From: Yevgeny Petrilin Date: Wed, 30 Mar 2011 23:30:17 +0000 (+0000) Subject: mlx4: Fixing bad size of event queue buffer X-Git-Url: http://git.lede-project.org./?a=commitdiff_plain;h=c37947459172a02691ccd48cb967e8b605d38c56;p=openwrt%2Fstaging%2Fblogic.git 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 Signed-off-by: David S. Miller --- diff --git a/drivers/net/mlx4/eq.c b/drivers/net/mlx4/eq.c index 506cfd0372ec..1ad1f6029af8 100644 --- a/drivers/net/mlx4/eq.c +++ b/drivers/net/mlx4/eq.c @@ -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) {