CONFIG_CMA_AREAS: Maximum count of the CMA areas

General informations

The Linux kernel configuration item CONFIG_CMA_AREAS has multiple definitions:

Maximum count of the CMA areas found in mm/Kconfig

The configuration item CONFIG_CMA_AREAS:

• prompt: Maximum count of the CMA areas
• type: int
• depends on: ( CONFIG_CMA ) && ( CONFIG_NUMA )
• defined in mm/Kconfig
• found in Linux kernels: 3.17–3.19, 4.0–4.20, 5.0–5.19, 6.0–6.13

Help text

CMA allows to create CMA areas for particular purpose, mainly, used as device private area. This parameter sets the maximum number of CMA area in the system.

If unsure, leave the default value "8" in UMA and "20" in NUMA.

Maximum count of the CMA device-private areas found in drivers/base/Kconfig

The configuration item CONFIG_CMA_AREAS:

• prompt: Maximum count of the CMA device-private areas
• type: int
• depends on: (none)
• defined in drivers/base/Kconfig
• found in Linux kernels: 3.5–3.16

Help text

CMA allows to create CMA areas for particular devices. This parameter sets the maximum number of such device private CMA areas in the system.

If unsure, leave the default value "7".

Hardware

LKDDb

Raw data from LKDDb:

• (none)

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)

Automatic links from Google (and ads)

Custom Search

Popular queries: