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CONFIG_DMA_MAP_BENCHMARK: Enable benchmarking of streaming DMA mapping

General informations

The Linux kernel configuration item CONFIG_DMA_MAP_BENCHMARK:

Help text

Provides /sys/kernel/debug/dma_map_benchmark that helps with testing performance of dma_(un)map_page.

See tools/testing/selftests/dma/dma_map_benchmark.c

Hardware

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