CONFIG_DMABUF_DEBUG: DMA-BUF debug checks

General informations

The Linux kernel configuration item CONFIG_DMABUF_DEBUG:

• prompt: DMA-BUF debug checks
• type: bool
• depends on: ( CONFIG_DMA_SHARED_BUFFER ) && ( CONFIG_DMA_API_DEBUG )
• defined in drivers/dma-buf/Kconfig
• found in Linux kernels: 5.12–5.19, 6.0–6.12, 6.13-rc+HEAD

Help text

This option enables additional checks for DMA-BUF importers and exporters. Specifically it validates that importers do not peek at the underlying struct page when they import a buffer.

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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