[dpdk-dev] [PATCH v2] net/ice: fix the hash parser
Jeff Guo
jia.guo at intel.com
Mon Aug 31 07:50:45 CEST 2020
GTPU TEID hash should only be enabled when ETH_RSS_GTPU is required.
And the hash parser should not restrict the combined usage of protocol.
Fixes: e7cc68c70736 ("net/ice: fix GTPU TEID hash")
Signed-off-by: Jeff Guo <jia.guo at intel.com>
---
drivers/net/ice/ice_hash.c | 7 +++++--
1 file changed, 5 insertions(+), 2 deletions(-)
diff --git a/drivers/net/ice/ice_hash.c b/drivers/net/ice/ice_hash.c
index c0271dff5..45c69e6bf 100644
--- a/drivers/net/ice/ice_hash.c
+++ b/drivers/net/ice/ice_hash.c
@@ -1141,7 +1141,7 @@ ice_hash_parse_action(struct ice_pattern_match_item *pattern_match_item,
}
/* update hash field for nat-t esp. */
- if (rss_type == ETH_RSS_ESP &&
+ if (rss_type & ETH_RSS_ESP &&
(m->eth_rss_hint & ETH_RSS_NONFRAG_IPV4_UDP ||
m->eth_rss_hint & ETH_RSS_NONFRAG_IPV6_UDP)) {
hash_meta->hash_flds &=
@@ -1151,7 +1151,10 @@ ice_hash_parse_action(struct ice_pattern_match_item *pattern_match_item,
}
/* update hash field for gtpu eh/gtpu dwn/gtpu up. */
- if (hash_meta->pkt_hdr & ICE_FLOW_SEG_HDR_GTPU_EH) {
+ if (!(rss_type & ETH_RSS_GTPU)) {
+ break;
+ } else if (hash_meta->pkt_hdr &
+ ICE_FLOW_SEG_HDR_GTPU_EH) {
hash_meta->hash_flds &=
~(BIT_ULL(ICE_FLOW_FIELD_IDX_GTPU_IP_TEID));
hash_meta->hash_flds |=
--
2.20.1
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