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From: Peter Zijlstra on 11 Mar 2010 16:10
On Thu, 2010-03-11 at 12:59 -0800, eranian(a)google.com wrote:
> Contrary to what Vol3b section 30.4.3 leads to believe, there is
> no constraint on ITLB_MISS_RETIRED on Intel Core-based CPU, so
> remove it.

Is that from Intel, and will they clarify the text in the next version
of the document?

> Signed-off-by: Stephane Eranian <eranian(a)google.com>
> --
> perf_event_intel.c | 1 -
> 1 file changed, 1 deletion(-)
> diff --git a/arch/x86/kernel/cpu/perf_event_intel.c b/arch/x86/kernel/cpu/perf_event_intel.c
> index 971dc6e..58e83cd 100644
> --- a/arch/x86/kernel/cpu/perf_event_intel.c
> +++ b/arch/x86/kernel/cpu/perf_event_intel.c
> @@ -43,7 +43,6 @@ 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) */
> INTEL_EVENT_CONSTRAINT(0xcb, 0x1), /* MEM_LOAD_RETIRED */
> EVENT_CONSTRAINT_END
> };



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