[dpdk-dev] [PATCH v4] examples/flow_filtering: add rte_fdir_conf initialization
Rosen Xu
rosen.xu at intel.com
Tue Jul 31 14:52:40 CEST 2018
Rte_fdir_conf of rte_eth_conf should be initialized before
port initialization. It is a workaround solution when working
with Intel I40e.
Fixes: 4a3ef59a10c8 ("examples/flow_filtering: add simple demo of flow API")
Cc: stable at dpdk.org
Signed-off-by: Rosen Xu <rosen.xu at intel.com>
Acked-by: Ori Kam <orika at mellanox.com>
Reviewed-by: Ferruh Yigit <ferruh.yigit at intel.com>
v4 updates:
===========
- Fix typo and lack of punctuation.
- Add why it is needed, and what are we waiting to remove the workaround.
v3 updates:
===========
- Fix small comment of commit log and code comment
v2 updates:
===========
- Take more test on I40e
- Add comments
---
examples/flow_filtering/main.c | 16 ++++++++++++++++
1 file changed, 16 insertions(+)
diff --git a/examples/flow_filtering/main.c b/examples/flow_filtering/main.c
index f595034..ce91e8a 100644
--- a/examples/flow_filtering/main.c
+++ b/examples/flow_filtering/main.c
@@ -132,6 +132,22 @@
DEV_TX_OFFLOAD_SCTP_CKSUM |
DEV_TX_OFFLOAD_TCP_TSO,
},
+ /*
+ * Initialize fdir_conf of rte_eth_conf.
+ * Fdir is used in flow filtering for I40e,
+ * so rte_flow rules involve some fdir
+ * configurations. In long term it's better
+ * that drivers don't require any fdir
+ * configuration for rte_flow, but we need to
+ * get this workaround so that sample app can
+ * run on I40e.
+ */
+ .fdir_conf = {
+ .mode = RTE_FDIR_MODE_PERFECT,
+ .pballoc = RTE_FDIR_PBALLOC_64K,
+ .status = RTE_FDIR_REPORT_STATUS,
+ .drop_queue = 127,
+ },
};
struct rte_eth_txconf txq_conf;
struct rte_eth_rxconf rxq_conf;
--
1.8.3.1
More information about the dev
mailing list