[GIT PULL] perf events fixes

[Ingo Molnar <mingo@kernel.org>]

Linus,

Please pull the latest perf/urgent Git tree from:

   git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git perf-urgent-2026-09-27

for you to fetch changes up to 24b620729e53d978b3e425f55bc66efd3bab1f59:

Perf events fixes:

 - Fixes for KVM guest PEBS virtualization (Sean Christopherson)

 - Fixes for various Intel PMUs related to PEBS data-source
   (Dapeng Mi)

 - Fix Intel Panther Cove event scheduling constraints (Dapeng Mi)

 - Fix Intel DMR/NVL OMR extra registers event scheduling (Dapeng Mi)

 - Rename two confusingly named PMU attributes (Dapeng Mi)

 - Fix a refcount leak in attach_perf_ctx_data() (Namhyung Kim)

 - Fix NULL pointer dereference crash in __perf_pmu_sched_task()
   (Puranjay Mohan)

 - Fix CPU-wide event scheduling (Puranjay Mohan)

 - Fix x86 LBR branch entry generation (Puranjay Mohan)

 Thanks,

	Ingo

------------------>
Dapeng Mi (12):
      perf/x86/intel: Fix GRT PEBS load/store direction for latency events, to fix sample classification
      perf/x86/intel: Fix CMT PEBS load/store direction for latency events, to fix sample classification
      perf/x86/intel: Fix DKT PEBS load/store direction for latency events, to fix sample classification
      perf/x86/intel: Update arw_latency_data() mem-op direction handling
      perf/x86/intel: Remove incorrect LionCove PEBS data-source constraints
      perf/x86/intel: Remove incorrect Panther Cove PEBS data-source constraints
      perf/x86/intel: Fix Panther Cove PEBS data-source snoop states
      perf/x86/intel: Delete dead NVL PEBS data-source initcall
      perf/x86/intel: Constrain Panther Cove UOPS_DISPATCHED events to PMCs 0-3
      perf/x86/intel: Fix precise OMR event scheduling for DMR/NVL
      perf/x86/intel: Rename DMR offcore_rsp attribute to offmodule_rsp
      perf/x86/intel: Rename NVL offcore_rsp attribute to offmodule_rsp

Namhyung Kim (1):
      perf/core: Fix a refcount leak in attach_perf_ctx_data()

Puranjay Mohan (3):
      perf/core: Fix NULL pmu_ctx passed to pmu->sched_task()
      perf/core: Run sched_task() for PMUs with only CPU-wide events
      perf/core: Fill branch entries with a single assignment

Sean Christopherson (4):
      perf/x86/intel: Ensure KVM guest PEBS path doesn't set unwanted PERF_GLOBAL_CTRL bits
      perf/x86/intel: Don't write PEBS_ENABLED on host<=>guest xfers if CPU has PEBS isolation, to fix stuck PEBS_ENABLED
      perf/x86/intel: Don't pointlessly context switch DS_AREA (and PEBS config) if PEBS is unused
      perf/x86/intel: Make @data a mandatory param for intel_guest_get_msrs()


 arch/x86/events/amd/brs.c    |   9 ++-
 arch/x86/events/amd/lbr.c    |  16 +++---
 arch/x86/events/intel/core.c | 131 +++++++++++++++++++++++++++++++++----------
 arch/x86/events/intel/ds.c   |  74 +++++++++++-------------
 arch/x86/events/intel/lbr.c  |  65 +++++++++++----------
 arch/x86/events/perf_event.h |   4 --
 drivers/perf/arm_brbe.c      |   2 +-
 include/linux/perf_event.h   |  17 ------
 kernel/events/core.c         |  17 ++++--
 9 files changed, 196 insertions(+), 139 deletions(-)