diff options
| author | Dragos Tatulea <dtatulea@nvidia.com> | 2023-10-18 20:14:45 +0300 |
|---|---|---|
| committer | Michael S. Tsirkin <mst@redhat.com> | 2023-11-01 16:19:56 +0300 |
| commit | 512c0cdd80c19ec11f6dbe769d5899dcfefcd5c9 (patch) | |
| tree | 9ee20a3a3df866b806bb9429fc1a5b7ee58a60b6 /drivers/vdpa/mlx5/net | |
| parent | 049cbeab861ef483e39f1f65540305400d33771a (diff) | |
| download | linux-512c0cdd80c19ec11f6dbe769d5899dcfefcd5c9.tar.xz | |
vdpa/mlx5: Decouple cvq iotlb handling from hw mapping code
The handling of the cvq iotlb is currently coupled with the creation
and destruction of the hardware mkeys (mr).
This patch moves cvq iotlb handling into its own function and shifts it
to a scope that is not related to mr handling. As cvq handling is just a
prune_iotlb + dup_iotlb cycle, put it all in the same "update" function.
Finally, the destruction path is handled by directly pruning the iotlb.
After this move is done the ASID mr code can be collapsed into a single
function.
Acked-by: Jason Wang <jasowang@redhat.com>
Acked-by: Eugenio Pérez <eperezma@redhat.com>
Signed-off-by: Dragos Tatulea <dtatulea@nvidia.com>
Message-Id: <20231018171456.1624030-8-dtatulea@nvidia.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Reviewed-by: Si-Wei Liu <si-wei.liu@oracle.com>
Tested-by: Si-Wei Liu <si-wei.liu@oracle.com>
Tested-by: Lei Yang <leiyang@redhat.com>
Diffstat (limited to 'drivers/vdpa/mlx5/net')
| -rw-r--r-- | drivers/vdpa/mlx5/net/mlx5_vnet.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/drivers/vdpa/mlx5/net/mlx5_vnet.c b/drivers/vdpa/mlx5/net/mlx5_vnet.c index 3f3c9542e878..27ed237a3897 100644 --- a/drivers/vdpa/mlx5/net/mlx5_vnet.c +++ b/drivers/vdpa/mlx5/net/mlx5_vnet.c @@ -2928,10 +2928,13 @@ static int set_map_data(struct mlx5_vdpa_dev *mvdev, struct vhost_iotlb *iotlb, return err; } - if (change_map) + if (change_map) { err = mlx5_vdpa_change_map(mvdev, iotlb, asid); + if (err) + return err; + } - return err; + return mlx5_vdpa_update_cvq_iotlb(mvdev, iotlb, asid); } static int mlx5_vdpa_set_map(struct vdpa_device *vdev, unsigned int asid, |