On 12/3/20 12:36 AM, Xueming Li wrote:
> To improve performance and latency, this patch set Rx polling mode
s/set/sets/
I'll fix while applying.
> default delay time to zero.
>
> Signed-off-by: Xueming Li <xuemi...@nvidia.com>
> Acked-by: Matan Azrad <ma...@nvidia.com>
> ---
> drivers/vdpa/mlx5/mlx5_vdpa.h | 2 +-
> drivers/vdpa/mlx5/mlx5_vdpa_event.c | 3 ++-
> 2 files changed, 3 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/vdpa/mlx5/mlx5_vdpa.h b/drivers/vdpa/mlx5/mlx5_vdpa.h
> index d039ada65b..08e04a86c4 100644
> --- a/drivers/vdpa/mlx5/mlx5_vdpa.h
> +++ b/drivers/vdpa/mlx5/mlx5_vdpa.h
> @@ -36,7 +36,7 @@
> #define VIRTIO_F_RING_PACKED 34
> #endif
>
> -#define MLX5_VDPA_DEFAULT_TIMER_DELAY_US 100u
> +#define MLX5_VDPA_DEFAULT_TIMER_DELAY_US 0u
> #define MLX5_VDPA_DEFAULT_TIMER_STEP_US 1u
>
> struct mlx5_vdpa_cq {
> diff --git a/drivers/vdpa/mlx5/mlx5_vdpa_event.c
> b/drivers/vdpa/mlx5/mlx5_vdpa_event.c
> index 3aeaeb893f..5366937e03 100644
> --- a/drivers/vdpa/mlx5/mlx5_vdpa_event.c
> +++ b/drivers/vdpa/mlx5/mlx5_vdpa_event.c
> @@ -265,7 +265,8 @@ mlx5_vdpa_timer_sleep(struct mlx5_vdpa_priv *priv,
> uint32_t max)
> break;
> }
> }
> - usleep(priv->timer_delay_us);
> + if (priv->timer_delay_us)
> + usleep(priv->timer_delay_us);
> }
>
> static void *
>
Reviewed-by: Maxime Coquelin <maxime.coque...@redhat.com>
Thanks,
Maxime
