CONFIG_EXT4_DEBUG: Ext4 debugging support

General informations

The Linux kernel configuration item CONFIG_EXT4_DEBUG has multiple definitions:

Ext4 debugging support found in fs/ext4/Kconfig

The configuration item CONFIG_EXT4_DEBUG:

• prompt: Ext4 debugging support
• type: bool
• depends on: CONFIG_EXT4_FS
• defined in fs/ext4/Kconfig
• found in Linux kernels: 5.1–5.19, 6.0–6.12

Help text

Enables run-time debugging support for the ext4 filesystem.

If you select Y here, then you will be able to turn on debugging using dynamic debug control for mb_debug() / ext_debug() msgs.

EXT4 debugging support found in fs/ext4/Kconfig

The configuration item CONFIG_EXT4_DEBUG:

• prompt: EXT4 debugging support
• type: bool
• depends on: CONFIG_EXT4_FS
• defined in fs/ext4/Kconfig
• found in Linux kernels: 2.6.32–2.6.39, 3.0–3.19, 4.0–4.20, 5.0

Help text

Enables run-time debugging support for the ext4 filesystem.

If you select Y here, then you will be able to turn on debugging with a command such as: echo 1 > /sys/module/ext4/parameters/mballoc_debug

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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