Messages in this thread Patch in this message | | | From | kan.liang@linux ... | Subject | [PATCH 4/4] perf/x86/intel: Support Extended PEBS for Goldmont Plus | Date | Thu, 8 Mar 2018 18:15:42 -0800 |
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From: Kan Liang <kan.liang@linux.intel.com>
Enable the extended PEBS for Goldmont Plus.
There is no specific PEBS constrains for Goldmont Plus. Removing the pebs_constraints for Goldmont Plus.
Signed-off-by: Kan Liang <kan.liang@linux.intel.com> --- arch/x86/events/intel/core.c | 2 +- arch/x86/events/intel/ds.c | 6 ------ 2 files changed, 1 insertion(+), 7 deletions(-)
diff --git a/arch/x86/events/intel/core.c b/arch/x86/events/intel/core.c index 86149b87cce8..7d7c02ed714b 100644 --- a/arch/x86/events/intel/core.c +++ b/arch/x86/events/intel/core.c @@ -4069,7 +4069,6 @@ __init int intel_pmu_init(void) intel_pmu_lbr_init_skl(); x86_pmu.event_constraints = intel_slm_event_constraints; - x86_pmu.pebs_constraints = intel_glp_pebs_event_constraints; x86_pmu.extra_regs = intel_glm_extra_regs; /* * It's recommended to use CPU_CLK_UNHALTED.CORE_P + NPEBS @@ -4079,6 +4078,7 @@ __init int intel_pmu_init(void) x86_pmu.pebs_prec_dist = true; x86_pmu.lbr_pt_coexist = true; x86_pmu.flags |= PMU_FL_HAS_RSP_1; + x86_pmu.flags |= PMU_FL_PEBS_ALL; x86_pmu.get_event_constraints = glp_get_event_constraints; x86_pmu.cpu_events = glm_events_attrs; /* Goldmont Plus has 4-wide pipeline */ diff --git a/arch/x86/events/intel/ds.c b/arch/x86/events/intel/ds.c index 48b31319e401..c1749bb77417 100644 --- a/arch/x86/events/intel/ds.c +++ b/arch/x86/events/intel/ds.c @@ -711,12 +711,6 @@ struct event_constraint intel_glm_pebs_event_constraints[] = { EVENT_CONSTRAINT_END }; -struct event_constraint intel_glp_pebs_event_constraints[] = { - /* Allow all events as PEBS with no flags */ - INTEL_ALL_EVENT_CONSTRAINT(0, 0xf), - EVENT_CONSTRAINT_END -}; - struct event_constraint intel_nehalem_pebs_event_constraints[] = { INTEL_PLD_CONSTRAINT(0x100b, 0xf), /* MEM_INST_RETIRED.* */ INTEL_FLAGS_EVENT_CONSTRAINT(0x0f, 0xf), /* MEM_UNCORE_RETIRED.* */ -- 2.14.3
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