From: "Wu, Jingjing" <jingjing.wu@intel.com>
To: Thomas Monjalon <thomas.monjalon@6wind.com>
Cc: "dev@dpdk.org" <dev@dpdk.org>,
"Mcnamara, John" <john.mcnamara@intel.com>,
"Liu, Yong" <yong.liu@intel.com>,
"Zhang, Helin" <helin.zhang@intel.com>,
"Iremonger, Bernard" <bernard.iremonger@intel.com>
Subject: Re: [dpdk-dev] [PATCH v2 1/2] doc: add bifurcated driver guide on ixgbe nic
Date: Mon, 11 Jul 2016 05:50:14 +0000 [thread overview]
Message-ID: <9BB6961774997848B5B42BEC655768F80E16A005@SHSMSX103.ccr.corp.intel.com> (raw)
In-Reply-To: <367000689.y0psKNqMLI@xps13>
> -----Original Message-----
> From: Thomas Monjalon [mailto:thomas.monjalon@6wind.com]
> Sent: Friday, July 8, 2016 5:14 PM
> To: Wu, Jingjing
> Cc: dev@dpdk.org; Mcnamara, John; Liu, Yong; Zhang, Helin; Iremonger,
> Bernard
> Subject: Re: [dpdk-dev] [PATCH v2 1/2] doc: add bifurcated driver guide on
> ixgbe nic
>
> 2016-07-08 08:42, Wu, Jingjing:
> > From: Thomas Monjalon [mailto:thomas.monjalon@6wind.com]
> > > Thank you for providing more doc.
> > > I am just not convinced it is the right place and it must be
> > > discussed.
> > > Some questions below to help deciding where it must be.
> > >
> > > 2016-06-23 11:02, Jingjing Wu:
> > > > Bifurcated driver is a mechanism which depends the advanced
> > > > Ethernet device to split traffic between queues. It provides the
> > > > capability to let the kernel driver and DPDK driver co-exist and
> > > > take their advantage.
> > >
> > > The name "bifurcated driver" was used for a real driver proposal in
> > > Linux. I don't think it applies here.
>
> Where does the "bifurcated" name come from?
> Could we rename it to "flow bifurcation" or "partial kernel bypass"?
>
It is our internal name. It is also called as queue split between drivers.
And I like the "flow bifurcation" one, let me rename it. Thanks for the suggestion.
> > > > It is achieved by using SRIOV and NIC's advanced filtering. This
> > > > patch describes it and adds the user guide on ixgbe NICs.
> > >
> > > It is not a DPDK feature, just a use case.
> > > What do we learn about DPDK?
> >
> > Yes, it is an feature in Linux driver. And the typical use case how DPDK co-
> work with Linux networking.
> > I think it will be a good reference. When I preparde this patch, I'm
> > also doubt where to put, and the behavior may be NIC specific, so I added
> it here.
> >
> > Any other suggestion?
>
> Bernard is creating an howto section.
Yes, just saw it. Will re-organize it to howto.
next prev parent reply other threads:[~2016-07-11 5:50 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-06-23 3:02 Jingjing Wu
2016-06-23 12:58 ` Thomas Monjalon
2016-07-08 8:42 ` Wu, Jingjing
2016-07-08 9:14 ` Thomas Monjalon
2016-07-08 9:24 ` Mcnamara, John
2016-07-11 5:50 ` Wu, Jingjing [this message]
2016-07-14 8:04 ` [dpdk-dev] [PATCH v3] doc: flow bifurcation guide on Linux Jingjing Wu
2016-07-17 19:31 ` Mcnamara, John
2016-07-19 3:31 ` [dpdk-dev] [PATCH v4] " Jingjing Wu
2016-07-19 16:34 ` Mcnamara, John
2016-07-20 0:59 ` Wu, Jingjing
2016-07-22 17:23 ` Thomas Monjalon
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