This is a note to let you know that I've just added the patch titled net/mlx5e: Fix min inline value for VF rep SQs to the 4.11-stable tree which can be found at: http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary The filename of the patch is: net-mlx5e-fix-min-inline-value-for-vf-rep-sqs.patch and it can be found in the queue-4.11 subdirectory. If you, or anyone else, feels it should not be added to the stable tree, please let <stable@xxxxxxxxxxxxxxx> know about it. >From foo@baz Thu Jun 29 18:58:00 CEST 2017 From: Chris Mi <chrism@xxxxxxxxxxxx> Date: Tue, 16 May 2017 07:07:11 -0400 Subject: net/mlx5e: Fix min inline value for VF rep SQs From: Chris Mi <chrism@xxxxxxxxxxxx> [ Upstream commit 5f195c2c5cba60241004146cd12d71451d6b0fc4 ] The offending commit only changed the code path for PF/VF, but it didn't take care of VF representors. As a result, since params->tx_min_inline_mode for VF representors is kzalloced to 0 (MLX5_INLINE_MODE_NONE), all VF reps SQs were set to that mode. This actually works on CX5 by default but broke CX4. Fix that by adding a call to query the min inline mode from the VF rep build up code. Fixes: a6f402e49901 ("net/mlx5e: Tx, no inline copy on ConnectX-5") Signed-off-by: Chris Mi <chrism@xxxxxxxxxxxx> Reviewed-by: Or Gerlitz <ogerlitz@xxxxxxxxxxxx> Signed-off-by: Saeed Mahameed <saeedm@xxxxxxxxxxxx> Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx> --- drivers/net/ethernet/mellanox/mlx5/core/en_rep.c | 2 ++ 1 file changed, 2 insertions(+) --- a/drivers/net/ethernet/mellanox/mlx5/core/en_rep.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_rep.c @@ -424,6 +424,8 @@ static void mlx5e_build_rep_netdev_priv( priv->params.lro_wqe_sz = MLX5E_PARAMS_DEFAULT_LRO_WQE_SZ; + mlx5_query_min_inline(mdev, &priv->params.tx_min_inline_mode); + priv->mdev = mdev; priv->netdev = netdev; priv->params.num_channels = profile->max_nch(mdev); Patches currently in stable-queue which might be from chrism@xxxxxxxxxxxx are queue-4.11/net-mlx5e-fix-min-inline-value-for-vf-rep-sqs.patch