CONFIG_DPM_WATCHDOG: Device suspend/resume watchdog

General informations

The Linux kernel configuration item CONFIG_DPM_WATCHDOG:

• prompt: Device suspend/resume watchdog
• type: bool
• depends on: CONFIG_PM_DEBUG && CONFIG_PSTORE && CONFIG_EXPERT
• defined in kernel/power/Kconfig
• found in Linux kernels: 3.13–3.19, 4.0–4.20, 5.0–5.19, 6.0–6.11, 6.12-rc+HEAD

Help text

Sets up a watchdog timer to capture drivers that are locked up attempting to suspend/resume a device. A detected lockup causes system panic with message captured in pstore device for inspection in subsequent boot session.

Hardware

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This page is automaticly generated with free (libre, open) software lkddb(see lkddb-sources).

The data is retrived from:

• Linux kernel
• Linux Kernel Driver DataBase (LKDDb)

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