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This change employed ATS usage for ODP memory, to optimize DMA P2P for ODP memory. (e.g DMA P2P for private device pages - ODP memory). Signed-off-by: Yonatan Maman Signed-off-by: Gal Shalom --- drivers/infiniband/hw/mlx5/mlx5_ib.h | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/drivers/infiniband/hw/mlx5/mlx5_ib.h b/drivers/infiniband/hw/mlx5/mlx5_ib.h index fde859d207ae..a7b7a565b7e8 100644 --- a/drivers/infiniband/hw/mlx5/mlx5_ib.h +++ b/drivers/infiniband/hw/mlx5/mlx5_ib.h @@ -1734,9 +1734,9 @@ static inline bool rt_supported(int ts_cap) static inline bool mlx5_umem_needs_ats(struct mlx5_ib_dev *dev, struct ib_umem *umem, int access_flags) { - if (!MLX5_CAP_GEN(dev->mdev, ats) || !umem->is_dmabuf) - return false; - return access_flags & IB_ACCESS_RELAXED_ORDERING; + if (MLX5_CAP_GEN(dev->mdev, ats) && (umem->is_dmabuf || umem->is_odp)) + return access_flags & IB_ACCESS_RELAXED_ORDERING; + return false; } int set_roce_addr(struct mlx5_ib_dev *dev, u32 port_num, -- 2.34.1