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net/mlx5: Fix setting number of EQs of SFs

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When setting number of completion EQs of the SF, consider number of
online CPUs.
Without this consideration, when number of online cpus are less than 8,
unnecessary 8 completion EQs are allocated.

Fixes: c36326d38d ("net/mlx5: Round-Robin EQs over IRQs")
Signed-off-by: Shay Drory <shayd@nvidia.com>
Reviewed-by: Parav Pandit <parav@nvidia.com>
Signed-off-by: Saeed Mahameed <saeedm@nvidia.com>
This commit is contained in:
Shay Drory 2021-09-14 10:13:02 +03:00 committed by Saeed Mahameed
parent ac8b7d50ae
commit f88c487634
1 changed files with 3 additions and 2 deletions
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5
drivers/net/ethernet/mellanox/mlx5/core/pci_irq.c
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@ -633,8 +633,9 @@ void mlx5_irq_table_destroy(struct mlx5_core_dev *dev)
int mlx5_irq_table_get_sfs_vec(struct mlx5_irq_table *table)
{
if (table->sf_comp_pool)
return table->sf_comp_pool->xa_num_irqs.max -
table->sf_comp_pool->xa_num_irqs.min + 1;
return min_t(int, num_online_cpus(),
table->sf_comp_pool->xa_num_irqs.max -
table->sf_comp_pool->xa_num_irqs.min + 1);
else
return mlx5_irq_table_get_num_comp(table);
}