[Intel-SIG] Backport Arch-PEBS for Intel new platforms#118

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x56Jason wants to merge 89 commits into6.6-velinuxfrom

arch-pebs-6.6-on-cwf-pmu

Commits on Feb 26, 2026

perf/x86/intel: Factor out the initialization code for ADL e-core

Kan Liang
authored and
x56Jason
committed
perf/x86/intel: Apply the common initialization code for ADL

Kan Liang
authored and
x56Jason
committed
perf/x86/intel: Clean up the hybrid CPU type handling code

Kan Liang
authored and
x56Jason
committed
perf/x86/intel: Add common intel_pmu_init_hybrid()

Kan Liang
authored and
x56Jason
committed
perf/x86/intel: Fix broken fixed event constraints extension

Kan Liang
authored and
x56Jason
committed
tools headers UAPI: Sync include/uapi/linux/perf_event.h header with the kernel

Kan Liang
authored and
x56Jason
committed
perf/x86/intel: Correct incorrect 'or' operation for PMU capabilities

Dapeng Mi
authored and
x56Jason
committed
powercap: intel_rapl: Sort header files

zhang-rui
authored and
x56Jason
committed
powercap: intel_rapl: Introduce APIs for PMU support

zhang-rui
authored and
x56Jason
committed
powercap: intel_rapl_tpmi: Enable PMU support

zhang-rui
authored and
x56Jason
committed
perf/x86/intel: Support the PEBS event mask

Kan Liang
authored and
x56Jason
committed
perf/x86: Support counter mask

Kan Liang
authored and
x56Jason
committed
perf/x86: Add Lunar Lake and Arrow Lake support

Kan Liang
authored and
x56Jason
committed
perf/x86/intel: Rename model-specific pebs_latency_data functions

Kan Liang
authored and
x56Jason
committed
perf/x86/intel: Support new data source for Lunar Lake

Kan Liang
authored and
x56Jason
committed
perf/x86: Add config_mask to represent EVENTSEL bitmask

Kan Liang
authored and
x56Jason
committed
perf/x86/intel: Support PERFEVTSEL extension

Kan Liang
authored and
x56Jason
committed
perf/x86/intel: Support Perfmon MSRs aliasing

Kan Liang
authored and
x56Jason
committed
perf/x86/intel/ds: Clarify adaptive PEBS processing

Kan Liang
authored and
x56Jason
committed
perf/x86/intel/ds: Factor out functions for PEBS records processing

Kan Liang
authored and
x56Jason
committed
perf/x86/intel/ds: Simplify the PEBS records processing for adaptive PEBS

Kan Liang
authored and
x56Jason
committed
perf/x86/intel: Support RDPMC metrics clear mode

Kan Liang
authored and
x56Jason
committed
perf/x86/intel/uncore: Add Clearwater Forest support

Kan Liang
authored and
x56Jason
committed
perf/x86/intel/ds: Add PEBS format 6

Kan Liang
authored and
x56Jason
committed
perf/x86/intel/uncore: Clean up func_id

Kan Liang
authored and
x56Jason
committed
perf/x86/intel/uncore: Support more units on Granite Rapids

Kan Liang
authored and
x56Jason
committed
perf/x86/intel: Support PEBS counters snapshotting

Kan Liang
authored and
x56Jason
committed
perf vendor events: Add Clearwaterforest events

captain5050
authored and
x56Jason
committed
perf: Extend per event callchain limit to branch stack

Kan Liang
authored and
x56Jason
committed
perf/x86: Add dynamic constraint

Kan Liang
authored and
x56Jason
committed
perf/x86/intel: Track the num of events needs late setup

Kan Liang
authored and
x56Jason
committed
perf: Extend the bit width of the arch-specific flag

Kan Liang
authored and
x56Jason
committed
perf/x86/intel: Add CPUID enumeration for the auto counter reload

Kan Liang
authored and
x56Jason
committed
perf/x86/intel: Support auto counter reload

Kan Liang
authored and
x56Jason
committed
perf/x86/intel: Don't clear perf metrics overflow bit unconditionally

Dapeng Mi
authored and
x56Jason
committed
perf/x86/intel: Add PMU support for Clearwater Forest

Dapeng Mi
authored and
x56Jason
committed
perf/x86/intel: Parse CPUID archPerfmonExt leaves for non-hybrid CPUs

Dapeng Mi
authored and
x56Jason
committed
perf/x86/intel: Only check the group flag for X86 leader

Kan Liang
authored and
x56Jason
committed
perf/x86/intel: Check the X86 leader for pebs_counter_event_group

Kan Liang
authored and
x56Jason
committed
perf/x86/intel: Check the X86 leader for ACR group

Kan Liang
authored and
x56Jason
committed
perf/x86: Optimize the is_x86_event

Kan Liang
authored and
x56Jason
committed
tools/include: Sync uapi/linux/perf.h with the kernel sources

namhyung
authored and
x56Jason
committed
tools headers: Update the uapi/linux/perf_event.h copy with the kernel sources

namhyung
authored and
x56Jason
committed
perf/uapi: Clean up <uapi/linux/perf_event.h> a bit

ingomolnar
authored and
x56Jason
committed
perf/x86/intel/uncore: Support MSR portal for discovery tables

Kan Liang
authored and
x56Jason
committed
perf/x86/intel/uncore: Support customized MMIO map size

