linux-kernel - Re: [PATCH 2/5] perf, x86, uncore: Add Haswell-EP uncore support

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Date:	Tue, 28 Oct 2014 16:30:42 +0100
From:	Andi Kleen <andi@...stfloor.org>
To:	Alexei Starovoitov <alexei.starovoitov@...il.com>
Cc:	Andi Kleen <andi@...stfloor.org>,
	Peter Zijlstra <peterz@...radead.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	Ingo Molnar <mingo@...nel.org>,
	Stephane Eranian <eranian@...gle.com>,
	Thomas Gleixner <tglx@...utronix.de>,
	"Yan, Zheng" <zheng.z.yan@...el.com>
Subject: Re: [PATCH 2/5] perf, x86, uncore: Add Haswell-EP uncore support

> snbep_uncore_msr_init_box() is called with:
> [    1.055678] msr 0
> [    1.056027] msr 3584
> [    1.056376] msr 3600
> [    1.056725] msr 3616
> [    1.057074] msr 3632
> [    1.057424] msr 1824

So it would normally crash here, right? That's the SBOX.

When you remove the sbox in hswep_msr_uncores the crash goes away,
correct?


-Andi
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