Re: [PATCH] perf/x86/intel: Fix SLOTS pebs event constraint

On Tue, Jul 23, 2019 at 01:04:29PM -0700, kan.liang@linux.intel.com wrote:

From: Kan Liang kan.liang@linux.intel.com

Sampling SLOTS event and ref-cycles event in a group on Icelake gives EINVAL.

SLOTS event is the event stands for the fixed counter 3, not fixed counter 2. Wrong mask was set to SLOTS event in intel_icl_pebs_event_constraints[].

Fixes: 6017608936c1 ("perf/x86/intel: Add Icelake support") Reported-by: Andi Kleen ak@linux.intel.com Signed-off-by: Kan Liang kan.liang@linux.intel.com

Thanks!