From: Roopa Prabhu <roopa@cumulusnetworks•com>
To: Jamal Hadi Salim <jhs@mojatatu•com>
Cc: Scott Feldman <sfeldma@gmail•com>, Jiri Pirko <jiri@resnulli•us>,
Netdev <netdev@vger•kernel.org>,
"David S. Miller" <davem@davemloft•net>,
nhorman@tuxdriver•com, Andy Gospodarek <andy@greyhouse•net>,
Thomas Graf <tgraf@suug•ch>,
dborkman@redhat•com, ogerlitz@mellanox•com, jesse@nicira•com,
pshelar@nicira•com, azhou@nicira•com, ben@decadent•org.uk,
stephen@networkplumber•org, "Kirsher,
Jeffrey T" <jeffrey.t.kirsher@intel•com>,
vyasevic@redhat•com, xiyou.wangcong@gmail•com, "Fastabend,
John R" <john.r.fastabend@intel•com>,
edumazet@google•com, Florian Fainelli <f.fainelli@gmail•com>,
John Linville <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@ne
Subject: Re: [patch net-next v2 10/10] rocker: implement L2 bridge offloading
Date: Mon, 10 Nov 2014 08:12:05 -0800 [thread overview]
Message-ID: <5460E3D5.3000104@cumulusnetworks.com> (raw)
In-Reply-To: <5460AF22.2040701@mojatatu.com>
On 11/10/14, 4:27 AM, Jamal Hadi Salim wrote:
> On 11/10/14 03:46, Scott Feldman wrote:
>
>>
>> IFLA_BRPORT_LEARNING is u8 attr and we're only using lower bit to turn
>> learning on/off. Maybe we can use another bit to indicate learning to
>> be done in sw or hw. I don't think adding another bit would break
>> existing iproute2.
>>
>> LEARNING_ENABLED (1 << 0)
>> LEARNING_HW (1 << 1)
>>
>> Would this work?
>>
>
> Yes to making it a bit. But:
> This is not *learning*. You are doing a *sync*.
> Those are two different things.
>
> Learning on/off exists today. It signals to the L2 whether you
> should learn or not.
> I like the way fdb_add/del work with a flag which says
> it is the software and/or offloaded version. Please keep that
> semantic.
> What you are doing above is letting the hardware learn then
> syncing to software. You need a different flag there. something
> like:
>
> SYNC_HW_FDB (1<<1)
>
And in any case, It seems like this policy should be per bridge or per
switch chip...or per fdb..
entry (like the original fdb_add/del) and not a "port" flag.. ?
next prev parent reply other threads:[~2014-11-10 16:12 UTC|newest]
Thread overview: 100+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-11-09 10:51 [patch net-next v2 00/10] introduce rocker switch driver with hardware accelerated datapath api - phase 1: bridge fdb offload Jiri Pirko
2014-11-09 10:51 ` [patch net-next v2 01/10] net: rename netdev_phys_port_id to more generic name Jiri Pirko
2014-11-10 3:35 ` Jamal Hadi Salim
2014-11-10 5:23 ` David Miller
2014-11-10 12:06 ` Jamal Hadi Salim
2014-11-10 12:33 ` Daniel Borkmann
2014-11-10 12:56 ` Jamal Hadi Salim
2014-11-10 16:28 ` David Miller
2014-11-10 7:43 ` Jiri Pirko
2014-11-10 12:17 ` Jamal Hadi Salim
2014-11-10 13:16 ` Jiri Pirko
2014-11-10 13:20 ` Jamal Hadi Salim
2014-11-10 16:28 ` David Miller
2014-11-10 19:03 ` Jamal Hadi Salim
2014-11-10 21:57 ` John Fastabend
2014-11-09 10:51 ` [patch net-next v2 02/10] net: introduce generic switch devices support Jiri Pirko
2014-11-10 21:59 ` John Fastabend
2014-11-11 15:11 ` Jiri Pirko
2014-11-11 9:49 ` M. Braun
2014-11-11 10:04 ` Jiri Pirko
2014-11-19 13:28 ` Roopa Prabhu
2014-11-19 13:46 ` Jiri Pirko
2014-11-19 13:59 ` Roopa Prabhu
2014-11-20 15:55 ` Andy Gospodarek
2014-11-21 7:16 ` Jiri Pirko
