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From: Ferruh Yigit <ferruh.yigit@intel.com>
To: Adrien Mazarguil <adrien.mazarguil@6wind.com>,
	Qi Zhang <qi.z.zhang@intel.com>
Cc: thomas@monjalon.net, dev@dpdk.org
Subject: Re: [dpdk-dev] [PATCH v3] app/testpmd: fix testpmd failure due to RSS offload check
Date: Wed, 25 Apr 2018 17:34:20 +0100	[thread overview]
Message-ID: <9d79e68c-67c4-ed24-6a4b-747ddc33c751@intel.com> (raw)
In-Reply-To: <20180425162705.GU4957@6wind.com>

On 4/25/2018 5:27 PM, Adrien Mazarguil wrote:
> On Wed, Apr 25, 2018 at 09:38:16PM +0800, Qi Zhang wrote:
>> After add RSS hash offload check, default rss_hf  will fail on
>> devices that not support all bits, the patch take rss_hf as
>> a suggest value and only set bits that device supported base on
>> rte_eth_dev_get_info, also rss_hf will only be updated when new
>> rss offload is successfully updated on all ports by
>> "port config all rss [!default]" command.
>>
>> Fixes: 586ac442be96 ("ethdev: add supported hash function check")
>> Fixes: 8c1f4aff92a6 ("app/testpmd: new parameter for port config all RSS command")
>> Signed-off-by: Qi Zhang <qi.z.zhang@intel.com>
> 
> Although this approach prevents updating rss_hf if at least one port doesn't
> support RSS configuration (i.e. it can't be used to update defaults for
> subsequent flow rules on mlx4), 

Yes it does, and perhaps we need a value per port, instead of single value for all.

> I confirm it does fix the startup issue,
> therefore:
> 
> Tested-by: Adrien Mazarguil <adrien.mazarguil@6wind.com>
> 

  reply	other threads:[~2018-04-25 16:34 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-04-25  1:49 [dpdk-dev] [PATCH] " Qi Zhang
2018-04-25  7:43 ` [dpdk-dev] [PATCH v2] " Qi Zhang
2018-04-25 12:03   ` Ferruh Yigit
2018-04-25 13:34     ` Zhang, Qi Z
2018-04-25 13:38 ` [dpdk-dev] [PATCH v3] " Qi Zhang
2018-04-25 14:02   ` Ferruh Yigit
2018-04-25 16:27   ` Adrien Mazarguil
2018-04-25 16:34     ` Ferruh Yigit [this message]
2018-04-25 23:46     ` Ferruh Yigit

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