diff options
| -rw-r--r-- | drivers/net/ethernet/freescale/enetc/enetc.c | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/drivers/net/ethernet/freescale/enetc/enetc.c b/drivers/net/ethernet/freescale/enetc/enetc.c index 0c7554157006..08477484b974 100644 --- a/drivers/net/ethernet/freescale/enetc/enetc.c +++ b/drivers/net/ethernet/freescale/enetc/enetc.c @@ -3084,10 +3084,10 @@ static void enetc_int_vector_destroy(struct enetc_ndev_priv *priv, int i) int enetc_alloc_msix(struct enetc_ndev_priv *priv) { struct pci_dev *pdev = priv->si->pdev; + int v_tx_rings, v_remainder; int num_stack_tx_queues; int first_xdp_tx_ring; int i, n, err, nvec; - int v_tx_rings; nvec = ENETC_BDR_INT_BASE_IDX + priv->bdr_int_num; /* allocate MSIX for both messaging and Rx/Tx interrupts */ @@ -3101,9 +3101,15 @@ int enetc_alloc_msix(struct enetc_ndev_priv *priv) /* # of tx rings per int vector */ v_tx_rings = priv->num_tx_rings / priv->bdr_int_num; + v_remainder = priv->num_tx_rings % priv->bdr_int_num; for (i = 0; i < priv->bdr_int_num; i++) { - err = enetc_int_vector_init(priv, i, v_tx_rings); + /* Distribute the remaining TX rings to the first v_remainder + * interrupt vectors + */ + int num_tx_rings = i < v_remainder ? v_tx_rings + 1 : v_tx_rings; + + err = enetc_int_vector_init(priv, i, num_tx_rings); if (err) goto fail; } |