linux-kernel - Re: [PATCH] perf, x86, uncore, hsw-ep: Handle systems with only two SBOXes

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Message-ID: <20150107114235.GF23965@worktop.programming.kicks-ass.net>
Date:	Wed, 7 Jan 2015 12:42:35 +0100
From:	Peter Zijlstra <peterz@...radead.org>
To:	Andi Kleen <andi@...stfloor.org>
Cc:	linux-kernel@...r.kernel.org, Andi Kleen <ak@...ux.intel.com>,
	stable@...r.kernel.org
Subject: Re: [PATCH] perf, x86, uncore, hsw-ep: Handle systems with only two
 SBOXes

On Tue, Jan 06, 2015 at 02:34:35PM -0800, Andi Kleen wrote:
> From: Andi Kleen <ak@...ux.intel.com>
> 
> There was another report of a boot failure with a #GP fault in the
> uncore SBOX initialization. The earlier work around was not enough
> for this system.
> 
> The boot was failing while trying to initialize the third SBOX.
> 
> This patch detects parts with only two SBOXes and limits the number
> of SBOX units to two there.
> 

Thanks!
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