From: "Zhou, Danny" <danny.zhou-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org>
To: "John W. Linville" <linville-2XuSBdqkA4R54TAoqtyWWQ@public.gmane.org>
Cc: "dev-VfR2kkLFssw@public.gmane.org" <dev-VfR2kkLFssw@public.gmane.org>
Subject: Re: [PATCH] librte_pmd_packet: add PMD for AF_PACKET-based virtual devices
Date: Fri, 11 Jul 2014 20:27:02 +0000 [thread overview]
Message-ID: <DFDF335405C17848924A094BC35766CF0A8A154C@SHSMSX104.ccr.corp.intel.com> (raw)
In-Reply-To: <20140711193139.GJ25478-2XuSBdqkA4R54TAoqtyWWQ@public.gmane.org>
I want to run a common DPDK L2 or L3 forward benchmark for bi-direction traffics, so at least two ports are required. Just like how to measure Linux bridge or OVS performance, you need add at least two ports into a bridge.
> -----Original Message-----
> From: John W. Linville [mailto:linville-2XuSBdqkA4R54TAoqtyWWQ@public.gmane.org]
> Sent: Saturday, July 12, 2014 3:32 AM
> To: Zhou, Danny
> Cc: dev-VfR2kkLFssw@public.gmane.org
> Subject: Re: [dpdk-dev] [PATCH] librte_pmd_packet: add PMD for
> AF_PACKET-based virtual devices
>
> I'm not sure that would make any sense -- the AF_PACKET sockets are mapped to
> specific interfaces.
>
> What are you trying to do with a syntax like that?
>
> John
>
> On Fri, Jul 11, 2014 at 07:04:19PM +0000, Zhou, Danny wrote:
> > Does it support specifying multiple NIC interfaces using command line option like
> "--vdev=eth_packet0,iface=..."? Say "iface=eth0,eth1,eth2...", tried but it doesn't
> work.
> >
> > > -----Original Message-----
> > > From: Zhou, Danny
> > > Sent: Saturday, July 12, 2014 2:01 AM
> > > To: 'John W. Linville'
> > > Cc: dev-VfR2kkLFssw@public.gmane.org
> > > Subject: RE: [dpdk-dev] [PATCH] librte_pmd_packet: add PMD for
> > > AF_PACKET-based virtual devices
> > >
> > > Tried on 3.12, both of them are undefined. Anyway, will comment them
> > > out and see what performance it could achieve.
> > >
> > > > -----Original Message-----
> > > > From: John W. Linville [mailto:linville-2XuSBdqkA4R54TAoqtyWWQ@public.gmane.org]
> > > > Sent: Saturday, July 12, 2014 1:41 AM
> > > > To: Zhou, Danny
> > > > Cc: dev-VfR2kkLFssw@public.gmane.org
> > > > Subject: Re: [dpdk-dev] [PATCH] librte_pmd_packet: add PMD for
> > > > AF_PACKET-based virtual devices
> > > >
> > > > On Fri, Jul 11, 2014 at 05:20:42PM +0000, Zhou, Danny wrote:
> > > > > Looks like you used a pretty new kernel version with new socket
> > > > > options that old
> > > > kernel like my 3.12 does not support. When I tried this patch, it
> > > > just cannot build, and compiler complains like below. Which Linux
> > > > distribution does this
> > > patch work for?
> > > > How to ensure it works for old kernels?
> > > > >
> > > > > /home/danny/dpdk.org/dpdk/lib/librte_pmd_packet/rte_eth_packet.c
> > > > > : In function
> > > > rte_pmd_init_internals:
> > > > > /home/danny/dpdk.org/dpdk/lib/librte_pmd_packet/rte_eth_packet.c
> > > > > :524
> > > > > :1
> > > > > 7: error: PACKET_FANOUT_FLAG_ROLLOVER undeclared (first use in
> > > > > this
> > > > > function)
> > > > > /home/danny/dpdk.org/dpdk/lib/librte_pmd_packet/rte_eth_packet.c
> > > > > :524
> > > > > :1
> > > > > 7: note: each undeclared identifier is reported only once for
> > > > > each function it appears in
> > > > > /home/danny/dpdk.org/dpdk/lib/librte_pmd_packet/rte_eth_packet.c
> > > > > :557
> > > > > :3
> > > > > 3: error: PACKET_QDISC_BYPASS undeclared (first use in this
> > > > > function)
> > > >
> > > > Both of them are isolated, so for playing with it you could just comment those
> out.
