CONFIG_PSTORE_FTRACE: Persistent function tracer

General informations

The Linux kernel configuration item CONFIG_PSTORE_FTRACE:

• prompt: Persistent function tracer
• type: bool
• depends on: ( CONFIG_PSTORE ) && ( CONFIG_FUNCTION_TRACER ) && ( CONFIG_DEBUG_FS )
• defined in fs/pstore/Kconfig
• found in Linux kernels: 3.6–3.19, 4.0–4.20, 5.0–5.19, 6.0–6.8, 6.9-rc+HEAD

Help text

With this option kernel traces function calls into a persistent ram buffer that can be decoded and dumped after reboot through pstore filesystem. It can be used to determine what function was last called before a reset or panic.

If unsure, say N.

Hardware

LKDDb

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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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