linux-kernel - Re: arch/x86/kernel/cpu/intel.c needs an update for Haswell?

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Message-ID: <20130730195402.GD23299@pd.tnic>
Date:	Tue, 30 Jul 2013 21:54:02 +0200
From:	Borislav Petkov <bp@...en8.de>
To:	Ilari Stenroth <ilari.stenroth@...il.com>
Cc:	linux-kernel@...r.kernel.org, Alex Shi <alex.shi@...el.com>
Subject: Re: arch/x86/kernel/cpu/intel.c needs an update for Haswell?

On Tue, Jul 30, 2013 at 10:44:02PM +0300, Ilari Stenroth wrote:
> On 30.7.2013 22.35, Borislav Petkov wrote:
> > On Tue, Jul 30, 2013 at 09:50:49PM +0300, Ilari Stenroth wrote:
> >> Does somebody know why arch/x86/kernel/cpu/intel.c has
> >> tlb_flushall_shift detection logic for Ivy Bridge CPU family but not
> >> for Haswell? Maybe intel_cacheinfo.c needs to be checked for Haswell
> >> updates too.
> > 
> > Because someone needs to sit down and write it. Oh, and more
> > importantly, test it on real hardware.
> > 
> > :-)
> > 
> Right :-) Can volunteer to test, only once I get a motherboard bug
> fixed. It runs only one core. Poor Supermicro X10SLH-F thinks Xeon
> E3-1265Lv3 has 1C2T :-/

Yeah, if I had to guess, I'd say the highest probability is for patches
about it to be coming from Alex. :)

-- 
Regards/Gruss,
    Boris.

Sent from a fat crate under my desk. Formatting is fine.
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