Re: [PATCH rdma-core 2/5] mlx5: Support dma-buf based memory region

Jason Gunthorpe
2020-11-23T18:02:39Z

On Mon, Nov 23, 2020 at 09:53:01AM -0800, Jianxin Xiong wrote:

> +struct ibv_mr *mlx5_reg_dmabuf_mr(struct ibv_pd *pd, uint64_t offset, size_t length,
> + uint64_t iova, int fd, int acc)
> +{
> + struct mlx5_mr *mr;
> + int ret;
> + enum ibv_access_flags access = (enum ibv_access_flags)acc;

Why?

Jason