Commit 178d23e3 authored by Or Gerlitz's avatar Or Gerlitz Committed by David S. Miller
Browse files

net/mlx4_core: Use sink counter for the VF default as fallback

Some old PF drivers don't let VFs allocate counters, in that case, use
the sink counter so the VF can load and operate properly.

Fixes: 6de5f7f6

 ('net/mlx4_core: Allocate default counter per port')
Reported-by: default avatarSebastian Ott <sebott@linux.vnet.ibm.com>
Signed-off-by: default avatarOr Gerlitz <ogerlitz@mellanox.com>
Signed-off-by: default avatarEran Ben Elisha <eranbe@mellanox.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 963ad948
......@@ -2273,6 +2273,11 @@ static int mlx4_allocate_default_counters(struct mlx4_dev *dev)
} else if (err == -ENOENT) {
err = 0;
continue;
} else if (mlx4_is_slave(dev) && err == -EINVAL) {
priv->def_counter[port] = MLX4_SINK_COUNTER_INDEX(dev);
mlx4_warn(dev, "can't allocate counter from old PF driver, using index %d\n",
MLX4_SINK_COUNTER_INDEX(dev));
err = 0;
} else {
mlx4_err(dev, "%s: failed to allocate default counter port %d err %d\n",
__func__, port + 1, err);
......
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