[dpdk-dev] [PATCH] net/mlx5: fix flow creation with a single target queue
Nelio Laranjeiro
nelio.laranjeiro at 6wind.com
Wed Feb 14 16:04:45 CET 2018
Adding a pattern targeting a single queues wrongly behaves as it is an RSS
request, ending by creating several Verbs flows rules to match the RSS
configuration.
Fixes: 8086cf08b2f0 ("net/mlx5: handle RSS hash configuration in RSS flow")
Cc: stable at dpdk.org
Signed-off-by: Nelio Laranjeiro <nelio.laranjeiro at 6wind.com>
---
drivers/net/mlx5/mlx5_flow.c | 9 +++++++++
1 file changed, 9 insertions(+)
diff --git a/drivers/net/mlx5/mlx5_flow.c b/drivers/net/mlx5/mlx5_flow.c
index 26002c4b9..42381c578 100644
--- a/drivers/net/mlx5/mlx5_flow.c
+++ b/drivers/net/mlx5/mlx5_flow.c
@@ -912,6 +912,15 @@ priv_flow_convert_finalise(struct priv *priv, struct mlx5_flow_parse *parser)
unsigned int i;
(void)priv;
+ /* Remove any other flow not matching the pattern. */
+ if (parser->queues_n == 1) {
+ for (i = 0; i != hash_rxq_init_n; ++i) {
+ if (i == parser->layer || !parser->queue[i].ibv_attr)
+ continue;
+ rte_free(parser->queue[i].ibv_attr);
+ parser->queue[i].ibv_attr = NULL;
+ }
+ }
if (parser->layer == HASH_RXQ_ETH) {
goto fill;
} else {
--
2.11.0
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