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net/mlx4_core: Add explicit error message when rule doesn't meet configuration

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When a given flow steering rule is invalid in respect to the current
steering configuration, print the correct error message to the system log.

Signed-off-by: Matan Barak <matanb@mellanox.com>
Signed-off-by: Or Gerlitz <ogerlitz@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Matan Barak 2014-12-11 10:57:58 +02:00 committed by David S. Miller
parent d57febe1a4
commit 579d059bd2
1 changed files with 18 additions and 3 deletions
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21
drivers/net/ethernet/mellanox/mlx4/mcg.c
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@ -999,12 +999,27 @@ int mlx4_flow_attach(struct mlx4_dev *dev,
}
ret = mlx4_QP_FLOW_STEERING_ATTACH(dev, mailbox, size >> 2, reg_id);
if (ret == -ENOMEM)
if (ret == -ENOMEM) {
mlx4_err_rule(dev,
"mcg table is full. Fail to register network rule\n",
rule);
else if (ret)
mlx4_err_rule(dev, "Fail to register network rule\n", rule);
} else if (ret) {
if (ret == -ENXIO) {
if (dev->caps.steering_mode != MLX4_STEERING_MODE_DEVICE_MANAGED)
mlx4_err_rule(dev,
"DMFS is not enabled, "
"failed to register network rule.\n",
rule);
else
mlx4_err_rule(dev,
"Rule exceeds the dmfs_high_rate_mode limitations, "
"failed to register network rule.\n",
rule);
} else {
mlx4_err_rule(dev, "Fail to register network rule.\n", rule);
}
}
mlx4_free_cmd_mailbox(dev, mailbox);