Thread (30 messages) 30 messages, 2 authors, 2024-07-03
STALE715d REVIEWED: 6 (5M)

[PATCH vhost v2 14/24] vdpa/mlx5: Set mkey modified flags on all VQs

From: Dragos Tatulea <dtatulea@nvidia.com>
Date: 2024-06-26 10:28:03
Also in: linux-rdma, lkml, virtualization
Subsystem: mellanox mlx5 vdpa driver, the rest, virtio core · Maintainers: Dragos Tatulea, Linus Torvalds, "Michael S. Tsirkin", Jason Wang

Otherwise, when virtqueues are moved from INIT to READY the latest mkey
will not be set appropriately.

Reviewed-by: Cosmin Ratiu <redacted>
Acked-by: Eugenio Pérez <eperezma@redhat.com>
Signed-off-by: Dragos Tatulea <dtatulea@nvidia.com>
---
 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 7f1551aa1f78..a8ac542f30f7 100644
--- a/drivers/vdpa/mlx5/net/mlx5_vnet.c
+++ b/drivers/vdpa/mlx5/net/mlx5_vnet.c
@@ -2868,7 +2868,7 @@ static int mlx5_vdpa_change_map(struct mlx5_vdpa_dev *mvdev,
 
 	mlx5_vdpa_update_mr(mvdev, new_mr, asid);
 
-	for (int i = 0; i < ndev->cur_num_vqs; i++)
+	for (int i = 0; i < mvdev->max_vqs; i++)
 		ndev->vqs[i].modified_fields |= MLX5_VIRTQ_MODIFY_MASK_VIRTIO_Q_MKEY |
 						MLX5_VIRTQ_MODIFY_MASK_DESC_GROUP_MKEY;
 
-- 
2.45.1
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