Si-Wei Liu
2021-Dec-10 08:17 UTC
[PATCH v1 7/7] vdpa/mlx5: Restore cur_num_vqs in case of failure in change_num_qps()
On 12/8/2021 12:14 PM, Eli Cohen wrote:> Restore ndev->cur_num_vqs to the original value in case change_num_qps() > fails. > > Fixes: 52893733f2c5 ("vdpa/mlx5: Add multiqueue support") > Acked-by: Jason Wang <jasowang at redhat.com> > Signed-off-by: Eli Cohen <elic at nvidia.com> > --- > drivers/vdpa/mlx5/net/mlx5_vnet.c | 2 ++ > 1 file changed, 2 insertions(+) > > diff --git a/drivers/vdpa/mlx5/net/mlx5_vnet.c b/drivers/vdpa/mlx5/net/mlx5_vnet.c > index 4f0b8bba8b58..2d37240e8bfc 100644 > --- a/drivers/vdpa/mlx5/net/mlx5_vnet.c > +++ b/drivers/vdpa/mlx5/net/mlx5_vnet.c > @@ -1539,6 +1539,8 @@ static int change_num_qps(struct mlx5_vdpa_dev *mvdev, int newqps) > for (--i; i >= cur_qps; --i)Should the condition be i >= cur_qps*2 instead?> teardown_vq(ndev, &ndev->vqs[i]); > > + ndev->cur_num_vqs = 2 * cur_qps; > + > return err; > } >