CONFIG_DETECT_HUNG_TASK_BLOCKER: Dump Hung Tasks Blocker

General informations

The Linux kernel configuration item CONFIG_DETECT_HUNG_TASK_BLOCKER:

• prompt: Dump Hung Tasks Blocker
• type: bool
• depends on: ( CONFIG_DETECT_HUNG_TASK ) && (! CONFIG_PREEMPT_RT )
• defined in lib/Kconfig.debug
• found in Linux kernels: 6.15–6.19, 7.0–7.2, 7.3-rc+HEAD

Help text

Say Y here to show a possible blocker task's stacktrace when a hung task is waiting on a mutex, semaphore, or rwsem. This will add a bit of overhead but shows suspicious tasks and call traces for waits on one of these locks.

Hardware

LKDDb

Raw data from LKDDb:

• (none)

Sources

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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