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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:

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:

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

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