Re: [Patch v3 6/8] perf/x86/intel: Fix intel_cap handling on hybrid PMUs

From: Mi, Dapeng

Date: Mon Aug 10 2026 - 08:46:23 EST



On 8/10/2026 8:18 PM, Peter Zijlstra wrote:
> On Fri, Jul 17, 2026 at 04:03:40PM +0800, Dapeng Mi wrote:
>> + /*
>> + * The Perf Metric (Bit 15) is always cleared on P-core of
>> + * RPL and MTL. Details can be found in RPL018 erratum.
>> + * https://edc.intel.com/content/www/us/en/design/products/platforms/details/raptor-lake-s/13th-generation-core-processor-specification-update/errata-details/
>> + */
> Typically intel.com URLs are unstable and not worth the effort of
> including anywhere. I'll strip this out, its probably easy enough to
> google the erratum number.

Sure. Thanks.