linux-kernel - [PATCH 5.16 0982/1039] vdpa/mlx5: Fix wrong configuration of virtio_version_1

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Message-Id: <20220124184158.288162031@linuxfoundation.org>
Date:   Mon, 24 Jan 2022 19:46:11 +0100
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     linux-kernel@...r.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        stable@...r.kernel.org, Eli Cohen <elic@...dia.com>,
        "Michael S. Tsirkin" <mst@...hat.com>,
        Parav Pandit <parav@...dia.com>,
        Jason Wang <jasowang@...hat.com>,
        Si-Wei Liu <si-wei.liu@...cle.com>
Subject: [PATCH 5.16 0982/1039] vdpa/mlx5: Fix wrong configuration of virtio_version_1_0

From: Eli Cohen <elic@...dia.com>

commit 97143b70aa847f2b0a1f959dde126b76ff7b5376 upstream.

Remove overriding of virtio_version_1_0 which forced the virtqueue
object to version 1.

Fixes: 1a86b377aa21 ("vdpa/mlx5: Add VDPA driver for supported mlx5 devices")
Signed-off-by: Eli Cohen <elic@...dia.com>
Link: https://lore.kernel.org/r/20211230142024.142979-1-elic@nvidia.com
Signed-off-by: Michael S. Tsirkin <mst@...hat.com>
Reviewed-by: Parav Pandit <parav@...dia.com>
Acked-by: Jason Wang <jasowang@...hat.com>
Reviewed-by: Si-Wei Liu <si-wei.liu@...cle.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
---
 drivers/vdpa/mlx5/net/mlx5_vnet.c |    2 --
 1 file changed, 2 deletions(-)

--- a/drivers/vdpa/mlx5/net/mlx5_vnet.c
+++ b/drivers/vdpa/mlx5/net/mlx5_vnet.c
@@ -876,8 +876,6 @@ static int create_virtqueue(struct mlx5_
 	MLX5_SET(virtio_q, vq_ctx, umem_3_id, mvq->umem3.id);
 	MLX5_SET(virtio_q, vq_ctx, umem_3_size, mvq->umem3.size);
 	MLX5_SET(virtio_q, vq_ctx, pd, ndev->mvdev.res.pdn);
-	if (MLX5_CAP_DEV_VDPA_EMULATION(ndev->mvdev.mdev, eth_frame_offload_type))
-		MLX5_SET(virtio_q, vq_ctx, virtio_version_1_0, 1);
 
 	err = mlx5_cmd_exec(ndev->mvdev.mdev, in, inlen, out, sizeof(out));
 	if (err)