suspend to ram · Supported

Maintainers

• M "Rafael J. Wysocki" <rafael@kernel.org>
• R Len Brown <lenb@kernel.org>
• R Pavel Machek <pavel@kernel.org>

Paths

• F Documentation/power/
• F arch/x86/kernel/acpi/sleep*
• F arch/x86/kernel/acpi/wakeup*
• F drivers/base/power/
• F include/linux/freezer.h
• F include/linux/pm.h
• F include/linux/suspend.h
• F kernel/power/

Last 30 days

Active reviewers (last 30 days)

• Rafael J. Wysocki (Intel) <rafael@kernel.org>
  2 attestations (2 Acked-by) · last on 2026-07-29

Recent patches

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

• COOLING6d [PATCH v4 3/4] PM: hibernate: notify on image write failure
  2026-07-29 · Haowen Tu <hidden>
• COOLING6d REVIEWED: 18 (18M) [PATCH v4 2/4] PM: hibernate: add pm_hibernation_snapshot_done() helper
  2026-07-29 · Haowen Tu <hidden>
• COOLING6d REVIEWED: 18 (18M) [PATCH v4 1/4] PM: hibernate: clear in_suspend before freeing the snapshot
  2026-07-29 · Haowen Tu <hidden>
• COOLING6d [PATCH v3 2/3] PM: hibernate: add pm_hibernation_snapshot_done() helper
  2026-06-18 · Haowen Tu <hidden>
• COOLING6d [PATCH v3 1/3] PM: hibernate: clear in_suspend before freeing the snapshot
  2026-06-18 · Haowen Tu <hidden>
• COOLING6d [PATCH v2 1/2] PM: hibernate: add pm_hibernation_snapshot_done() helper
  2026-05-28 · Haowen Tu <hidden>
• COLD56d [PATCH 04/11] treewide: Convert struct kernel_param_ops initializers to DEFINE_KERNEL_PARAM_OPS
  2026-05-21 · Kees Cook <kees@kernel.org>
• STALE264d REVIEWED: 1 (0M) [PATCH v10 1/3] PM: Introduce new PMSG_POWEROFF event
  2025-11-12 · "Mario Limonciello (AMD)" <superm1@kernel.org>
• STALE271d REVIEWED: 1 (0M) [PATCH v9 1/4] PM: Introduce new PMSG_POWEROFF event
  2025-10-26 · "Mario Limonciello (AMD)" <superm1@kernel.org>
• STALE297d [PATCH v4 1/5] PM: wakeup: Add out-of-band system wakeup support for devices
  2025-09-22 · Peng Fan <peng.fan@nxp.com>
• STALE318d [PATCH 1/5] PM: wakeup: Add out-of-band system wakeup support for devices
  2025-09-22 · Peng Fan <peng.fan@nxp.com>
• STALE321d REVIEWED: 1 (0M) [PATCH v8 1/4] PM: Introduce new PMSG_POWEROFF event
  2025-09-18 · "Mario Limonciello (AMD)" <superm1@kernel.org>
• STALE329d [PATCH v7 12/12] Documentation: power: Add document on debugging shutdown hangs
  2025-09-09 · "Mario Limonciello (AMD)" <superm1@kernel.org>
• STALE329d REVIEWED: 1 (0M) [PATCH v7 01/12] PM: Introduce new PMSG_POWEROFF event
  2025-09-09 · "Mario Limonciello (AMD)" <superm1@kernel.org>
• STALE331d REVIEWED: 1 (0M) [PATCH v6 RESEND 01/11] PM: Introduce new PMSG_POWEROFF event
  2025-09-06 · "Mario Limonciello (AMD)" <superm1@kernel.org>
• STALE321d [PATCH v3 1/4] pmdomain: core: Introduce device_set/get_out_band_wakeup()
  2025-09-02 · Peng Fan <peng.fan@nxp.com>
• STALE331d REVIEWED: 1 (0M) [PATCH v6 01/11] PM: Introduce new PMSG_POWEROFF event
  2025-08-18 · "Mario Limonciello (AMD)" <superm1@kernel.org>
• STALE358d REVIEWED: 1 (0M) [PATCH v5 01/11] PM: Introduce new PMSG_POWEROFF event
  2025-08-11 · "Mario Limonciello (AMD)" <superm1@kernel.org>
• STALE346d [PATCH v2 1/3] pmdomain: core: Introduce device_set/get_out_band_wakeup()
  2025-08-01 · Peng Fan <peng.fan@nxp.com>
• STALE374d REVIEWED: 1 (0M) [PATCH v4 1/5] PM: Use hibernate flows for system power off
  2025-06-16 · Mario Limonciello <superm1@kernel.org>
• STALE423d REVIEWED: 1 (0M) [PATCH v3 1/5] PM: Use hibernate flows for system power off
  2025-06-09 · Mario Limonciello <superm1@kernel.org>
• STALE188d [PATCH v2 4/5] power: supply: core: add vendor and product id properties
  2025-05-08 · Amit Sunil Dhamne via B4 Relay <devnull+amitsd.google.com@kernel.org>
• STALE484d [PATCH 4/5] power: supply: core: add vendor and product id properties
  2025-03-12 · Amit Sunil Dhamne via B4 Relay <devnull+amitsd.google.com@kernel.org>
• STALE569d [PATCH] USB: Prevent xhci from resuming root hub during suspend entrance
  2025-01-10 · Yo-Jung (Leo) Lin <hidden>
• STALE622d LANDED [PATCH v4] USB: Fix the issue of task recovery failure caused by USB status when S4 wakes up
  2024-10-24 · Duan Chenghao <hidden>
• STALE622d [PATCH v3] USB: Fix the issue of task recovery failure caused by USB status when S4 wakes up
  2024-10-12 · Duan Chenghao <hidden>
• STALE664d [PATCH v2] USB: Fix the issue of S4 wakeup queisce phase where task resumption fails due to USB status
  2024-09-25 · dengjie <hidden>
• STALE664d [PATCH] KYLIN: USB: Fix the issue of S4 wakeup queisce phase where task resumption fails due to USB status
  2024-09-23 · dengjie03 <hidden>
• STALE994d [PATCH] rpm: pm: enable PM_RPM_EXCEPTION config flag
  2023-10-31 · Guan-Yu Lin <hidden>
• STALE1552d [PATCH v14 2/7] PM / wakeup: Add device_children_wakeup_capable()
  2022-04-19 · Sandeep Maheswaram <hidden>