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authorAkihiko Odaki <akihiko.odaki@daynix.com>2023-05-23 11:43:26 +0900
committerJason Wang <jasowang@redhat.com>2023-05-23 15:20:15 +0800
commitabc9a29d6bccb2886f86f6242fc228b7eaf5cd87 (patch)
tree844759b55f0a13553b37976a90144f9d21c3c151 /hw/net/igb_core.c
parent191e8bde88a47303eed697a1fb56d19eb0a2a759 (diff)
igb: Use UDP for RSS hash
e1000e does not support using UDP for RSS hash, but igb does. Signed-off-by: Akihiko Odaki <akihiko.odaki@daynix.com> Reviewed-by: Sriram Yagnaraman <sriram.yagnaraman@est.tech> Signed-off-by: Jason Wang <jasowang@redhat.com>
Diffstat (limited to 'hw/net/igb_core.c')
-rw-r--r--hw/net/igb_core.c16
1 files changed, 16 insertions, 0 deletions
diff --git a/hw/net/igb_core.c b/hw/net/igb_core.c
index 6d55b43fb4..41a2e5bf7b 100644
--- a/hw/net/igb_core.c
+++ b/hw/net/igb_core.c
@@ -287,6 +287,11 @@ igb_rss_get_hash_type(IGBCore *core, struct NetRxPkt *pkt)
return E1000_MRQ_RSS_TYPE_IPV4TCP;
}
+ if (l4hdr_proto == ETH_L4_HDR_PROTO_UDP &&
+ (core->mac[MRQC] & E1000_MRQC_RSS_FIELD_IPV4_UDP)) {
+ return E1000_MRQ_RSS_TYPE_IPV4UDP;
+ }
+
if (E1000_MRQC_EN_IPV4(core->mac[MRQC])) {
return E1000_MRQ_RSS_TYPE_IPV4;
}
@@ -322,6 +327,11 @@ igb_rss_get_hash_type(IGBCore *core, struct NetRxPkt *pkt)
return E1000_MRQ_RSS_TYPE_IPV6TCPEX;
}
+ if (l4hdr_proto == ETH_L4_HDR_PROTO_UDP &&
+ (core->mac[MRQC] & E1000_MRQC_RSS_FIELD_IPV6_UDP)) {
+ return E1000_MRQ_RSS_TYPE_IPV6UDP;
+ }
+
if (E1000_MRQC_EN_IPV6EX(core->mac[MRQC])) {
return E1000_MRQ_RSS_TYPE_IPV6EX;
}
@@ -360,6 +370,12 @@ igb_rss_calc_hash(IGBCore *core, struct NetRxPkt *pkt, E1000E_RSSInfo *info)
case E1000_MRQ_RSS_TYPE_IPV6EX:
type = NetPktRssIpV6Ex;
break;
+ case E1000_MRQ_RSS_TYPE_IPV4UDP:
+ type = NetPktRssIpV4Udp;
+ break;
+ case E1000_MRQ_RSS_TYPE_IPV6UDP:
+ type = NetPktRssIpV6Udp;
+ break;
default:
assert(false);
return 0;