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SubjectRe: [PATCH] perf, x86: Add Silvermont (22nm Atom) support
On Thu, Jul 18, 2013 at 01:36:07PM +0800, Yan, Zheng wrote:
> +static struct event_constraint intel_slm_event_constraints[] __read_mostly =
> +{
> + FIXED_EVENT_CONSTRAINT(0x00c0, 0), /* INST_RETIRED.ANY */
> + FIXED_EVENT_CONSTRAINT(0x003c, 1), /* CPU_CLK_UNHALTED.CORE */
> + FIXED_EVENT_CONSTRAINT(0x013c, 2), /* CPU_CLK_UNHALTED.REF */
> + FIXED_EVENT_CONSTRAINT(0x0300, 2), /* pseudo CPU_CLK_UNHALTED.REF */

So the normal event 0x13c and the fixed counter 2 are normally _not_ the
same. Are they for slm? Are you sure?

> + EVENT_CONSTRAINT_END
> +};


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