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

Most active threads (last 7 days)

• HOTtoday [PATCH v3 00/26] Introduce meminspect
  2026-07-08 05:33 · 1 reply in 7d · Mukesh Ojha <hidden>

Recent patches

Most-recent 22 patches in this subsystem on linux-arm-msm, ordered by date desc.

• HOTtoday [PATCH v3 04/26] cpu: Annotate static information into meminspect
  2026-07-08 · Mukesh Ojha <hidden>
• COOLING5d [PATCH] kernel/cpu: Disallow offlining boot CPU based on config
  2026-06-05 · Sneh Mankad <hidden>
• COLD48d [PATCH v2 04/25] cpu: Annotate static information into meminspect
  2026-03-10 · Mukesh Ojha <hidden>
• STALE167d [PATCH 04/26] cpu: Annotate static information into meminspect
  2025-11-19 · Eugen Hristev <hidden>
• STALE310d [RFC][PATCH v2 08/29] cpu: Annotate static information into Kmemdump
  2025-07-24 · Eugen Hristev <hidden>
• STALE916d [PATCH 1/2] cpu: allow matching cpu_subsys devices against OF nodes
  2023-12-31 · Dmitry Baryshkov <hidden>
• STALE2325d REVIEWED: 1 (0M) [PATCH v5 12/15] cpuidle: psci: Support CPU hotplug for the hierarchical model
  2019-12-30 · Ulf Hansson <hidden>
• STALE2392d [PATCH v4 12/14] cpuidle: psci: Support CPU hotplug for the hierarchical model
  2019-12-11 · Ulf Hansson <hidden>
• STALE2401d [PATCH] cpuidle: psci: Support CPU hotplug for the hierarchical model
  2019-12-05 · Ulf Hansson <hidden>
• STALE2808d [PATCH RFC v1 7/8] drivers: qcom: cpu_pd: Handle cpu hotplug in the domain
  2018-10-10 · Raju P.L.S.S.S.N <hidden>
• STALE2861d Re: [PATCH] cpu/hotplug: Fix rollback during error-out in takedown_cpu()
  2018-09-05 · Mukesh Ojha <hidden>
• STALE2861d [PATCH] cpu/hotplug: Fix acquire of st->should_run in cpuhp_thread_fun()
  2018-09-05 · Neeraj Upadhyay <hidden>
• STALE2861d [PATCH] cpu/hotplug: Fix rollback during error-out in takedown_cpu()
  2018-09-04 · Neeraj Upadhyay <hidden>
• STALE3403d [PATCH V5 3/9] kernel/cpu_pm: Add runtime PM support for CPUs
  2017-03-03 · Lina Iyer <hidden>
• STALE3437d [PATCH v10] perf: add qcom l2 cache perf events driver
  2017-02-07 · Neil Leeder <hidden>
• STALE3438d [PATCH v9] perf: add qcom l2 cache perf events driver
  2017-02-03 · Neil Leeder <hidden>
• STALE3442d [PATCH v8] perf: add qcom l2 cache perf events driver
  2017-01-16 · Neil Leeder <hidden>
• STALE3521d [PATCH v7] soc: qcom: add l2 cache perf events driver
  2016-10-28 · Neil Leeder <hidden>
• STALE3539d [PATCH v6] soc: qcom: add l2 cache perf events driver
  2016-09-21 · Neil Leeder <hidden>
• STALE3576d [PATCH v5] soc: qcom: add l2 cache perf events driver
  2016-09-21 · Neil Leeder <hidden>
• STALE3581d [PATCH v4 2/2] soc: qcom: add l2 cache perf events driver
  2016-08-30 · Neil Leeder <hidden>
• STALE4365d [PATCH] sched: Remove synchronize rcu/sched calls from _cpu_down
  2014-07-25 · Kaushal Kumar <hidden>

Quiet for 30+ days

Patches with no review trailers and no replies. Either the author is heads-down elsewhere or these slipped through. Oldest first.

• COLD48d [PATCH v2 04/25] cpu: Annotate static information into meminspect
  2026-03-10 · Mukesh Ojha <hidden>