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From: Jamal Hadi Salim <jhs@mojatatu.com>
To: Thomas Graf <tgraf@suug.ch>
Cc: Jiri Pirko <jiri@resnulli.us>,
	netdev@vger.kernel.org, davem@davemloft.net,
	nhorman@tuxdriver.com, andy@greyhouse.net, dborkman@redhat.com,
	ogerlitz@mellanox.com, jesse@nicira.com, pshelar@nicira.com,
	azhou@nicira.com, ben@decadent.org.uk,
	stephen@networkplumber.org, jeffrey.t.kirsher@intel.com,
	vyasevic@redhat.com, xiyou.wangcong@gmail.com,
	john.r.fastabend@intel.com, edumazet@google.com,
	sfeldma@gmail.com, f.fainelli@gmail.com,
	roopa@cumulusnetworks.com, linville@tuxdriver.com,
	jasowang@redhat.com, ebiederm@xmission.com,
	nicolas.dichtel@6wind.com, ryazanov.s.a@gmail.com,
	buytenh@wantstofly.org, aviadr@mellanox.com, nbd@openwrt.org,
	alexei.starovoitov@gmail.com, Neil.Jerram@metaswitch.com,
	ronye@mellanox.com, simon.horman@netronome.com,
	alexander.h.duyck@redhat.com, john.ronciak@intel.com,
	mleitner@redhat.com, shrijeet@gmail.com,
	gospo@cumulusnetworks.com, bcrl@kvack.
Subject: Re: [patch net-next v3 04/17] net: introduce generic switch devices support
Date: Tue, 25 Nov 2014 22:33:36 -0500	[thread overview]
Message-ID: <54754A10.6020601@mojatatu.com> (raw)
In-Reply-To: <20141125215402.GA3912@casper.infradead.org>

On 11/25/14 16:54, Thomas Graf wrote:
> On 11/25/14 at 12:08pm, Jamal Hadi Salim wrote:

> It would definitely help if you could expose some more details on the
> "some network processor" you have. We're all very eager ;-)
>

Well, this thing doesnt run ovs ;-> (/me runs). If you come
to netdev i may let you play with it ;-> Its a humongous device
(think multi 100G ports).

On a serious note: Even if you took what Simon/Netronome has
(yes, I know they use ovs;->) - there is really no need for a switch
abstraction *at all* if all you want to is hang a packet
processing graph that ingresses at a port and egress at another port.
As you know, Linux supports it just fine with tc.

> I'm with Jiri but I agree it's not a perfect fit. I doubt there is but
> if you can come up with something that fits better I'm open to it.
>
> I considered "dataplane" or "dp" for a bit but it's quite generic as
> well.
>

The purpose is to offload. I think any name would be better than
mapping it to a specific abstraction called "switch". Especially
if it is hanging off a port and there is no switch in the pipeline.

cheers,
jamal

  reply	other threads:[~2014-11-26  3:33 UTC|newest]

