Peter Zijlstra
Date: Sun Mar 20 2016 - 13:10:10 EST


On Sun, Mar 20, 2016 at 02:09:26PM +0100, Borislav Petkov wrote:
> First a question about the big picture: why is amd/core.c even
> dealing with NB counters?

It it not, it is dealing with Fam10 NB events.

Fam10h doesn't have NB counters. Its NB events are on the same counters
as all the other events. Its just that they have constraints.