> > > > It looks like PACKET_FANOUT_FLAG_ROLLOVER should have been in
> > > > 3.10, while PACKET_QDISC_BYPASS didn't show-up until 3.14...
> > > >
> > > > /home/linville/git/linux
> > > > [linville-x1.hq.tuxdriver.com]:> git annotate
> > > > include/uapi/linux/if_packet.h | grep PACKET_FANOUT_FLAG_ROLLOVER
> > > > 77f65ebdca506 (Willem de Bruijn 2013-03-19 10:18:11 +0000 64)#define
> > > > PACKET_FANOUT_FLAG_ROLLOVER 0x1000
> > > >
> > > > /home/linville/git/linux
> > > > [linville-x1.hq.tuxdriver.com]:> git show -s --format=short
> > > > 77f65ebdca506 commit 77f65ebdca506870d99bfabe52bde222511022ec
> > > > Author: Willem de Bruijn <willemb-hpIqsD4AKlfQT0dZR+AlfA@public.gmane.org>
> > > >
> > > > packet: packet fanout rollover during socket overload
> > > >
> > > > /home/linville/git/linux
> > > > [linville-x1.hq.tuxdriver.com]:> git describe --contains
> > > > 77f65ebdca506
> > > > v3.10-rc1~66^2~423
> > > >
> > > > /home/linville/git/linux
> > > > [linville-x1.hq.tuxdriver.com]:> git annotate
> > > > include/uapi/linux/if_packet.h | grep PACKET_QDISC_BYPASS
> > > > d346a3fae3ff1 (Daniel Borkmann 2013-12-06 11:36:17 +0100 56)#define
> > > > PACKET_QDISC_BYPASS 20
> > > >
> > > > /home/linville/git/linux
> > > > [linville-x1.hq.tuxdriver.com]:> git show -s --format=short
> > > > d346a3fae3ff1 commit
> > > > d346a3fae3ff1d99f5d0c819bf86edf9094a26a1
> > > > Author: Daniel Borkmann <dborkman-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
> > > >
> > > > packet: introduce PACKET_QDISC_BYPASS socket option
> > > >
> > > > /home/linville/git/linux
> > > > [linville-x1.hq.tuxdriver.com]:> git describe --contains
> > > > d346a3fae3ff1
> > > > v3.14-rc1~94^2~564
> > > >
> > > > Is there an example of code in DPDK that requires specific kernel
> > > > versions? What is the preferred method for coding such dependencies?
> > > >
> > > > John
> > > > --
> > > > John W. Linville Someday the world will need a hero, and you
> > > > linville-2XuSBdqkA4R54TAoqtyWWQ@public.gmane.org might be all we have. Be ready.
> >
>
> --
> John W. Linville Someday the world will need a hero, and you
> linville-2XuSBdqkA4R54TAoqtyWWQ@public.gmane.org might be all we have. Be ready.
