Re: [RESEND PATCH V3 2/8] perf/x86/intel: Basic support for metrics counters

From: Peter Zijlstra
Date: Wed Aug 28 2019 - 04:52:33 EST


On Mon, Aug 26, 2019 at 07:47:34AM -0700, kan.liang@xxxxxxxxxxxxxxx wrote:
> +#define INTEL_PMC_IDX_FIXED_METRIC_BASE (INTEL_PMC_IDX_FIXED + 16)
> +#define INTEL_PMC_IDX_TD_RETIRING (INTEL_PMC_IDX_FIXED_METRIC_BASE + 0)
> +#define INTEL_PMC_IDX_TD_BAD_SPEC (INTEL_PMC_IDX_FIXED_METRIC_BASE + 1)
> +#define INTEL_PMC_IDX_TD_FE_BOUND (INTEL_PMC_IDX_FIXED_METRIC_BASE + 2)
> +#define INTEL_PMC_IDX_TD_BE_BOUND (INTEL_PMC_IDX_FIXED_METRIC_BASE + 3)
> +#define INTEL_PMC_MSK_TOPDOWN ((0xfull << INTEL_PMC_IDX_FIXED_METRIC_BASE) | \
> + INTEL_PMC_MSK_FIXED_SLOTS)

> +
> +#define INTEL_PMC_CLEAR_TOPDOWN_BIT(bit) (~(0x1ull << bit) & INTEL_PMC_MSK_TOPDOWN)

That thing is a clear misnomer; it is OTHER_TOPDOWN_BITS(). Fixed that
too.