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From: "Xia, Chenbo" <chenbo.xia@intel.com>
To: Maxime Coquelin <maxime.coquelin@redhat.com>,
	"dev@dpdk.org" <dev@dpdk.org>,
	"amorenoz@redhat.com" <amorenoz@redhat.com>,
	"david.marchand@redhat.com" <david.marchand@redhat.com>,
	"andrew.rybchenko@oktetlabs.ru" <andrew.rybchenko@oktetlabs.ru>,
	"Yigit, Ferruh" <ferruh.yigit@intel.com>,
	"michaelba@nvidia.com" <michaelba@nvidia.com>,
	"viacheslavo@nvidia.com" <viacheslavo@nvidia.com>,
	"Li, Xiaoyun" <xiaoyun.li@intel.com>
Cc: "nelio.laranjeiro@6wind.com" <nelio.laranjeiro@6wind.com>,
	"yvugenfi@redhat.com" <yvugenfi@redhat.com>,
	"ybendito@redhat.com" <ybendito@redhat.com>
Subject: Re: [dpdk-dev] [PATCH v5 1/5] net/virtio: add initial RSS support
Date: Tue, 19 Oct 2021 04:47:32 +0000	[thread overview]
Message-ID: <SN6PR11MB3504EF3CB3F5C7ACEF83119D9CBD9@SN6PR11MB3504.namprd11.prod.outlook.com> (raw)
In-Reply-To: <20211018102045.255831-2-maxime.coquelin@redhat.com>

> -----Original Message-----
> From: Maxime Coquelin <maxime.coquelin@redhat.com>
> Sent: Monday, October 18, 2021 6:21 PM
> To: dev@dpdk.org; Xia, Chenbo <chenbo.xia@intel.com>; amorenoz@redhat.com;
> david.marchand@redhat.com; andrew.rybchenko@oktetlabs.ru; Yigit, Ferruh
> <ferruh.yigit@intel.com>; michaelba@nvidia.com; viacheslavo@nvidia.com; Li,
> Xiaoyun <xiaoyun.li@intel.com>
> Cc: nelio.laranjeiro@6wind.com; yvugenfi@redhat.com; ybendito@redhat.com;
> Maxime Coquelin <maxime.coquelin@redhat.com>
> Subject: [PATCH v5 1/5] net/virtio: add initial RSS support
> 
> Provide the capability to update the hash key, hash types
> and RETA table on the fly (without needing to stop/start
> the device). However, the key length and the number of RETA
> entries are fixed to 40B and 128 entries respectively. This
> is done in order to simplify the design, but may be
> revisited later as the Virtio spec provides this
> flexibility.
> 
> Note that only VIRTIO_NET_F_RSS support is implemented,
> VIRTIO_NET_F_HASH_REPORT, which would enable reporting the
> packet RSS hash calculated by the device into mbuf.rss, is
> not yet supported.
> 
> Regarding the default RSS configuration, it has been
> chosen to use the default Intel ixgbe key as default key,
> and default RETA is a simple modulo between the hash and
> the number of Rx queues.
> 
> Signed-off-by: Maxime Coquelin <maxime.coquelin@redhat.com>
> 2.31.1

Reviewed-by: Chenbo Xia <chenbo.xia@intel.com>

And I think the reported issue in patchwork is not related with
this series.

  reply	other threads:[~2021-10-19  4:47 UTC|newest]

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-10-18 10:20 [dpdk-dev] [PATCH v5 0/5] Virtio PMD RSS support & RSS fixes Maxime Coquelin
2021-10-18 10:20 ` [dpdk-dev] [PATCH v5 1/5] net/virtio: add initial RSS support Maxime Coquelin
2021-10-19  4:47   ` Xia, Chenbo [this message]
2021-10-19  7:31     ` Maxime Coquelin
2021-10-19  7:30   ` Andrew Rybchenko
2021-10-19  9:22     ` Maxime Coquelin
2021-10-19  9:37       ` Andrew Rybchenko
2021-10-27 10:55         ` Maxime Coquelin
2021-10-27 14:45           ` Yuri Benditovich
2021-10-27 19:59             ` Maxime Coquelin
2021-10-18 10:20 ` [dpdk-dev] [PATCH v5 2/5] app/testpmd: fix RSS key length Maxime Coquelin
2021-10-18 10:20 ` [dpdk-dev] [PATCH v5 3/5] app/testpmd: fix RSS type display Maxime Coquelin
2021-10-18 10:20 ` [dpdk-dev] [PATCH v5 4/5] net/mlx5: fix RSS RETA update Maxime Coquelin
2021-10-18 10:20 ` [dpdk-dev] [PATCH v5 5/5] app/testpmd: add missing flow types in port info Maxime Coquelin

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