* [GIT PULL] Performance events updates for v7.2
@ 2026-06-14 14:50 Ingo Molnar
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From: Ingo Molnar @ 2026-06-14 14:50 UTC (permalink / raw)
To: Linus Torvalds
Cc: linux-kernel, Peter Zijlstra, Arnaldo Carvalho de Melo, Jiri Olsa,
Alexander Shishkin, Mark Rutland, Namhyung Kim, linux-perf-users,
Sean Christopherson
Linus,
Please pull the latest perf/core Git tree from:
git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git perf-core-2026-06-14
for you to fetch changes up to 67d27727854def4a7e2b386429941f5c4741ccc4:
Performance events updates for v7.2:
Core perf code updates:
- Reveal PMU type in fdinfo (Chun-Tse Shao)
Intel CPU PMU driver updates:
- Fix various inaccurate hard-coded event configurations
(Dapeng Mi)
Intel uncore PMU driver updates (Zide Chen):
- Fix discovery unit lookup bug for multi-die systems
- Guard against invalid box control address
- Fix PCI device refcount leak in UPI discovery
- Defer ADL global PMON enable to enable_box() to save power
- Fix uncore_die_to_cpu() for offline dies
- Implement global init callback for GNR uncore
AMD CPU PMU driver updates:
- Always use the NMI latency mitigation (Sandipan Das)
AMD uncore PMU driver updates:
- Use Node ID to identify DF and UMC domains (Sandipan Das)
Thanks,
Ingo
------------------>
Chun-Tse Shao (1):
perf: Reveal PMU type in fdinfo
Dapeng Mi (12):
perf/x86/intel: Consolidate MSR_IA32_PERF_CFG_C tracking
perf/x86/intel: Update event constraints and cache_extra_regsfor ICX
perf/x86/intel: Update event constraints and cache_extra_regsfor SPR
perf/x86/intel: Update event constraints for DMR
perf/x86/intel: Update event constraints and cache_extra_regsfor ADL
perf/x86/intel: Update event constraints and cache_extra_regsfor MTL
perf/x86/intel: Update event constraints and cache_extra_regsfor LNL
perf/x86/intel: Update event constraints and cache_extra_regsfor ARL
perf/x86/intel: Update event constraints for PTL
perf/x86/intel: Update event constraints and cache_extra_regsfor NVL
perf/x86/intel: Update event constraints and cache_extra_regsfor SRF
perf/x86/intel: Update event constraints and cache_extra_regsfor CWF
Sandipan Das (2):
perf/x86/amd/core: Always use the NMI latency mitigation
perf/x86/amd/uncore: Use Node ID to identify DF and UMC domains
Zide Chen (7):
perf/x86/intel/uncore: Fix discovery unit lookup for multi-die systems
perf/x86/intel/uncore: Guard against invalid box control address
perf/x86/intel/uncore: Fix PCI device refcount leak in UPI discovery
perf/x86/intel/uncore: Defer ADL global PMON enable to enable_box()
perf/x86/intel/uncore: Move die_to_cpu() to uncore.c
perf/x86/intel/uncore: Fix uncore_die_to_cpu() for offline dies
perf/x86/intel/uncore: Implement global init callback for GNR uncore
arch/x86/events/amd/core.c | 6 +-
arch/x86/events/amd/uncore.c | 6 +-
arch/x86/events/intel/core.c | 489 ++++++++++++++++++++++++++-----
arch/x86/events/intel/ds.c | 23 +-
arch/x86/events/intel/uncore.c | 32 +-
arch/x86/events/intel/uncore.h | 3 +-
arch/x86/events/intel/uncore_discovery.c | 46 ++-
arch/x86/events/intel/uncore_snb.c | 7 -
arch/x86/events/intel/uncore_snbep.c | 36 +--
arch/x86/events/perf_event.h | 8 +-
kernel/events/core.c | 29 ++
11 files changed, 540 insertions(+), 145 deletions(-)
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2026-06-14 14:50 [GIT PULL] Performance events updates for v7.2 Ingo Molnar
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