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-rw-r--r--drivers/net/ethernet/intel/ixgbe/ixgbe_main.c13
1 files changed, 8 insertions, 5 deletions
diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c
index 84370e78a0f..bc7e79b92b6 100644
--- a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c
+++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c
@@ -7048,6 +7048,7 @@ static int __devinit ixgbe_probe(struct pci_dev *pdev,
int i, err, pci_using_dac;
u8 part_str[IXGBE_PBANUM_LENGTH];
unsigned int indices = num_possible_cpus();
+ unsigned int dcb_max = 0;
#ifdef IXGBE_FCOE
u16 device_caps;
#endif
@@ -7097,15 +7098,16 @@ static int __devinit ixgbe_probe(struct pci_dev *pdev,
pci_save_state(pdev);
#ifdef CONFIG_IXGBE_DCB
- indices *= MAX_TRAFFIC_CLASS;
+ if (ii->mac == ixgbe_mac_82598EB)
+ dcb_max = min_t(unsigned int, indices * MAX_TRAFFIC_CLASS,
+ IXGBE_MAX_RSS_INDICES);
+ else
+ dcb_max = min_t(unsigned int, indices * MAX_TRAFFIC_CLASS,
+ IXGBE_MAX_FDIR_INDICES);
#endif
if (ii->mac == ixgbe_mac_82598EB)
-#ifdef CONFIG_IXGBE_DCB
- indices = min_t(unsigned int, indices, MAX_TRAFFIC_CLASS * 4);
-#else
indices = min_t(unsigned int, indices, IXGBE_MAX_RSS_INDICES);
-#endif
else
indices = min_t(unsigned int, indices, IXGBE_MAX_FDIR_INDICES);
@@ -7113,6 +7115,7 @@ static int __devinit ixgbe_probe(struct pci_dev *pdev,
indices += min_t(unsigned int, num_possible_cpus(),
IXGBE_MAX_FCOE_INDICES);
#endif
+ indices = max_t(unsigned int, dcb_max, indices);
netdev = alloc_etherdev_mq(sizeof(struct ixgbe_adapter), indices);
if (!netdev) {
err = -ENOMEM;