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From: Bing Zhao <bingz@nvidia.com>
To: Ajit Khaparde <ajit.khaparde@broadcom.com>
Cc: Ori Kam <orika@nvidia.com>,
	NBU-Contact-Thomas Monjalon <thomas@monjalon.net>,
	"ferruh.yigit@intel.com" <ferruh.yigit@intel.com>,
	"andrew.rybchenko@oktetlabs.ru" <andrew.rybchenko@oktetlabs.ru>,
	"dev@dpdk.org" <dev@dpdk.org>
Subject: Re: [dpdk-dev] [PATCH v2 1/2] ethdev: introduce conntrack flow action and item
Date: Sat, 17 Apr 2021 06:10:13 +0000
Message-ID: <MN2PR12MB290910CD83FD3375D5497A32D04B9@MN2PR12MB2909.namprd12.prod.outlook.com> (raw)
In-Reply-To: <CACZ4nhv5kejRFC0A-Ewdb6OMPysHeFBzT3Bgoj-tzAHeRXVvEA@mail.gmail.com>

Hi Ajit,

> -----Original Message-----
> From: Ajit Khaparde <ajit.khaparde@broadcom.com>
> Sent: Saturday, April 17, 2021 5:47 AM
> To: Bing Zhao <bingz@nvidia.com>
> Cc: Ori Kam <orika@nvidia.com>; NBU-Contact-Thomas Monjalon
> <thomas@monjalon.net>; ferruh.yigit@intel.com;
> andrew.rybchenko@oktetlabs.ru; dev@dpdk.org
> Subject: Re: [PATCH v2 1/2] ethdev: introduce conntrack flow action
> and item
> 
> > > > +
> > > > +/**
> > > > + * @warning
> > > > + * @b EXPERIMENTAL: this structure may change without prior
> > > notice
> > > > + *
> > > > + * Configuration parameters for each direction of a TCP
> > > connection.
> > > > + */
> > > > +struct rte_flow_tcp_dir_param {
> > > > +   uint32_t scale:4; /**< TCP window scaling factor, 0xF to
> > > disable. */
> > > > +   uint32_t close_initiated:1; /**< The FIN was sent by this
> > > direction. */
> > > > +   /**< An ACK packet has been received by this side. */
> > > > +   uint32_t last_ack_seen:1;
> > > > +   /**< If set, indicates that there is unacked data of the
> > > connection. */
> > > > +   uint32_t data_unacked:1;
> > > > +   /**< Maximal value of sequence + payload length over sent
> > > > +    * packets (next ACK from the opposite direction).
> > > > +    */
> > > > +   uint32_t sent_end;
> > > > +   /**< Maximal value of (ACK + window size) over received
> packet
> > > +
> > > > length
> > > > +    * over sent packet (maximal sequence could be sent).
> > > > +    */
> > > > +   uint32_t reply_end;
> > >
> > > This comment is for all members that are part of the packet, Do
> you
> > > think it should be in network order?
> >
> > Almost none of the fields are part of the packet. Indeed, most of
> them are calculated from the packets information. So I prefer to
> keep the host order easy for using and
> > keep all the fields of the whole structure the same endianness
> format.
> > What do you think?
> 
> Can you mention it in the documentation and comments?
> That all the values are in host byte order and need to be converted
> to
> network byte order if the HW needs it that way

Sure, I think it would be better to add it in the documentation.
What do you think?

BR. Bing

  reply	other threads:[~2021-04-17  6:10 UTC|newest]

Thread overview: 45+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-03-18  7:30 [dpdk-dev] [RFC] " Bing Zhao
2021-03-22 15:16 ` Andrew Rybchenko
2021-04-07  7:43   ` Bing Zhao
2021-03-23 23:27 ` Ajit Khaparde
2021-04-07  2:41   ` Bing Zhao
2021-04-10 13:46 ` [dpdk-dev] [PATCH] " Bing Zhao
2021-04-15 16:24   ` Ori Kam
2021-04-15 16:44     ` Bing Zhao
2021-04-15 16:41   ` [dpdk-dev] [PATCH v2 0/2] " Bing Zhao
2021-04-15 16:41     ` [dpdk-dev] [PATCH v2 1/2] " Bing Zhao
2021-04-16 10:49       ` Thomas Monjalon
2021-04-16 18:18         ` Bing Zhao
2021-04-16 12:41       ` Ori Kam
2021-04-16 18:05         ` Bing Zhao
2021-04-16 21:47           ` Ajit Khaparde
2021-04-17  6:10             ` Bing Zhao [this message]
2021-04-17 14:54               ` Ajit Khaparde
2021-04-15 16:41     ` [dpdk-dev] [PATCH v2 2/2] app/testpmd: add CLI for conntrack Bing Zhao
2021-04-16  8:46       ` Ori Kam
2021-04-16 18:20         ` Bing Zhao
2021-04-16 17:54   ` [dpdk-dev] [PATCH v3 0/3] ethdev: introduce conntrack flow action and item Bing Zhao
2021-04-16 17:54     ` [dpdk-dev] [PATCH v3 1/3] " Bing Zhao
2021-04-16 18:30       ` Ajit Khaparde
2021-04-19 14:08         ` Thomas Monjalon
2021-04-19 16:21           ` Bing Zhao
2021-04-19 14:06       ` Thomas Monjalon
2021-04-19 16:13         ` Bing Zhao
2021-04-16 17:54     ` [dpdk-dev] [PATCH v3 2/3] app/testpmd: add CLI for conntrack Bing Zhao
2021-04-16 17:54     ` [dpdk-dev] [PATCH v3 3/3] doc: update " Bing Zhao
2021-04-16 18:22       ` Thomas Monjalon
2021-04-16 18:30       ` Ajit Khaparde
2021-04-19 17:28         ` Bing Zhao
2021-04-19 17:16   ` [dpdk-dev] [PATCH v4 0/3] ethdev: introduce conntrack flow action and item Bing Zhao
2021-04-19 17:16     ` [dpdk-dev] [PATCH v4 1/3] " Bing Zhao
2021-04-19 17:33       ` Ori Kam
2021-04-19 17:16     ` [dpdk-dev] [PATCH v4 2/3] app/testpmd: add CLI for conntrack Bing Zhao
2021-04-19 17:35       ` Ori Kam
2021-04-19 17:16     ` [dpdk-dev] [PATCH v4 3/3] doc: update " Bing Zhao
2021-04-19 17:32       ` Thomas Monjalon
2021-04-19 17:37       ` Ori Kam
2021-04-19 17:51   ` [dpdk-dev] [PATCH v5 0/2] ethdev: introduce conntrack flow action and item Bing Zhao
2021-04-19 17:51     ` [dpdk-dev] [PATCH v5 1/2] " Bing Zhao
2021-04-19 18:07       ` Thomas Monjalon
2021-04-19 23:29         ` Ferruh Yigit
2021-04-19 17:51     ` [dpdk-dev] [PATCH v5 2/2] app/testpmd: add CLI for conntrack Bing Zhao

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