[PATCH net-next 05/10] net/mlx4_core: Set EQ affinity hint to local NUMA CPUs
From: Tariq Toukan <hidden>
Date: 2016-11-27 15:51:34
Subsystem:
mellanox mlx4 core vpi driver, networking drivers, the rest · Maintainers:
Tariq Toukan, Andrew Lunn, "David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, Linus Torvalds
From: Daniel Jurgens <redacted> Use CPUs on the close NUMA when setting the EQ affinity hints. Signed-off-by: Daniel Jurgens <redacted> Signed-off-by: Tariq Toukan <redacted> --- drivers/net/ethernet/mellanox/mlx4/main.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/drivers/net/ethernet/mellanox/mlx4/main.c b/drivers/net/ethernet/mellanox/mlx4/main.c
index 41cd05f37b20..4a9497e9778d 100644
--- a/drivers/net/ethernet/mellanox/mlx4/main.c
+++ b/drivers/net/ethernet/mellanox/mlx4/main.c@@ -2825,7 +2825,8 @@ static int mlx4_init_affinity_hint(struct mlx4_dev *dev, int port, int eqn) if (!zalloc_cpumask_var(&eq->affinity_mask, GFP_KERNEL)) return -ENOMEM; - cpumask_set_cpu(requested_cpu, eq->affinity_mask); + cpumask_set_cpu(cpumask_local_spread(requested_cpu, dev->numa_node), + eq->affinity_mask); return 0; }
--
1.8.3.1