diff options
| -rw-r--r-- | drivers/net/igb/igb_main.c | 18 |
1 files changed, 10 insertions, 8 deletions
diff --git a/drivers/net/igb/igb_main.c b/drivers/net/igb/igb_main.c index 9cb04e29ad13..94656179441d 100644 --- a/drivers/net/igb/igb_main.c +++ b/drivers/net/igb/igb_main.c @@ -2717,14 +2717,16 @@ static void igb_setup_mrqc(struct igb_adapter *adapter) } igb_vmm_control(adapter); - mrqc |= (E1000_MRQC_RSS_FIELD_IPV4 | - E1000_MRQC_RSS_FIELD_IPV4_TCP); - mrqc |= (E1000_MRQC_RSS_FIELD_IPV6 | - E1000_MRQC_RSS_FIELD_IPV6_TCP); - mrqc |= (E1000_MRQC_RSS_FIELD_IPV4_UDP | - E1000_MRQC_RSS_FIELD_IPV6_UDP); - mrqc |= (E1000_MRQC_RSS_FIELD_IPV6_UDP_EX | - E1000_MRQC_RSS_FIELD_IPV6_TCP_EX); + /* + * Generate RSS hash based on TCP port numbers and/or + * IPv4/v6 src and dst addresses since UDP cannot be + * hashed reliably due to IP fragmentation + */ + mrqc |= E1000_MRQC_RSS_FIELD_IPV4 | + E1000_MRQC_RSS_FIELD_IPV4_TCP | + E1000_MRQC_RSS_FIELD_IPV6 | + E1000_MRQC_RSS_FIELD_IPV6_TCP | + E1000_MRQC_RSS_FIELD_IPV6_TCP_EX; wr32(E1000_MRQC, mrqc); } |