From: "Dumitrescu, Cristian" <cristian.dumitrescu@intel.com>
To: Thomas Monjalon <thomas@monjalon.net>
Cc: "dev@dpdk.org" <dev@dpdk.org>,
"jerin.jacob@caviumnetworks.com" <jerin.jacob@caviumnetworks.com>,
"hemant.agrawal@nxp.com" <hemant.agrawal@nxp.com>,
"Singh, Jasvinder" <jasvinder.singh@intel.com>,
"Lu, Wenzhuo" <wenzhuo.lu@intel.com>,
"O'Driscoll, Tim" <tim.odriscoll@intel.com>,
"Glynn, Michael J" <michael.j.glynn@intel.com>,
Adrien Mazarguil <adrien.mazarguil@6wind.com>
Subject: Re: [dpdk-dev] [pull-request] next-tm 17.08 pre-rc1
Date: Mon, 10 Jul 2017 15:46:19 +0000 [thread overview]
Message-ID: <3EB4FA525960D640B5BDFFD6A3D891267BA7DA96@IRSMSX108.ger.corp.intel.com> (raw)
In-Reply-To: <1897417.adnAssk0iV@xps>
> -----Original Message-----
> From: Thomas Monjalon [mailto:thomas@monjalon.net]
> Sent: Monday, July 10, 2017 2:50 PM
> To: Dumitrescu, Cristian <cristian.dumitrescu@intel.com>
> Cc: dev@dpdk.org; jerin.jacob@caviumnetworks.com;
> hemant.agrawal@nxp.com; Singh, Jasvinder <jasvinder.singh@intel.com>;
> Lu, Wenzhuo <wenzhuo.lu@intel.com>; O'Driscoll, Tim
> <tim.odriscoll@intel.com>; Glynn, Michael J <michael.j.glynn@intel.com>;
> Adrien Mazarguil <adrien.mazarguil@6wind.com>
> Subject: Re: [dpdk-dev] [pull-request] next-tm 17.08 pre-rc1
>
> 10/07/2017 15:21, Dumitrescu, Cristian:
> > From: Thomas Monjalon [mailto:thomas@monjalon.net]
> > > 10/07/2017 12:55, Dumitrescu, Cristian:
> > > > From: Thomas Monjalon [mailto:thomas@monjalon.net]
> > > > > 2/ Some functions are exposed in the API to query the ops.
> > > > > It seems dangerous and useless:
> > > > > - rte_eth_dev_tm_ops_get
> > > > > - rte_tm_ops_get
> > > >
> > > > Thomas, hopefully this is a misunderstanding on your side :(((.
> > >
> > > Don't worry :)
> > >
> > > > This is a critical point that we debated ad nauseam on this email list
> (RFC, V1
> > > -V6) and privately as well. You were included in the conversation, you
> also
> > > provided feed-back that we incorporated in the code, as documented in
> the
> > > patchset history log.
> > > >
> > > > This is simply the mechanism that we (including you) agreed to use for
> > > modularizing the DPDK ethdev by adding new functionality in a modular
> plug-
> > > in way using separate namespace. This is the exact clone of the same
> > > mechanism that rte_flow is using and was merged in DPDK release 17.02.
> > > Why this change on the fundamentals now?
> > > >
> > > > Hopefully, it is just misunderstanding.
> > >
> > > I mean that only the drivers need to get the ops.
> > > The applications are using some dedicated functions rte_tm_* , right?
> > > So the applications does not need direct ops access with
> > > rte_eth_dev_tm_ops_get()?
> > > Sorry if it is my misunderstanding.
> > >
> > > About rte_tm_ops_get, I don't remember why I talked about it.
> > > It seems exposed only to drivers. My mistake. No issue there.
> >
> > OK, so we're good then?
>
> Not exactly. In my understanding, rte_eth_dev_tm_ops_get() is useless.
> Should it be removed then?
Why do you think it is useless? How would the driver get the function specific (i.e. rte_flow, rte_tm, ...) operations structure?
I am afraid of reopening a lengthy discussion that we had when the time was right ...
next prev parent reply other threads:[~2017-07-10 15:46 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-07-04 15:38 Cristian Dumitrescu
2017-07-04 15:47 ` Thomas Monjalon
2017-07-04 16:52 ` Dumitrescu, Cristian
2017-07-04 20:21 ` Thomas Monjalon
2017-07-05 10:36 ` Dumitrescu, Cristian
2017-07-09 20:01 ` Thomas Monjalon
2017-07-10 7:43 ` Adrien Mazarguil
2017-07-10 7:51 ` Thomas Monjalon
2017-07-10 10:55 ` Dumitrescu, Cristian
2017-07-10 12:57 ` Thomas Monjalon
2017-07-10 13:21 ` Dumitrescu, Cristian
2017-07-10 13:49 ` Thomas Monjalon
2017-07-10 15:46 ` Dumitrescu, Cristian [this message]
2017-07-10 15:54 ` Thomas Monjalon
2017-07-10 16:47 ` Dumitrescu, Cristian
2017-07-10 16:58 ` Thomas Monjalon
2017-07-11 18:20 ` Dumitrescu, Cristian
2017-07-12 17:33 ` Thomas Monjalon
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