next prev parent reply other threads:[~2014-07-11 20:27 UTC|newest]
Thread overview: 76+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-07-10 20:32 [PATCH] librte_pmd_packet: add PMD for AF_PACKET-based virtual devices John W. Linville
[not found] ` <D0158A423229094DA7ABF71CF2FA0DA3117D3A23@shsmsx102.ccr.corp.intel.com>
[not found] ` <D0158A423229094DA7ABF71CF2FA0DA3117D3A23-E2R4CRU6q/6iAffOGbnezLfspsVTdybXVpNB7YpNyf8@public.gmane.org>
2014-07-11 17:20 ` Zhou, Danny
[not found] ` <DFDF335405C17848924A094BC35766CF0A8A13E6-0J0gbvR4kTg/UvCtAeCM4rfspsVTdybXVpNB7YpNyf8@public.gmane.org>
2014-07-11 17:40 ` John W. Linville
2014-07-11 19:04 ` Zhou, Danny
[not found] ` <DFDF335405C17848924A094BC35766CF0A8A150F-0J0gbvR4kTg/UvCtAeCM4rfspsVTdybXVpNB7YpNyf8@public.gmane.org>
2014-07-11 19:31 ` John W. Linville
[not found] ` <20140711193139.GJ25478-2XuSBdqkA4R54TAoqtyWWQ@public.gmane.org>
2014-07-11 20:27 ` Zhou, Danny [this message]
[not found] ` <DFDF335405C17848924A094BC35766CF0A8A154C-0J0gbvR4kTg/UvCtAeCM4rfspsVTdybXVpNB7YpNyf8@public.gmane.org>
2014-07-11 20:31 ` Shaw, Jeffrey B
[not found] ` <4032A54B6BB5F04B8C08B6CFF08C59285544ECD5-AtyAts71sc9Qxe9IK+vIArfspsVTdybXVpNB7YpNyf8@public.gmane.org>
2014-07-11 20:35 ` Zhou, Danny
[not found] ` <DFDF335405C17848924A094BC35766CF0A8A16E3-0J0gbvR4kTg/UvCtAeCM4rfspsVTdybXVpNB7YpNyf8@public.gmane.org>
2014-07-11 20:40 ` John W. Linville
[not found] ` <20140711174042.GE25478-2XuSBdqkA4R54TAoqtyWWQ@public.gmane.org>
2014-07-11 18:01 ` Zhou, Danny
[not found] ` <DFDF335405C17848924A094BC35766CF0A8A14B1-0J0gbvR4kTg/UvCtAeCM4rfspsVTdybXVpNB7YpNyf8@public.gmane.org>
2014-07-11 18:46 ` John W. Linville
[not found] ` <20140711184648.GH25478-2XuSBdqkA4R54TAoqtyWWQ@public.gmane.org>
2014-07-12 0:42 ` Zhou, Danny
[not found] ` <DFDF335405C17848924A094BC35766CF0A8A186D-0J0gbvR4kTg/UvCtAeCM4rfspsVTdybXVpNB7YpNyf8@public.gmane.org>
2014-07-14 13:45 ` John W. Linville
2014-07-11 22:34 ` Thomas Monjalon
2014-07-14 13:46 ` John W. Linville
[not found] ` <20140714134616.GC27848-2XuSBdqkA4R54TAoqtyWWQ@public.gmane.org>
2014-07-15 21:27 ` Thomas Monjalon
2014-07-16 12:35 ` Neil Horman
[not found] ` <20140716123530.GA22437-bi+AKbBUZKY6gyzm1THtWbp2dZbC/Bob@public.gmane.org>
2014-07-16 13:37 ` Thomas Monjalon
2014-07-16 14:07 ` John W. Linville
[not found] ` <20140716140744.GD13555-2XuSBdqkA4R54TAoqtyWWQ@public.gmane.org>
2014-07-16 14:26 ` Thomas Monjalon
2014-07-16 15:59 ` Shaw, Jeffrey B
[not found] ` <1405024369-30058-1-git-send-email-linville-2XuSBdqkA4R54TAoqtyWWQ@public.gmane.org>
2014-07-11 13:11 ` Stephen Hemminger
2014-07-11 14:49 ` John W. Linville
