Thread (30 messages) 30 messages, 4 authors, 2021-03-01

[PATCH linux-next 7/9] vdpa/mlx5: Provide device generated random MAC address

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STALE2050d REVIEWED: 1 (0M)

From: Parav Pandit <hidden>
Date: 2021-02-24 06:19:10
Subsystem: mellanox mlx5 vdpa driver, the rest, virtio core · Maintainers: Dragos Tatulea, Linus Torvalds, "Michael S. Tsirkin", Jason Wang, Eugenio Pérez

1 review trailer.

From: Eli Cohen <redacted>

Use a randomly generated MAC address to be applied in case it is not
configured by management tool.

The value queried through mlx5_query_nic_vport_mac_address() is not
relelavnt to vdpa since it is the mac that should be used by the regular
NIC driver.

Signed-off-by: Eli Cohen <redacted>
Reviewed-by: Parav Pandit <redacted>
---
 drivers/vdpa/mlx5/net/mlx5_vnet.c | 5 +----
 1 file changed, 1 insertion(+), 4 deletions(-)
diff --git a/drivers/vdpa/mlx5/net/mlx5_vnet.c b/drivers/vdpa/mlx5/net/mlx5_vnet.c
index b67bba581dfd..ece2183e7b20 100644
--- a/drivers/vdpa/mlx5/net/mlx5_vnet.c
+++ b/drivers/vdpa/mlx5/net/mlx5_vnet.c
@@ -2005,10 +2005,7 @@ static int mlx5_vdpa_dev_add(struct vdpa_mgmt_dev *v_mdev, const char *name)
 	if (err)
 		goto err_mtu;
 
-	err = mlx5_query_nic_vport_mac_address(mdev, 0, 0, config->mac);
-	if (err)
-		goto err_mtu;
-
+	eth_random_addr(config->mac);
 	mvdev->vdev.dma_dev = mdev->device;
 	err = mlx5_vdpa_alloc_resources(&ndev->mvdev);
 	if (err)
-- 
2.26.2

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