Kan Liang
authored and
x56Jason
committed
perf/x86/intel: Fix crash in icl_update_topdown_event()

Kan Liang
authored and
x56Jason
committed
perf/x86/intel: Fix segfault with PEBS-via-PT with sample_freq

ahunter6
authored and
x56Jason
committed
perf/x86/intel/ds: Fix counter backwards of non-precise events counters-snapshotting

Kan Liang
authored and
x56Jason
committed
perf/x86/intel: Fix event constraints for LNC

Kan Liang
authored and
x56Jason
committed
perf/x86/intel: Fix bitmask of OCR and FRONTEND events for LNC

Kan Liang
authored and
x56Jason
committed
perf/x86/intel: Fix incorrect MSR index calculations in intel_pmu_config_acr()

Dapeng Mi
authored and
x56Jason
committed
tools/include: Sync x86 headers with the kernel sources

namhyung
authored and
x56Jason
committed
x86/msr: Standardize on u64 in <asm/msr-index.h>

ingomolnar
authored and
x56Jason
committed
tools arch x86: Sync the msr-index.h copy with the kernel sources

acmel
authored and
x56Jason
committed
perf/x86/intel: Fix IA32_PMC_x_CFG_B MSRs access error

Dapeng Mi
authored and
x56Jason
committed
KVM: x86/pmu: Add common define to capture fixed counters offset

sean-jc
authored and
x56Jason
committed
KVM: x86/pmu: Change ambiguous _mask suffix to _rsvd in kvm_pmu

Dapeng Mi
authored and
x56Jason
committed
KVM: x86/pmu: Manipulate FIXED_CTR_CTRL MSR with macros

Dapeng Mi
authored and
x56Jason
committed
perf/x86/intel: Add ICL_FIXED_0_ADAPTIVE bit into INTEL_FIXED_BITS_MASK

Dapeng Mi
authored and
x56Jason
committed
perf/x86: Print PMU counters bitmap in x86_pmu_show_pmu_cap()

Dapeng Mi
authored and
x56Jason
committed
perf mem: Fix printing PERF_MEM_LVLNUM_{L2_MHB|MSC}

tlfalcon
authored and
x56Jason
committed
perf/x86/intel: Decouple BTS initialization from PEBS initialization

Dapeng Mi
authored and
x56Jason
committed
perf/x86/intel: Rename x86_pmu.pebs to x86_pmu.ds_pebs

Dapeng Mi
authored and
x56Jason
committed
perf/x86/intel: Introduce pairs of PEBS static calls

Dapeng Mi
authored and
x56Jason
committed
perf/x86/intel: Use early_initcall() to hook bts_init()

Dapeng Mi
authored and
x56Jason
committed
perf/x86: Add PERF_CAP_PEBS_TIMING_INFO flag

Dapeng Mi
authored and
x56Jason
committed
perf/x86/intel/ds: Remove redundant assignments to sample.period

Changbin Du
authored and
x56Jason
committed
perf/core: Check sample_type in perf_sample_save_callchain

yabinc
authored and
x56Jason
committed
perf/core: Check sample_type in perf_sample_save_brstack

yabinc
authored and
x56Jason
committed
perf/x86/intel: Fix KASAN global-out-of-bounds warning

Dapeng Mi
authored and
x56Jason
committed
perf/x86: Remove redundant is_x86_event() prototype

Dapeng Mi
authored and
x56Jason
committed
perf/x86: Fix NULL event access and potential PEBS record loss

Dapeng Mi
authored and
x56Jason
committed
perf/x86/intel: Replace x86_pmu.drain_pebs calling with static call

Dapeng Mi
authored and
x56Jason
committed
perf/x86/intel: Correct large PEBS flag check

Dapeng Mi
authored and
x56Jason
committed
perf/x86/intel: Initialize architectural PEBS

Dapeng Mi
authored and
x56Jason
committed
perf/x86/intel/ds: Factor out PEBS record processing code to functions

Dapeng Mi
authored and
x56Jason
committed
perf/x86/intel/ds: Factor out PEBS group processing code to functions

Dapeng Mi
authored and
x56Jason
committed
perf/x86/intel: Process arch-PEBS records or record fragments

Dapeng Mi
authored and
x56Jason
committed
perf/x86/intel: Allocate arch-PEBS buffer and initialize PEBS_BASE MSR

Dapeng Mi
authored and
x56Jason
committed
perf/x86/intel: Update dyn_constraint base on PEBS event precise level

Dapeng Mi
authored and
x56Jason
committed
perf/x86/intel: Setup PEBS data configuration and enable legacy groups

Dapeng Mi
authored and
x56Jason
committed
perf/x86/intel: Add counter group support for arch-PEBS

Dapeng Mi
authored and
x56Jason
committed
perf/x86/intel: Add a check for dynamic constraints

Kan Liang
authored and
x56Jason
committed
perf/x86/intel: Check PEBS dyn_constraints

Peter Zijlstra
authored and
x56Jason
committed
perf/x86/intel: Optimize PEBS extended config

Peter Zijlstra
authored and
x56Jason
committed
perf/x86/intel: Fix and clean up intel_pmu_drain_arch_pebs() type use

ingomolnar
authored and
x56Jason
committed
perf/x86/intel: Fix NULL event dereference crash in handle_pmi_common()

Evan Li
authored and
x56Jason
committed
tools headers: Sync x86 headers with kernel sources

namhyung
authored and
x56Jason
committed