CONFIG_NMI_CHECK_CPU: Debugging for CPUs failing to respond to backtrace requests

General informations

The Linux kernel configuration item CONFIG_NMI_CHECK_CPU:

• prompt: Debugging for CPUs failing to respond to backtrace requests
• type: bool
• depends on: ( CONFIG_DEBUG_KERNEL ) && ( CONFIG_X86 )
• defined in lib/Kconfig.debug
• found in Linux kernels: 6.3–6.12

Help text

Enables debug prints when a CPU fails to respond to a given backtrace NMI. These prints provide some reasons why a CPU might legitimately be failing to respond, for example, if it is offline of if ignore_nmis is set.

Hardware

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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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