[not found] ` <20140711144912.GA25478-2XuSBdqkA4R54TAoqtyWWQ@public.gmane.org>
2014-07-11 15:06 ` Richardson, Bruce
[not found] ` <59AF69C657FD0841A61C55336867B5B0343ACD8B-kPTMFJFq+rELt2AQoY/u9bfspsVTdybXVpNB7YpNyf8@public.gmane.org>
2014-07-11 15:16 ` Stephen Hemminger
2014-07-11 16:07 ` Richardson, Bruce
2014-07-11 15:29 ` Venkatesan, Venky
[not found] ` <1FD9B82B8BF2CF418D9A1000154491D974124465-P5GAC/sN6hlcIJlls4ac1rfspsVTdybXVpNB7YpNyf8@public.gmane.org>
2014-07-11 15:33 ` John W. Linville
[not found] ` <20140711153309.GD25478-2XuSBdqkA4R54TAoqtyWWQ@public.gmane.org>
2014-07-11 16:29 ` Venkatesan, Venky
2014-07-11 13:26 ` Thomas Monjalon
2014-07-11 14:51 ` John W. Linville
[not found] ` <20140711145152.GB25478-2XuSBdqkA4R54TAoqtyWWQ@public.gmane.org>
2014-07-11 15:04 ` Thomas Monjalon
2014-07-11 15:30 ` John W. Linville
[not found] ` <20140711153006.GC25478-2XuSBdqkA4R54TAoqtyWWQ@public.gmane.org>
2014-07-11 16:47 ` Thomas Monjalon
2014-07-11 17:38 ` Richardson, Bruce
[not found] ` <59AF69C657FD0841A61C55336867B5B0343ACEB1-kPTMFJFq+rELt2AQoY/u9bfspsVTdybXVpNB7YpNyf8@public.gmane.org>
2014-07-11 17:41 ` John W. Linville
2014-07-12 11:48 ` Neil Horman
2014-07-11 22:30 ` Thomas Monjalon
2014-07-14 17:53 ` John W. Linville
2014-07-11 22:51 ` Bruce Richardson
[not found] ` <20140711225108.GA9381-IWE99D/oH1/+pXziaqXtF9h3ngVCH38I@public.gmane.org>
2014-07-14 13:48 ` John W. Linville
[not found] ` <20140714134832.GD27848-2XuSBdqkA4R54TAoqtyWWQ@public.gmane.org>
2014-07-14 17:35 ` John W. Linville
2014-07-14 18:24 ` [PATCH v2] " John W. Linville
[not found] ` <1405362290-6753-1-git-send-email-linville-2XuSBdqkA4R54TAoqtyWWQ@public.gmane.org>
2014-07-15 0:15 ` Zhou, Danny
[not found] ` <DFDF335405C17848924A094BC35766CF0A8A4F83-0J0gbvR4kTg/UvCtAeCM4rfspsVTdybXVpNB7YpNyf8@public.gmane.org>
2014-07-15 12:17 ` Neil Horman
[not found] ` <20140715121743.GA14273-bi+AKbBUZKY6gyzm1THtWbp2dZbC/Bob@public.gmane.org>
2014-07-15 14:01 ` John W. Linville
[not found] ` <20140715140111.GA26012-2XuSBdqkA4R54TAoqtyWWQ@public.gmane.org>
2014-07-15 15:40 ` Zhou, Danny
[not found] ` <DFDF335405C17848924A094BC35766CF0A8AF52C-0J0gbvR4kTggGBtAFL8yw7fspsVTdybXVpNB7YpNyf8@public.gmane.org>
2014-07-15 19:08 ` John W. Linville
2014-07-15 20:31 ` Neil Horman
[not found] ` <20140715203108.GA20273-bi+AKbBUZKY6gyzm1THtWbp2dZbC/Bob@public.gmane.org>
2014-07-15 20:41 ` Zhou, Danny
2014-07-15 15:34 ` Zhou, Danny
2014-09-12 18:05 ` John W. Linville
[not found] ` <20140912180523.GB7145-2XuSBdqkA4R54TAoqtyWWQ@public.gmane.org>
2014-09-12 18:31 ` Zhou, Danny
[not found] ` <DFDF335405C17848924A094BC35766CF0A935AEE-0J0gbvR4kTg/UvCtAeCM4rfspsVTdybXVpNB7YpNyf8@public.gmane.org>
