cpu hotplug · Maintained

Maintainers

• M Thomas Gleixner <tglx@kernel.org>
• M Peter Zijlstra <peterz@infradead.org>

Paths

• F include/linux/cpu.h
• F include/linux/cpuhotplug.h
• F include/linux/cpuhplock.h
• F include/linux/smpboot.h
• F kernel/cpu.c
• F kernel/smpboot.*
• F rust/helpers/cpu.c
• F rust/kernel/cpu.rs

Last 30 days

Recent patches

Most-recent 30 patches in this subsystem on linuxppc-dev (capped at 30), ordered by date desc.

• COOLING12d REVIEWED: 41 (41M) [PATCH v5 9/9] driver core: Replace dev->offline + ->offline_disabled with accessors
  2026-04-06 · Douglas Anderson <dianders@chromium.org>
• STALE92d REVIEWED: 8 (8M) [PATCH v4 9/9] driver core: Replace dev->offline + ->offline_disabled with accessors
  2026-04-04 · Douglas Anderson <dianders@chromium.org>
• STALE95d [PATCH v3 9/9] driver core: Replace dev->offline + ->offline_disabled with DEV_FLAGs
  2026-04-03 · Douglas Anderson <dianders@chromium.org>
• STALE329d [RFC v2 2/9] cpumask: Introduce cpu_avoid_mask
  2025-06-25 · Shrikanth Hegde <hidden>
• STALE547d [PATCH 1/2] powerpc/vpa_dtl: Add interface to expose vpa dtl counters via perf
  2024-12-16 · Kajol Jain <hidden>
• DORMANTno replies [PATCH v2] lazy tlb: fix hotplug exit race with MMU_LAZY_TLB_SHOOTDOWN
  2024-11-04 · Herton R. Krzesinski <hidden>
• STALE613d [PATCH] lazy tlb: fix hotplug exit race with MMU_LAZY_TLB_SHOOTDOWN
  2024-11-01 · Herton R. Krzesinski <hidden>
• STALE663d [PATCH 1/2] powerpc/vpa_pmu: Add interface to expose vpa counters via perf
  2024-08-28 · Kajol Jain <hidden>
• STALE695d [RFC 1/2] powerpc/vpa_pmu: Add interface to expose vpa counters via perf
  2024-08-05 · Kajol Jain <hidden>
• STALE694d [PATCH v2 1/2] cpu/SMT: Enable SMT only if a core is online
  2024-07-31 · Nysal Jan K.A. <hidden>
• STALE737d [PATCH 1/2] cpu/SMT: Enable SMT only if a core is online
  2024-06-12 · Nysal Jan K.A. <hidden>
• STALE821d LANDED [PATCH v4 02/10] cpu/SMT: Move SMT prototypes into cpu_smt.h
  2023-07-05 · Laurent Dufour <hidden>
• STALE821d LANDED [PATCH v4 07/10] cpu/SMT: Allow enabling partial SMT states via sysfs
  2023-07-05 · Laurent Dufour <hidden>
• STALE821d LANDED [PATCH v4 06/10] cpu/SMT: Create topology_smt_thread_allowed()
  2023-07-05 · Laurent Dufour <hidden>
• STALE821d LANDED [PATCH v4 03/10] cpu/SMT: Move smt/control simple exit cases earlier
  2023-07-05 · Laurent Dufour <hidden>
• STALE821d LANDED [PATCH v4 04/10] cpu/SMT: Store the current/max number of threads
  2023-07-05 · Laurent Dufour <hidden>
• STALE821d LANDED [PATCH v4 05/10] cpu/SMT: Remove topology_smt_supported()
  2023-07-05 · Laurent Dufour <hidden>
• STALE821d LANDED [PATCH v4 01/10] cpu/hotplug: remove dependancy against cpu_primary_thread_mask
  2023-07-05 · Laurent Dufour <hidden>
• STALE1099d [PATCH v3 2/9] cpu/SMT: Move smt/control simple exit cases earlier
  2023-06-29 · Laurent Dufour <hidden>
• STALE1099d [PATCH v3 5/9] cpu/SMT: Create topology_smt_thread_allowed()
  2023-06-29 · Laurent Dufour <hidden>
• STALE1099d [PATCH v3 6/9] cpu/SMT: Allow enabling partial SMT states via sysfs
  2023-06-29 · Laurent Dufour <hidden>
• STALE1099d [PATCH v3 4/9] cpu/SMT: Remove topology_smt_supported()
  2023-06-29 · Laurent Dufour <hidden>
• STALE1099d [PATCH v3 3/9] cpu/SMT: Store the current/max number of threads
  2023-06-29 · Laurent Dufour <hidden>
• STALE1099d [PATCH v3 1/9] cpu/SMT: Move SMT prototypes into cpu_smt.h
  2023-06-29 · Laurent Dufour <hidden>
• STALE1105d [PATCH v2 2/9] cpu/SMT: Move smt/control simple exit cases earlier
  2023-06-28 · Laurent Dufour <hidden>
• STALE1105d [PATCH v2 4/9] cpu/SMT: Remove topology_smt_supported()
  2023-06-28 · Laurent Dufour <hidden>
• STALE1105d [PATCH v2 3/9] cpu/SMT: Store the current/max number of threads
  2023-06-28 · Laurent Dufour <hidden>
• STALE1105d [PATCH v2 1/9] cpu/SMT: Move SMT prototypes into cpu_smt.h
  2023-06-28 · Laurent Dufour <hidden>
• STALE1105d [PATCH v2 6/9] cpu/SMT: Allow enabling partial SMT states via sysfs
  2023-06-28 · Laurent Dufour <hidden>
• STALE1105d [PATCH v2 5/9] cpu/SMT: Create topology_smt_thread_allowed()
  2023-06-28 · Laurent Dufour <hidden>