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)

• COOLING6d Linux 6.12.97
  2026-07-24 15:06 · 1 reply in 7d · Greg Kroah-Hartman <gregkh@linuxfoundation.org>

Recent patches

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

• DORMANTno replies Re: Linux 6.12.97
  2026-07-24 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• COOLING7d Re: Linux 6.6.145
  2026-07-24 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• DORMANTno replies Re: Linux 6.1.178
  2026-07-24 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• DORMANTno replies Re: Linux 5.10.261
  2026-07-24 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• DORMANTno replies Re: Linux 5.15.212
  2026-07-24 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• COOLING7d FAILED: patch "[PATCH] cpu: hotplug: Bound hotplug states sysfs output" failed to apply to 5.10-stable tree
  2026-07-20 · <gregkh@linuxfoundation.org>
• DORMANTno replies [tip: smp/urgent] cpu: hotplug: Preserve per instance callback errors
  2026-06-21 · tip-bot2 for Bradley Morgan <hidden>
• COLD39d [tip: smp/urgent] cpu: hotplug: Bound hotplug states sysfs output
  2026-06-21 · tip-bot2 for Bradley Morgan <hidden>
• COLD39d [PATCH 2/2] cpu: hotplug: bound hotplug states sysfs output
  2026-06-19 · Bradley Morgan <hidden>
• COLD39d [PATCH 1/2] cpu: hotplug: preserve per instance callback errors
  2026-06-19 · Bradley Morgan <hidden>
• COLD59d Re: Linux 6.1.175
  2026-06-01 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• COLD58d [PATCH 6.1 510/969] padata: Put CPU offline callback in ONLINE section to allow failure
  2026-05-30 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• STALE69d Re: Linux 7.0.10
  2026-05-23 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• DORMANTno replies Re: Linux 6.18.33
  2026-05-23 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• STALE63d Re: Linux 6.12.91
  2026-05-23 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• DORMANTno replies Re: Linux 6.6.141
  2026-05-23 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• STALE64d [PATCH 6.6 113/508] padata: Put CPU offline callback in ONLINE section to allow failure
  2026-05-20 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• STALE65d [PATCH 6.12 160/666] padata: Put CPU offline callback in ONLINE section to allow failure
  2026-05-20 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• STALE64d [PATCH 6.18 233/957] padata: Put CPU offline callback in ONLINE section to allow failure
  2026-05-20 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• STALE70d [PATCH 7.0 0307/1146] padata: Put CPU offline callback in ONLINE section to allow failure
  2026-05-20 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• DORMANTno replies Re: Linux 6.17.13
  2025-12-18 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• STALE225d Re: Linux 6.18.2
  2025-12-18 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• STALE214d [PATCH 6.18 598/614] cpu: Make atomic hotplug callbacks run with interrupts disabled on UP
  2025-12-16 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• STALE224d [PATCH 6.17 495/507] cpu: Make atomic hotplug callbacks run with interrupts disabled on UP
  2025-12-16 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• DORMANTno replies Re: Linux 6.16.7
  2025-09-11 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• STALE322d Re: Linux 6.12.47
  2025-09-11 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• STALE322d Re: Linux 6.6.106
  2025-09-11 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• DORMANTno replies Re: Linux 6.1.152
  2025-09-11 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• DORMANTno replies Re: Linux 5.15.193
  2025-09-11 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• DORMANTno replies Re: Linux 5.10.244
  2025-09-11 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>

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.

• DORMANTno replies Re: Linux 6.6.141
  2026-05-23 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• STALE63d Re: Linux 6.12.91
  2026-05-23 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• DORMANTno replies Re: Linux 6.18.33
  2026-05-23 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• STALE69d Re: Linux 7.0.10
  2026-05-23 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• COLD59d Re: Linux 6.1.175
  2026-06-01 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• COLD39d [tip: smp/urgent] cpu: hotplug: Bound hotplug states sysfs output
  2026-06-21 · tip-bot2 for Bradley Morgan <hidden>
• DORMANTno replies [tip: smp/urgent] cpu: hotplug: Preserve per instance callback errors
  2026-06-21 · tip-bot2 for Bradley Morgan <hidden>