From: Tariq Toukan <tariqt@nvidia.com>
Date: Mon, 4 Oct 2021 15:04:25 +0300
Subject: net/mlx5e: Allow only complete TXQs partition in MQPRIO channel mode
Patch-mainline: v5.15-rc6
Git-commit: ca20dfda05ae0531c8f5117b6ac989816f6cf658
References: jsc#SLE-19253
Do not allow configurations of MQPRIO channel mode that do not
fully define and utilize the channels txqs.
Fixes: ec60c4581bd9 ("net/mlx5e: Support MQPRIO channel mode")
Signed-off-by: Tariq Toukan <tariqt@nvidia.com>
Reviewed-by: Maxim Mikityanskiy <maximmi@nvidia.com>
Signed-off-by: Saeed Mahameed <saeedm@nvidia.com>
Acked-by: Thomas Bogendoerfer <tbogendoerfer@suse.de>
---
drivers/net/ethernet/mellanox/mlx5/core/en_main.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c
@@ -2981,8 +2981,8 @@ static int mlx5e_mqprio_channel_validate
agg_count += mqprio->qopt.count[i];
}
- if (priv->channels.params.num_channels < agg_count) {
- netdev_err(netdev, "Num of queues (%d) exceeds available (%d)\n",
+ if (priv->channels.params.num_channels != agg_count) {
+ netdev_err(netdev, "Num of queues (%d) does not match available (%d)\n",
agg_count, priv->channels.params.num_channels);
return -EINVAL;
}