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Date: Tue, 2 Mar 2010 22:16:26 -0800
Message-ID: <bd4cb8901003022216u281d279ak5d9933f5da3bb6e6@mail.gmail.com>
Subject: Re: [tip:perf/core] perf_events, x86: Fixup fixed counter constraints
From: Stephane Eranian <eranian@google.com>
To: Peter Zijlstra <peterz@infradead.org>
Cc: mingo@redhat.com, hpa@zytor.com, linux-kernel@vger.kernel.org,
       tglx@linutronix.de, mingo@elte.hu, linux-tip-commits@vger.kernel.org
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On Tue, Mar 2, 2010 at 9:54 AM, Peter Zijlstra <peterz@infradead.org> wrote:
> On Tue, 2010-03-02 at 17:26 +0100, Stephane Eranian wrote:
>> > @@ -37,14 +43,16 @@ static struct event_constraint intel_core2_event_constraints[] =
>> >        INTEL_EVENT_CONSTRAINT(0x18, 0x1), /* IDLE_DURING_DIV */
>> >        INTEL_EVENT_CONSTRAINT(0x19, 0x2), /* DELAYED_BYPASS */
>> >        INTEL_EVENT_CONSTRAINT(0xa1, 0x1), /* RS_UOPS_DISPATCH_CYCLES */
>> > +       INTEL_EVENT_CONSTRAINT(0xc9, 0x1), /* ITLB_MISS_RETIRED (T30-9) */
>>
>> Where does the constraint on ITLB_MISS_RETIRED come from?
>
> Intel® 64 and IA-32 Architectures Software Developer’s Manual
> Volume 3B: System Programming Guide, Part 2
>
> Dec 2009 (253669)
>
> Section 30.4.3, Table 30-9
>
I am not so sure about this one. I will double check.