Author: hselasky
Date: Thu May 16 16:30:25 2019
New Revision: 347769
URL: https://svnweb.freebsd.org/changeset/base/347769
Log:
MFC r347304:
Always return success for RoCE modify port in mlx5ib.
CM layer calls ib_modify_port() regardless of the link layer.
For the Ethernet ports, qkey violation and Port capabilities
are meaningless. Therefore, always return success for ib_modify_port
calls on the Ethernet ports.
Linux Commit:
ec2558796d25e6024071b6bcb8e11392538d57bf
Submitted by: slavash@
Sponsored by: Mellanox Technologies
Modified:
stable/12/sys/dev/mlx5/mlx5_ib/mlx5_ib_main.c
Directory Properties:
stable/12/ (props changed)
Modified: stable/12/sys/dev/mlx5/mlx5_ib/mlx5_ib_main.c
==============================================================================
--- stable/12/sys/dev/mlx5/mlx5_ib/mlx5_ib_main.c Thu May 16 16:29:48
2019 (r347768)
+++ stable/12/sys/dev/mlx5/mlx5_ib/mlx5_ib_main.c Thu May 16 16:30:25
2019 (r347769)
@@ -1078,6 +1078,14 @@ static int mlx5_ib_modify_port(struct ib_device *ibdev
u32 tmp;
int err;
+ /*
+ * CM layer calls ib_modify_port() regardless of the link
+ * layer. For Ethernet ports, qkey violation and Port
+ * capabilities are meaningless.
+ */
+ if (mlx5_ib_port_link_layer(ibdev, port) == IB_LINK_LAYER_ETHERNET)
+ return 0;
+
mutex_lock(&dev->cap_mask_mutex);
err = mlx5_ib_query_port(ibdev, port, &attr);
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