Thread overview: 148+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-11-25 10:28 [patch net-next v3 00/17] introduce rocker switch driver with hardware accelerated datapath api - phase 1: bridge fdb offload Jiri Pirko
2014-11-25 10:28 ` [patch net-next v3 01/17] bridge: rename fdb_*_hw to fdb_*_hw_addr to avoid confusion Jiri Pirko
2014-11-25 15:03   ` Andy Gospodarek
2014-11-25 15:26   ` Jamal Hadi Salim
2014-11-25 22:11   ` Thomas Graf
2014-11-25 22:33   ` Florian Fainelli
2014-11-25 10:28 ` [patch net-next v3 02/17] net: make vid as a parameter for ndo_fdb_add/ndo_fdb_del Jiri Pirko
2014-11-25 15:13   ` Andy Gospodarek
2014-11-25 15:18     ` Jiri Pirko
2014-11-25 15:43       ` John Fastabend
2014-11-25 16:38         ` Jiri Pirko
2014-12-09 11:57         ` Or Gerlitz
2014-11-25 15:38   ` Jamal Hadi Salim
2014-11-25 16:01     ` John Fastabend
2014-11-25 16:18       ` Jamal Hadi Salim
2014-11-25 16:30         ` John Fastabend
2014-11-25 16:50           ` Jamal Hadi Salim
2014-11-26  1:44             ` Simon Horman
2014-11-26  2:36             ` Scott Feldman
2014-11-26  3:19               ` Jamal Hadi Salim
2014-11-26  3:59                 ` Scott Feldman
2014-11-26 11:28                   ` Jamal Hadi Salim
2014-11-26 11:40                     ` Jiri Pirko
2014-11-26 11:54                       ` Jamal Hadi Salim
2014-11-26 12:06                         ` Jamal Hadi Salim
2014-11-27  6:50                     ` Scott Feldman
2014-11-27 12:14                       ` Jamal Hadi Salim
2014-11-27 20:59                         ` Scott Feldman
2014-11-27 21:55                           ` Jiri Pirko
2014-11-28 12:57                             ` Jamal Hadi Salim
2014-11-28 10:14               ` Roopa Prabhu
2014-11-28 10:33                 ` Scott Feldman
2014-11-25 16:19     ` Roopa Prabhu
2014-11-25 16:33       ` John Fastabend
2014-11-25 16:57         ` Jamal Hadi Salim
2014-11-25 16:43       ` Jiri Pirko
2014-11-25 18:53   ` Samudrala, Sridhar
2014-11-25 20:40     ` Jiri Pirko
2014-11-25 22:14   ` Thomas Graf
2014-11-25 22:39     ` Florian Fainelli
2014-11-25 23:11       ` Thomas Graf
2014-11-26  7:54     ` Jiri Pirko
2014-11-25 10:28 ` [patch net-next v3 03/17] net: rename netdev_phys_port_id to more generic name Jiri Pirko
2014-11-25 15:15   ` Andy Gospodarek
2014-11-25 15:44   ` Jamal Hadi Salim
2014-11-25 10:28 ` [patch net-next v3 04/17] net: introduce generic switch devices support Jiri Pirko
2014-11-25 15:02   ` Andy Gospodarek
2014-11-25 15:51   ` Jamal Hadi Salim
2014-11-25 16:49     ` Jiri Pirko
2014-11-25 17:08       ` Jamal Hadi Salim
2014-11-25 21:54         ` Thomas Graf
2014-11-26  3:33           ` Jamal Hadi Salim [this message]
2014-11-26  4:18             ` Scott Feldman
2014-11-26 11:36               ` Jamal Hadi Salim
2014-11-26 16:08                 ` Thomas Graf
2014-11-26 17:09                   ` Jamal Hadi Salim
2014-11-26 17:59                     ` Jiri Pirko
2014-11-26 21:50                       ` Thomas Graf
2014-11-26 23:32                         ` Jamal Hadi Salim
2014-11-27 13:03                           ` Thomas Graf
2014-11-27 13:32                             ` Jamal Hadi Salim
2014-11-27 13:50                               ` Jiri Pirko
2014-11-28 13:13                                 ` Jamal Hadi Salim
2014-11-27  5:58                 ` Scott Feldman
2014-11-27 12:46                   ` Jamal Hadi Salim
2014-11-27  3:13             ` Simon Horman
2014-11-27 12:35               ` Jamal Hadi Salim
2014-11-25 16:07   ` Roopa Prabhu
2014-11-25 16:50     ` Jiri Pirko
2014-11-25 10:28 ` [patch net-next v3 05/17] rtnl: expose physical switch id for particular device Jiri Pirko
2014-11-25 15:16   ` Andy Gospodarek
