diff options
| author |   Xuan Zhuo <xuanzhuo@linux.alibaba.com> | 2022-08-01 14:38:21 +0800 |
|---|---|---|
| committer |   Michael S. Tsirkin <mst@redhat.com> | 2022-08-11 04:06:38 -0400 |
| commit | da802961832f9852886304290135457519815497 (patch) | |
| tree | 15d1e1ab7b0387b95bfc5931a98f3ff12e77f9fc /drivers/platform/mellanox | |
| parent | drivers/virtio: Clarify CONFIG_VIRTIO_MEM for unsupported architectures (diff) | |
| download | linux-dev-da802961832f9852886304290135457519815497.tar.xz linux-dev-da802961832f9852886304290135457519815497.zip | |
virtio: record the maximum queue num supported by the device.
virtio-net can display the maximum (supported by hardware) ring size in
ethtool -g eth0.
When the subsequent patch implements vring reset, it can judge whether
the ring size passed by the driver is legal based on this.
Signed-off-by: Xuan Zhuo <xuanzhuo@linux.alibaba.com>
Acked-by: Jason Wang <jasowang@redhat.com>
Message-Id: <20220801063902.129329-2-xuanzhuo@linux.alibaba.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Diffstat (limited to 'drivers/platform/mellanox')
| -rw-r--r-- | drivers/platform/mellanox/mlxbf-tmfifo.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/platform/mellanox/mlxbf-tmfifo.c b/drivers/platform/mellanox/mlxbf-tmfifo.c index 38800e86ed8a..1ae3c56b66b0 100644 --- a/drivers/platform/mellanox/mlxbf-tmfifo.c +++ b/drivers/platform/mellanox/mlxbf-tmfifo.c @@ -959,6 +959,8 @@ static int mlxbf_tmfifo_virtio_find_vqs(struct virtio_device *vdev, goto error; } + vq->num_max = vring->num; + vqs[i] = vq; vring->vq = vq; vq->priv = vring; |