From: Thomas Monjalon <thomas.monjalon@6wind.com>
To: Ferruh Yigit <ferruh.yigit@intel.com>
Cc: dev@dpdk.org
Subject: Re: [dpdk-dev] [RFC 0/2] slow data path communication between DPDK port and Linux
Date: Fri, 22 Jan 2016 18:15:40 +0100 [thread overview]
Message-ID: <8078914.bEBONouQDl@xps13> (raw)
In-Reply-To: <20160122165615.GA31579@sivlogin002.ir.intel.com>
2016-01-22 16:56, Ferruh Yigit:
> On Fri, Jan 22, 2016 at 05:31:45PM +0100, Thomas Monjalon wrote:
> > Hi Ferruh,
> >
> > Not commenting the implementation, just the method.
> >
> > 2016-01-22 16:00, Ferruh Yigit:
> > > This is slow data path communication implementation based on existing KNI.
> > > Difference is: librte_kni converted into a PMD, kdp kernel module is almost
> > > same except all control path functionality removed and some simplification done.
> >
> > Is there a chance to submit such kernel module on LKML instead of DPDK?
> > We should avoid maintaining some out-of-tree modules.
>
> The ones I have sent are not generic enough to be in Linux tree.
I've not read the details.
What is missing to be generic?
> We already maintain kni kernel module,
Yes it is painful and not accepted in some Linux distros.
> these patches are part of effort to make
> kni more maintainable, by separation of concerns, removing network drivers from it,
> and simplifying some of code.
Your patch is not removing KNI unfortunately ;)
> For this patch set, tun/tap interface can be alternative, and it looks like it
> removes out-of-tree kernel module requirement, unless people want current
> FIFO implementation because of better performance.
>
> For control path, unfortunately I am not aware of any solution without out-of-tree
> kernel module support.
>
> Thanks,
> ferruh
next prev parent reply other threads:[~2016-01-22 17:16 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-01-22 16:00 Ferruh Yigit
2016-01-22 16:00 ` [dpdk-dev] [RFC 1/2] kdp: add kernel data path kernel module Ferruh Yigit
2016-01-22 16:00 ` [dpdk-dev] [RFC 2/2] kdp: add virtual PMD for kernel slow data path communication Ferruh Yigit
2016-01-22 16:31 ` [dpdk-dev] [RFC 0/2] slow data path communication between DPDK port and Linux Thomas Monjalon
2016-01-22 16:56 ` Ferruh Yigit
2016-01-22 17:15 ` Thomas Monjalon [this message]
2016-01-23 16:14 ` Bruce Richardson
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=8078914.bEBONouQDl@xps13 \
--to=thomas.monjalon@6wind.com \
--cc=dev@dpdk.org \
--cc=ferruh.yigit@intel.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).