2014-11-09 10:51 ` [patch net-next v2 03/10] rtnl: expose physical switch id for particular device Jiri Pirko
2014-11-10 3:43 ` Jamal Hadi Salim
2014-11-10 7:45 ` Jiri Pirko
2014-11-10 17:58 ` Roopa Prabhu
2014-11-10 20:02 ` Scott Feldman
2014-11-11 13:55 ` Roopa Prabhu
2014-11-10 22:14 ` Jiri Pirko
2014-11-10 22:31 ` John Fastabend
2014-11-10 22:01 ` John Fastabend
2014-11-09 10:51 ` [patch net-next v2 04/10] net-sysfs: " Jiri Pirko
2014-11-10 22:01 ` John Fastabend
2014-11-09 10:51 ` [patch net-next v2 05/10] rocker: introduce rocker switch driver Jiri Pirko
2014-11-10 22:04 ` John Fastabend
2014-11-11 14:29 ` Thomas Graf
2014-11-11 15:19 ` Jiri Pirko
2014-11-11 15:32 ` Thomas Graf
2014-11-11 15:40 ` Jiri Pirko
2014-11-11 16:10 ` Thomas Graf
2014-11-27 14:09 ` Florian Fainelli
2014-11-11 15:41 ` Roopa Prabhu
2014-11-11 15:44 ` John Fastabend
2014-11-11 15:28 ` Jiri Pirko
2014-11-09 10:51 ` [patch net-next v2 06/10] bridge: introduce fdb offloading via switchdev Jiri Pirko
2014-11-10 3:47 ` Jamal Hadi Salim
2014-11-10 8:15 ` Jiri Pirko
2014-11-10 9:30 ` Scott Feldman
2014-11-10 12:47 ` Jamal Hadi Salim
2014-11-10 13:47 ` Jiri Pirko
2014-11-10 19:13 ` Jamal Hadi Salim
2014-11-10 13:51 ` Thomas Graf
2014-11-10 17:30 ` Andy Gospodarek
2014-11-10 19:03 ` Roopa Prabhu
2014-11-12 13:43 ` Jiri Pirko
2014-11-09 10:51 ` [patch net-next v2 07/10] bridge: call netdev_sw_port_stp_update when bridge port STP status changes Jiri Pirko
2014-11-10 13:11 ` Jamal Hadi Salim
2014-11-10 14:04 ` Thomas Graf
2014-11-10 19:20 ` Jamal Hadi Salim
2014-11-10 15:59 ` Roopa Prabhu
2014-11-09 10:51 ` [patch net-next v2 08/10] bridge: add API to notify bridge driver of learned FBD on offloaded device Jiri Pirko
2014-11-11 14:21 ` Roopa Prabhu
2014-11-11 17:38 ` Scott Feldman
2014-11-11 21:43 ` Roopa Prabhu
2014-11-09 10:51 ` [patch net-next v2 09/10] rocker: implement rocker ofdpa flow table manipulation Jiri Pirko
2014-11-09 10:51 ` [patch net-next v2 10/10] rocker: implement L2 bridge offloading Jiri Pirko
2014-11-10 3:53 ` Jamal Hadi Salim
2014-11-10 8:18 ` Jiri Pirko
2014-11-10 9:10 ` Nicolas Dichtel
2014-11-10 8:46 ` Scott Feldman
2014-11-10 12:27 ` Jamal Hadi Salim
2014-11-10 16:12 ` Roopa Prabhu [this message]
2014-11-10 17:36 ` Scott Feldman
2014-11-10 18:35 ` Roopa Prabhu
2014-11-10 19:27 ` Jamal Hadi Salim
2014-11-10 19:47 ` Scott Feldman
2014-11-10 21:14 ` Jamal Hadi Salim
2014-11-10 19:25 ` Jamal Hadi Salim
2014-11-10 17:22 ` Scott Feldman
2014-11-09 16:40 ` [patch net-next] bridge: rename fdb_*_hw to fdb_*_hw_addr to avoid confusion Jiri Pirko
2014-11-11 2:33 ` David Miller
2014-11-11 7:20 ` Jiri Pirko
2014-11-10 3:31 ` [patch net-next v2 00/10] introduce rocker switch driver with hardware accelerated datapath api - phase 1: bridge fdb offload Jamal Hadi Salim
2014-11-10 3:46 ` Simon Horman
2014-11-10 4:03 ` Jamal Hadi Salim
2014-11-10 4:58 ` Simon Horman
2014-11-10 22:23 ` John Fastabend
2014-11-11 8:51 ` Simon Horman
2014-11-13 5:44 ` Simon Horman
2014-11-13 6:31 ` John Fastabend
2014-11-21 2:01 ` Simon Horman
2014-11-21 7:20 ` John Fastabend
2014-11-10 7:23 ` Jiri Pirko
2014-11-10 12:16 ` Jamal Hadi Salim
2014-11-10 13:12 ` Jiri Pirko
2014-11-10 16:48 ` Thomas Graf
2014-11-12 13:44 ` Jiri Pirko
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