CONFIG_BOUNCE: Enable bounce buffers

General informations

The Linux kernel configuration item CONFIG_BOUNCE has multiple definitions:

Enable bounce buffers found in mm/Kconfig

The configuration item CONFIG_BOUNCE:

• prompt: Enable bounce buffers
• type: bool
• depends on: CONFIG_BLOCK && CONFIG_MMU && CONFIG_HIGHMEM
• defined in mm/Kconfig
• found in Linux kernels: 3.10–3.19, 4.0–4.20, 5.0–5.19, 6.0–6.8, 6.9-rc+HEAD

Help text

Enable bounce buffers for devices that cannot access the full range of memory available to the CPU. Enabled by default when HIGHMEM is selected, but you may say n to override this.

found in mm/Kconfig

The configuration item CONFIG_BOUNCE:

• prompt:
• type: bool
• depends on: CONFIG_BLOCK && CONFIG_MMU && ( CONFIG_ZONE_DMA || CONFIG_HIGHMEM )
• defined in mm/Kconfig
• found in Linux kernels: 2.6.23–2.6.39, 3.0–3.9

Help text

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Hardware

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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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