Michael S. Tsirkin
2021-Nov-25 07:21 UTC
[PATCH] net/mlx5_vdpa: Increase the limit on the number of virtuques
On Wed, Nov 24, 2021 at 07:19:53PM +0200, Eli Cohen wrote:> Increase the limit on the maximum number of supported virtqueues to 256 > to match hardware capabilities.Hmm and are we going to have to tweak it each time new hardware/firmware is out? Can't this be queried in some way? In fact there's a suggestion in code to remove the limitation - any plans to do this?> Signed-off-by: Eli Cohen <elic at nvidia.com>typo in subject> --- > drivers/vdpa/mlx5/net/mlx5_vnet.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/drivers/vdpa/mlx5/net/mlx5_vnet.c b/drivers/vdpa/mlx5/net/mlx5_vnet.c > index ed7a63e48335..8f2918a8efc6 100644 > --- a/drivers/vdpa/mlx5/net/mlx5_vnet.c > +++ b/drivers/vdpa/mlx5/net/mlx5_vnet.c > @@ -135,7 +135,7 @@ struct mlx5_vdpa_virtqueue { > /* We will remove this limitation once mlx5_vdpa_alloc_resources() > * provides for driver space allocation > */ > -#define MLX5_MAX_SUPPORTED_VQS 16 > +#define MLX5_MAX_SUPPORTED_VQS 256 > > static bool is_index_valid(struct mlx5_vdpa_dev *mvdev, u16 idx) > { > -- > 2.33.1