Re: [PATCH v4 0/2] dma-mapping: provide a benchmark for streaming DMA mapping

2020-11-24 Thread Christoph Hellwig
Thanks, applied to the dma-mapping tree with two trivial cleanups to map_benchmark_ioctl(). ___ iommu mailing list iommu@lists.linux-foundation.org https://lists.linuxfoundation.org/mailman/listinfo/iommu

[PATCH v4 0/2] dma-mapping: provide a benchmark for streaming DMA mapping

2020-11-15 Thread Barry Song
Nowadays, there are increasing requirements to benchmark the performance of dma_map and dma_unmap particually while the device is attached to an IOMMU. This patchset provides the benchmark infrastruture for streaming DMA mapping. The architecture of the code is pretty much similar with GUP benchma