mlx4: Fixing bad size of event queue buffer

We should reduce the number of reserved completion queues from the total
number of entries. Since the queue size is power of two, not reducing the
reserved entries, caused a double queue size, which may lead to allocation
failures in some cases.

Signed-off-by: Yevgeny Petrilin <yevgenyp@mellanox.co.il>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Yevgeny Petrilin 2011-03-30 23:30:17 +00:00 committed by David S. Miller
parent 53020092bd
commit c379474591
1 changed files with 3 additions and 1 deletions

View File

@ -603,7 +603,9 @@ int mlx4_init_eq_table(struct mlx4_dev *dev)
}
for (i = 0; i < dev->caps.num_comp_vectors; ++i) {
err = mlx4_create_eq(dev, dev->caps.num_cqs + MLX4_NUM_SPARE_EQE,
err = mlx4_create_eq(dev, dev->caps.num_cqs -
dev->caps.reserved_cqs +
MLX4_NUM_SPARE_EQE,
(dev->flags & MLX4_FLAG_MSI_X) ? i : 0,
&priv->eq_table.eq[i]);
if (err) {