2014-11-25 10:28 ` [patch net-next v3 06/17] net-sysfs: " Jiri Pirko
2014-11-25 15:28   ` Andy Gospodarek
2014-11-25 15:53   ` Jamal Hadi Salim
2014-11-25 22:27   ` Florian Fainelli
2014-11-25 10:28 ` [patch net-next v3 07/17] rocker: introduce rocker switch driver Jiri Pirko
2014-11-25 15:57   ` Jamal Hadi Salim
2014-11-25 16:57     ` Jiri Pirko
2014-11-25 17:10     ` David Miller
2014-11-25 17:15       ` Jiri Pirko
2014-11-25 17:15         ` Jamal Hadi Salim
2014-11-25 17:51         ` Andy Gospodarek
2014-11-25 16:13   ` David Laight
2014-11-25 19:19     ` Scott Feldman
2014-11-25 21:57       ` tgraf
2014-11-25 10:28 ` [patch net-next v3 08/17] bridge: call netdev_sw_port_stp_update when bridge port STP status changes Jiri Pirko
2014-11-25 15:58   ` Andy Gospodarek
2014-11-25 16:53     ` Jiri Pirko
2014-11-25 22:18       ` Thomas Graf
2014-11-25 22:20     ` Florian Fainelli
2014-11-25 22:48   ` Roopa Prabhu
2014-11-26  1:35     ` Scott Feldman
2014-11-28 10:05       ` Roopa Prabhu
2014-11-28 10:51         ` Scott Feldman
2014-11-28 13:17           ` Jamal Hadi Salim
2014-11-28 13:27             ` Jiri Pirko
2014-11-28 16:23             ` Roopa Prabhu
2014-11-25 10:28 ` [patch net-next v3 09/17] bridge: add API to notify bridge driver of learned FBD on offloaded device Jiri Pirko
2014-11-25 16:01   ` Jamal Hadi Salim
2014-11-25 16:38   ` Andy Gospodarek
2014-11-25 22:36     ` Thomas Graf
2014-11-26  1:48       ` Scott Feldman
2014-11-26 10:26         ` Jiri Pirko
2014-11-25 22:44   ` Florian Fainelli
2014-11-26  2:03     ` Scott Feldman
2014-11-26  2:34       ` Florian Fainelli
2014-11-26  2:40         ` Scott Feldman
2014-11-26  8:16           ` Jiri Pirko
2014-11-26  3:22     ` Jamal Hadi Salim
2014-11-25 10:28 ` [patch net-next v3 10/17] rocker: implement rocker ofdpa flow table manipulation Jiri Pirko
2014-11-25 16:03   ` Jamal Hadi Salim
2014-11-25 10:28 ` [patch net-next v3 11/17] rocker: implement L2 bridge offloading Jiri Pirko
2014-11-25 16:04   ` Jamal Hadi Salim
2014-11-25 17:11     ` David Miller
2014-11-25 10:28 ` [patch net-next v3 12/17] rocker: implement ndo_fdb_dump Jiri Pirko
2014-11-25 16:04   ` Jamal Hadi Salim
2014-11-25 10:28 ` [patch net-next v3 13/17] bridge: move private brport flags to if_bridge.h so port drivers can use flags Jiri Pirko
2014-11-25 16:01   ` Andy Gospodarek
2014-11-25 16:05   ` Jamal Hadi Salim
2014-11-25 22:20   ` Florian Fainelli
2014-11-25 22:48   ` Thomas Graf
2014-11-26 12:12     ` Jiri Pirko
2014-11-25 10:28 ` [patch net-next v3 14/17] bridge: add new brport flag LEARNING_SYNC Jiri Pirko
2014-11-25 16:05   ` Roopa Prabhu
2014-11-25 16:06   ` Jamal Hadi Salim
2014-11-25 16:40   ` Andy Gospodarek
2014-11-25 10:28 ` [patch net-next v3 15/17] bridge: add new hwmode swdev Jiri Pirko
2014-11-25 16:03   ` Roopa Prabhu
2014-11-25 16:17     ` Andy Gospodarek
2014-11-25 22:56       ` Thomas Graf
2014-11-25 16:07   ` Jamal Hadi Salim
2014-11-25 23:00     ` Thomas Graf
2014-11-25 10:28 ` [patch net-next v3 16/17] bridge: add brport flags to dflt bridge_getlink Jiri Pirko
2014-11-25 16:08   ` Jamal Hadi Salim
2014-11-25 17:02     ` Scott Feldman
2014-11-25 17:48   ` Andy Gospodarek
2014-11-25 22:07   ` Thomas Graf
2014-11-26  9:25     ` Jiri Pirko
2014-11-26 10:48       ` Thomas Graf
2014-11-25 10:28 ` [patch net-next v3 17/17] rocker: add ndo_bridge_setlnk/getlink support for learning policy Jiri Pirko
2014-11-25 16:09   ` Jamal Hadi Salim
2014-11-25 18:55     ` Scott Feldman
2014-11-25 19:00       ` Jamal Hadi Salim
2014-11-25 20:42         ` Jiri Pirko
2014-11-26 11:07   ` Thomas Graf
2014-11-26 11:27     ` Jiri Pirko
2014-11-26 11:30       ` Thomas Graf
2014-11-26 11:42         ` Jiri Pirko

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