diff options
| -rw-r--r-- | drivers/net/ethernet/stmicro/stmmac/stmmac_main.c | 15 |
1 files changed, 13 insertions, 2 deletions
diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c index d34388b1ffcc..9d63e8c365ae 100644 --- a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c @@ -3005,15 +3005,19 @@ static void stmmac_free_irq(struct net_device *dev, fallthrough; case REQ_IRQ_ERR_TX: for (j = irq_idx - 1; j >= 0; j--) { - if (priv->tx_irq[j] > 0) + if (priv->tx_irq[j] > 0) { + irq_set_affinity_hint(priv->tx_irq[j], NULL); free_irq(priv->tx_irq[j], &priv->tx_queue[j]); + } } irq_idx = priv->plat->rx_queues_to_use; fallthrough; case REQ_IRQ_ERR_RX: for (j = irq_idx - 1; j >= 0; j--) { - if (priv->rx_irq[j] > 0) + if (priv->rx_irq[j] > 0) { + irq_set_affinity_hint(priv->rx_irq[j], NULL); free_irq(priv->rx_irq[j], &priv->rx_queue[j]); + } } if (priv->sfty_ue_irq > 0 && priv->sfty_ue_irq != dev->irq) @@ -3045,6 +3049,7 @@ static int stmmac_request_irq_multi_msi(struct net_device *dev) { enum request_irq_err irq_err = REQ_IRQ_ERR_NO; struct stmmac_priv *priv = netdev_priv(dev); + cpumask_t cpu_mask; int irq_idx = 0; char *int_name; int ret; @@ -3153,6 +3158,9 @@ static int stmmac_request_irq_multi_msi(struct net_device *dev) irq_idx = i; goto irq_error; } + cpumask_clear(&cpu_mask); + cpumask_set_cpu(i % num_online_cpus(), &cpu_mask); + irq_set_affinity_hint(priv->rx_irq[i], &cpu_mask); } /* Request Tx MSI irq */ @@ -3173,6 +3181,9 @@ static int stmmac_request_irq_multi_msi(struct net_device *dev) irq_idx = i; goto irq_error; } + cpumask_clear(&cpu_mask); + cpumask_set_cpu(i % num_online_cpus(), &cpu_mask); + irq_set_affinity_hint(priv->tx_irq[i], &cpu_mask); } return 0; |