在 2021/6/2 下午4:59, Eli Cohen 写道:
After device reset, the virtqueues are not ready so clear the ready
field.
Failing to do so can result in virtio_vdpa failing to load if the device
was previously used by vhost_vdpa and the old values are ready.
virtio_vdpa expects to find VQs in "not ready" state.
Fixes: 1a86b377aa21 ("vdpa/mlx5: Add VDPA driver for supported mlx5 devices")
Signed-off-by: Eli Cohen <[email protected]>
Acked-by: Jason Wang <[email protected]>
---
drivers/vdpa/mlx5/net/mlx5_vnet.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/drivers/vdpa/mlx5/net/mlx5_vnet.c
b/drivers/vdpa/mlx5/net/mlx5_vnet.c
index 02a05492204c..e8bc0842b44c 100644
--- a/drivers/vdpa/mlx5/net/mlx5_vnet.c
+++ b/drivers/vdpa/mlx5/net/mlx5_vnet.c
@@ -862,6 +862,7 @@ static void destroy_virtqueue(struct mlx5_vdpa_net *ndev,
struct mlx5_vdpa_virtq
return;
}
umems_destroy(ndev, mvq);
+ mvq->ready = false;
}
static u32 get_rqpn(struct mlx5_vdpa_virtqueue *mvq, bool fw)
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