2014-09-12 18:54 ` John W. Linville
[not found] ` <20140912185423.GD7145-2XuSBdqkA4R54TAoqtyWWQ@public.gmane.org>
2014-09-12 20:35 ` Zhou, Danny
[not found] ` <DFDF335405C17848924A094BC35766CF0A935E75-0J0gbvR4kTg/UvCtAeCM4rfspsVTdybXVpNB7YpNyf8@public.gmane.org>
2014-09-15 15:09 ` Neil Horman
[not found] ` <20140915150946.GA11690-B26myB8xz7F8NnZeBjwnZQMhkBWG/bsMQH7oEaQurus@public.gmane.org>
2014-09-15 15:15 ` John W. Linville
2014-09-15 15:43 ` Zhou, Danny
[not found] ` <DFDF335405C17848924A094BC35766CF0A93A24C-0J0gbvR4kTg/UvCtAeCM4rfspsVTdybXVpNB7YpNyf8@public.gmane.org>
2014-09-15 16:22 ` Neil Horman
[not found] ` <20140915162244.GB11690-B26myB8xz7F8NnZeBjwnZQMhkBWG/bsMQH7oEaQurus@public.gmane.org>
2014-09-15 17:48 ` John W. Linville
[not found] ` <20140915174822.GG28459-2XuSBdqkA4R54TAoqtyWWQ@public.gmane.org>
2014-09-15 19:11 ` Zhou, Danny
2014-09-16 20:16 ` Neil Horman
[not found] ` <20140916201601.GF3792-B26myB8xz7F8NnZeBjwnZQMhkBWG/bsMQH7oEaQurus@public.gmane.org>
2014-09-26 9:28 ` Thomas Monjalon
2014-09-26 14:08 ` Neil Horman
[not found] ` <20140926140855.GD3930-B26myB8xz7F8NnZeBjwnZQMhkBWG/bsMQH7oEaQurus@public.gmane.org>
2014-09-29 10:05 ` Bruce Richardson
2014-10-08 15:57 ` Thomas Monjalon
2014-10-08 19:14 ` Neil Horman
[not found] ` <20141008191403.GB13306-B26myB8xz7F8NnZeBjwnZQMhkBWG/bsMQH7oEaQurus@public.gmane.org>
2014-11-13 10:03 ` Thomas Monjalon
2014-11-13 11:14 ` Neil Horman
[not found] ` <20141113111428.GA13253-B26myB8xz7F8NnZeBjwnZQMhkBWG/bsMQH7oEaQurus@public.gmane.org>
2014-11-13 11:57 ` Thomas Monjalon
2014-11-14 0:42 ` Neil Horman
[not found] ` <20141114004208.GA14230-bi+AKbBUZKY6gyzm1THtWbp2dZbC/Bob@public.gmane.org>
2014-11-14 14:45 ` John W. Linville
[not found] ` <20141114144536.GC1893-2XuSBdqkA4R54TAoqtyWWQ@public.gmane.org>
2014-11-17 15:57 ` [PATCH v3] librte_pmd_af_packet: " John W. Linville
[not found] ` <1416239878-3556-1-git-send-email-linville-2XuSBdqkA4R54TAoqtyWWQ@public.gmane.org>
2014-11-24 16:16 ` Thomas Monjalon
2014-11-17 11:19 ` [PATCH v2] librte_pmd_packet: " Neil Horman
[not found] ` <20141117111919.GA17886-B26myB8xz7F8NnZeBjwnZQMhkBWG/bsMQH7oEaQurus@public.gmane.org>
2014-11-17 11:22 ` Thomas Monjalon
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=DFDF335405C17848924A094BC35766CF0A8A154C@SHSMSX104.ccr.corp.intel.com \
--to=danny.zhou-ral2jqcrhueavxtiumwx3w@public.gmane.org \
--cc=dev-VfR2kkLFssw@public.gmane.org \
--cc=linville-2XuSBdqkA4R54TAoqtyWWQ@public.gmane.org \
/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 an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.