[v3] examples/flow_filtering: add rte_fdir_conf initialization
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Commit Message
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@dpdk.org
Signed-off-by: Rosen Xu <rosen.xu@intel.com>
Acked-by: Ori Kam <orika@mellanox.com>
v3 updates:
Comments
On 7/22/2018 11:39 AM, Rosen Xu wrote:
> 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@dpdk.org
>
> Signed-off-by: Rosen Xu <rosen.xu@intel.com>
> Acked-by: Ori Kam <orika@mellanox.com>
Reviewed-by: Ferruh Yigit <ferruh.yigit@intel.com>
22/07/2018 12:39, Rosen Xu:
> Rte_fdir_conf of rte_eth_conf should be initialized before
> port initialization. It is a workaround solution when working
> with Intel I40e.
[...]
> + /*
> + * Initialize fdir_conf of ete_eth_conf
Typo and lack of punctuation.
> + * it is a workaround solution when working with Intel I40e
> + * and it is not the normal way
It is not said why it is needed,
and what are we waiting to remove the workaround.
> + */
> + .fdir_conf = {
> + .mode = RTE_FDIR_MODE_PERFECT,
> + .pballoc = RTE_FDIR_PBALLOC_64K,
> + .status = RTE_FDIR_REPORT_STATUS,
> + .drop_queue = 127,
> + },
Please work on a v4 with better explanations.
Hi Thomas,
This is my reply.
> -----Original Message-----
> From: Thomas Monjalon [mailto:thomas@monjalon.net]
> Sent: Friday, July 27, 2018 1:42
> To: Xu, Rosen <rosen.xu@intel.com>
> Cc: dev@dpdk.org; Yigit, Ferruh <ferruh.yigit@intel.com>;
> orika@mellanox.com; Gilmore, Walter E <walter.e.gilmore@intel.com>;
> Zhang, Qi Z <qi.z.zhang@intel.com>; stable@dpdk.org
> Subject: Re: [dpdk-dev] [PATCH v3] examples/flow_filtering: add
> rte_fdir_conf initialization
>
> 22/07/2018 12:39, Rosen Xu:
> > Rte_fdir_conf of rte_eth_conf should be initialized before port
> > initialization. It is a workaround solution when working with Intel
> > I40e.
> [...]
> > + /*
> > + * Initialize fdir_conf of ete_eth_conf
>
> Typo and lack of punctuation.
Fixed.
> > + * it is a workaround solution when working with Intel I40e
> > + * and it is not the normal way
>
> It is not said why it is needed,
> and what are we waiting to remove the workaround.
Added.
> > + */
> > + .fdir_conf = {
> > + .mode = RTE_FDIR_MODE_PERFECT,
> > + .pballoc = RTE_FDIR_PBALLOC_64K,
> > + .status = RTE_FDIR_REPORT_STATUS,
> > + .drop_queue = 127,
> > + },
>
> Please work on a v4 with better explanations.
>
===========
- Fix small comment of commit log and code comment
v2 updates:
===========
- Take more test on I40e
- Add comments
---
examples/flow_filtering/main.c | 11 +++++++++++
1 file changed, 11 insertions(+)
@@ -132,6 +132,17 @@
DEV_TX_OFFLOAD_SCTP_CKSUM |
DEV_TX_OFFLOAD_TCP_TSO,
},
+ /*
+ * Initialize fdir_conf of ete_eth_conf
+ * it is a workaround solution when working with Intel I40e
+ * and it is not the normal way
+ */
+ .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;