CONFIG_TTY_PRINTK: TTY driver to output user messages via printk

General informations

The Linux kernel configuration item CONFIG_TTY_PRINTK has multiple definitions:

TTY driver to output user messages via printk found in drivers/char/Kconfig

The configuration item CONFIG_TTY_PRINTK:

• prompt: TTY driver to output user messages via printk
• type: tristate
• depends on: CONFIG_EXPERT && CONFIG_TTY
• defined in drivers/char/Kconfig
• found in Linux kernels: 3.15–3.19, 4.0–4.20, 5.0–5.19, 6.0–6.12
• modules built: ttyprintk

Help text

If you say Y here, the support for writing user messages (i.e. console messages) via printk is available.

The feature is useful to inline user messages with kernel messages. In order to use this feature, you should output user messages to /dev/ttyprintk or redirect console to this TTY, or boot the kernel with console=ttyprintk.

If unsure, say N.

TTY driver to output user messages via printk found in drivers/char/Kconfig

The configuration item CONFIG_TTY_PRINTK:

• prompt: TTY driver to output user messages via printk
• type: bool
• depends on: CONFIG_EXPERT && CONFIG_TTY
• defined in drivers/char/Kconfig
• found in Linux kernels: 2.6.37–2.6.39, 3.0–3.14
• modules built: ttyprintk

Help text

If you say Y here, the support for writing user messages (i.e. console messages) via printk is available.

The feature is useful to inline user messages with kernel messages. In order to use this feature, you should output user messages to /dev/ttyprintk or redirect console to this TTY.

If unsure, say N.

Hardware

LKDDb

Raw data from LKDDb:

• lkddb module ttyprintk CONFIG_TTY_PRINTK : drivers/char/Kconfig : "TTY driver to output user messages via printk" # in 3.15–3.19, 4.0–4.20, 5.0–5.19, 6.0–6.12

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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