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CONFIG_DMABUF_HEAPS: DMA-BUF Userland Memory Heaps

General informations

The Linux kernel configuration item CONFIG_DMABUF_HEAPS:

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Choose this option to enable the DMA-BUF userland memory heaps. This options creates per heap chardevs in /dev/dma_heap/ which allows userspace to allocate dma-bufs that can be shared between drivers.

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