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From: "Zhao1, Wei" <wei.zhao1@intel.com>
To: "Peng, Yuan" <yuan.peng@intel.com>, "dev@dpdk.org" <dev@dpdk.org>
Cc: "stable@dpdk.org" <stable@dpdk.org>,
	"Zhang, Qi Z" <qi.z.zhang@intel.com>
Subject: Re: [dpdk-dev] [PATCH] net/i40e: add warning info when no perfect RSS key
Date: Wed, 20 Mar 2019 09:23:11 +0000	[thread overview]
Message-ID: <A2573D2ACFCADC41BB3BE09C6DE313CA07EC90B0@PGSMSX103.gar.corp.intel.com> (raw)
Message-ID: <20190320092311.fZYPi_g_hrvs9bD_YSbkBPRJx5vqjnMqY36NvhjiTTA@z> (raw)
In-Reply-To: <67D543A150B29E4CAAE53918F64EDAEA376A5E6E@SHSMSX103.ccr.corp.intel.com>

Thank you!

> -----Original Message-----
> From: Peng, Yuan
> Sent: Wednesday, March 20, 2019 5:21 PM
> To: Zhao1, Wei <wei.zhao1@intel.com>; dev@dpdk.org
> Cc: stable@dpdk.org; Zhang, Qi Z <qi.z.zhang@intel.com>
> Subject: RE: [PATCH] net/i40e: add warning info when no perfect RSS key
> 
> Tested-by: Peng Yuan <yuan.peng@intel.com>
> 
> - Tested Branch: master
> - Tested Commit: 239912fa798e6e671072ca7ff987afd74c1e506c
> - OS: 4.13.9-300.fc27.x86_64
> - GCC: gcc (GCC) 7.3.1 20180303 (Red Hat 7.3.1-5)
> - CPU: Intel(R) Xeon(R) CPU E5-2699 v4 @ 2.20GHz
> - NIC: Intel Corporation Device Fortville [8086:1583]
> - Default x86_64-native-linuxapp-gcc configuration
> - Prerequisites:
> - Total 1 case1, 1 passed, 0 failed
> 
> - Case steps:
> 1. Bind the pf port to dpdk driver:
> ./usertools/dpdk-devbind.py -b igb_uio 05:00.0 05:00.1 2. start testpmd:
> ./x86_64-native-linuxapp-gcc/app/testpmd --log-level=*:8 -c 1ffff -n 4 - -i --
> nb-cores=8 --rxq=4 --txq=4 --port-topology=chained
> 
> 3. set an invalid RSS-key
>  testpmd> flow create 0 ingress pattern end actions rss types ipv4-udp end
> key 67108863 / end
>  i40e_config_rss_filter(): Max of contiguous 4 PF queues are configured
>  i40e_config_rss_filter(): Warning! No perfect RSS key config for i40e, so use
> default configuration
> 
> Flow rule #0 created
>  there is a device warning reported.
> 
> 
> -----Original Message-----
> From: Zhao1, Wei
> Sent: Wednesday, March 20, 2019 11:31 AM
> To: dev@dpdk.org
> Cc: Peng, Yuan <yuan.peng@intel.com>; stable@dpdk.org; Zhang, Qi Z
> <qi.z.zhang@intel.com>; Zhao1, Wei <wei.zhao1@intel.com>
> Subject: [PATCH] net/i40e: add warning info when no perfect RSS key
> 
> There need a warning info when no perfect RSS key is config, so i40e will use
> default key.
> 
> Fixes: ecad87d22383 ("net/i40e: move RSS to flow API")
> Cc: stable@dpdk.org
> 
> Signed-off-by: Wei Zhao <wei.zhao1@intel.com>
> ---
>  drivers/net/i40e/i40e_ethdev.c | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/drivers/net/i40e/i40e_ethdev.c b/drivers/net/i40e/i40e_ethdev.c
> index dca61f0..9235b08 100644
> --- a/drivers/net/i40e/i40e_ethdev.c
> +++ b/drivers/net/i40e/i40e_ethdev.c
> @@ -12744,6 +12744,7 @@ i40e_config_rss_filter(struct i40e_pf *pf,
>  		rss_conf.rss_key = (uint8_t *)rss_key_default;
>  		rss_conf.rss_key_len = (I40E_PFQF_HKEY_MAX_INDEX + 1) *
>  							sizeof(uint32_t);
> +		PMD_DRV_LOG(INFO, "Warning! No perfect RSS key config
> for i40e, so
> +use default configuration\n");
>  	}
> 
>  	i40e_hw_rss_hash_set(pf, &rss_conf);
> --
> 2.7.5


  parent reply	other threads:[~2019-03-20  9:25 UTC|newest]

Thread overview: 22+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-03-20  3:31 Wei Zhao
2019-03-20  3:31 ` Wei Zhao
2019-03-20  9:21 ` Peng, Yuan
2019-03-20  9:21   ` Peng, Yuan
2019-03-20  9:23   ` Zhao1, Wei [this message]
2019-03-20  9:23     ` Zhao1, Wei
2019-03-20 12:20 ` Kevin Traynor
2019-03-20 12:20   ` Kevin Traynor
2019-03-22  1:27   ` Zhao1, Wei
2019-03-22  1:27     ` Zhao1, Wei
2019-03-22  2:16 ` [dpdk-dev] [PATCH v2] " Wei Zhao
2019-03-22  2:16   ` Wei Zhao
2019-03-22  3:06 ` Wei Zhao
2019-03-22  3:06   ` Wei Zhao
2019-03-22 13:30   ` Zhang, Qi Z
2019-03-22 13:30     ` Zhang, Qi Z
2019-03-26  8:35   ` [dpdk-dev] [PATCH v3] net/i40e: log when provided RSS key is not valid Wei Zhao
2019-03-26  8:35     ` Wei Zhao
2019-03-26 12:41     ` Zhang, Qi Z
2019-03-26 12:41       ` Zhang, Qi Z
2019-03-26 14:51       ` Ferruh Yigit
2019-03-26 14:51         ` Ferruh Yigit

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