From: Jiri Pirko <jiri@resnulli.us>
To: "Samudrala, Sridhar" <sridhar.samudrala@intel.com>
Cc: Jakub Kicinski <jakub.kicinski@netronome.com>,
davem@davemloft.net, netdev@vger.kernel.org,
oss-drivers@netronome.com
Subject: Re: [PATCH net-next v2 4/7] devlink: allow subports on devlink PCI ports
Date: Wed, 13 Mar 2019 17:24:40 +0100 [thread overview]
Message-ID: <20190313162440.GC2270@nanopsycho> (raw)
In-Reply-To: <c8da9702-513a-17c4-3653-440bc1b556e8@intel.com>
Wed, Mar 13, 2019 at 05:03:17PM CET, sridhar.samudrala@intel.com wrote:
>On 3/13/2019 12:37 AM, Jiri Pirko wrote:
>> Wed, Mar 13, 2019 at 07:17:04AM CET, sridhar.samudrala@intel.com wrote:
>> >
>> > On 3/12/2019 7:02 AM, Jiri Pirko wrote:
>> >
>> > >
>> > > >
>> > > > > I originally planned to implement sriov orchestration api in devlink too.
>> > > >
>> > > > Interesting, would you mind elaborating?
>> > >
>> > > I have to think about it. But something like this:
>> > >
>> > > After bootup, you see only physical port, PF switch port and PF host leg.
>> >
>> > Is this after changing the eswitch mode to 'switchdev'
>>
>> I believe so. For new drivers, this should be default and only option.
>>
>>
>> >
>> > > $ devlink port show
>> > > pci/0000:05:00.0/0: type eth netdev enp5s0np0 flavour physical switch_id 00154d130d2
>> >
>> > Is this the uplink port representor?
>>
>> Yes
>>
>>
>> >
>> > > pci/0000:05:00.0/1: type eth netdev ??? flavour pci_pf_host
>> > > peer pci/0000:05:00.0/10000
>> >
>> > I guess this is PF netdev
>>
>> Yes, port
>>
>>
>> >
>> > > pci/0000:05:00.0/10000: type eth netdev enp5s0npf0pf0s0 flavour pci_pf pf 0 subport 0
>> > > switch_id 00154d130d2f peer pci/0000:05:00.0/1
>> >
>> > and this one is PF port representor netdev
>>
>> Yes, port
>>
>>
>> >
>> > >
>> > > To create new PF subport under PF 0:
>> > > $ devlink dev port add pci/0000:05:00.0 flavour pci_pf pf 0
>> >
>> > Can we consider l2-fwd offload macvlan device also as a subport of PF?
>>
>> What does this have to with with macvlan? Macvlan is a separate soft
>> driver.
>
>ethtool -k <pf> l2-fwd-offload on
>ip link add link <pf> type macvlan
>
>will create a macvlan netdev but it is backed by a set of separate HW queues
>and switching is offloaded to HW. This can be considered as a subport. In
>i40e, it is a VMDq VSI.
Oh, this one. I think that is abuse of macvlan. We should do the
modelling correctly, including visibility of switch ports.
>
>
>
>
next prev parent reply other threads:[~2019-03-13 16:35 UTC|newest]
Thread overview: 100+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-03-01 18:04 [PATCH net-next v2 0/7] devlink: expose PF and VF representors as ports Jakub Kicinski
2019-03-01 18:04 ` [PATCH net-next v2 1/7] nfp: split devlink port init from registration Jakub Kicinski
2019-03-01 18:04 ` [PATCH net-next v2 2/7] devlink: add PF and VF port flavours Jakub Kicinski
2019-03-01 18:04 ` [PATCH net-next v2 3/7] nfp: register devlink ports of all reprs Jakub Kicinski
2019-03-02 8:43 ` Jiri Pirko
2019-03-02 19:07 ` Jakub Kicinski
2019-03-04 7:36 ` Jiri Pirko
2019-03-04 23:32 ` Jakub Kicinski
2019-03-01 18:04 ` [PATCH net-next v2 4/7] devlink: allow subports on devlink PCI ports Jakub Kicinski
2019-03-02 9:41 ` Jiri Pirko
2019-03-02 19:48 ` Jakub Kicinski
2019-03-04 7:56 ` Jiri Pirko
2019-03-05 0:33 ` Jakub Kicinski
2019-03-05 11:06 ` Jiri Pirko
2019-03-05 17:15 ` Jakub Kicinski
2019-03-05 19:59 ` Parav Pandit
2019-03-06 12:20 ` Jiri Pirko
2019-03-06 17:56 ` Jakub Kicinski
2019-03-07 3:56 ` Parav Pandit
2019-03-07 9:48 ` Jiri Pirko
2019-03-08 2:52 ` Jakub Kicinski
2019-03-08 14:54 ` Jiri Pirko
2019-03-08 19:09 ` Jakub Kicinski
2019-03-11 8:52 ` Jiri Pirko
2019-03-12 2:10 ` Jakub Kicinski
2019-03-12 14:02 ` Jiri Pirko
2019-03-12 20:56 ` Jakub Kicinski
2019-03-13 6:07 ` Jiri Pirko
2019-03-13 16:17 ` Jakub Kicinski
2019-03-13 16:22 ` Jiri Pirko
2019-03-13 16:55 ` Jakub Kicinski
2019-03-14 7:38 ` Jiri Pirko
2019-03-14 22:09 ` Jakub Kicinski
2019-03-14 22:35 ` Parav Pandit
2019-03-14 23:39 ` Jakub Kicinski
2019-03-15 1:28 ` Parav Pandit
2019-03-15 1:31 ` Parav Pandit
2019-03-15 2:15 ` Samudrala, Sridhar
2019-03-15 2:40 ` Parav Pandit
[not found] ` <ae938b4f-5fa9-3c33-8ae6-eab2d3d9f1ec@intel.com>
2019-03-15 15:32 ` Parav Pandit
2019-03-15 20:08 ` Jiri Pirko
2019-03-15 20:44 ` Jakub Kicinski
2019-03-15 22:12 ` Parav Pandit
2019-03-16 1:16 ` Jakub Kicinski
2019-03-18 15:43 ` Parav Pandit
2019-03-18 19:29 ` Jakub Kicinski
2019-03-18 12:11 ` Jiri Pirko
2019-03-18 19:16 ` Jakub Kicinski
2019-03-21 8:45 ` Jiri Pirko
2019-03-21 15:14 ` Parav Pandit
2019-03-21 16:14 ` Jiri Pirko
2019-03-21 16:52 ` Parav Pandit
2019-03-21 17:20 ` Jiri Pirko
2019-03-21 17:34 ` Parav Pandit
2019-03-22 16:27 ` Jiri Pirko
2019-03-23 0:37 ` Parav Pandit
2019-03-15 21:59 ` Parav Pandit
2019-03-18 12:21 ` Jiri Pirko
2019-03-18 15:56 ` Parav Pandit
2019-03-18 16:22 ` Parav Pandit
2019-03-18 19:36 ` Jakub Kicinski
2019-03-18 19:44 ` Parav Pandit
2019-03-18 19:59 ` Jakub Kicinski
2019-03-18 20:35 ` Parav Pandit
2019-03-18 21:29 ` Jakub Kicinski
2019-03-18 22:11 ` Parav Pandit
2019-03-20 18:24 ` Parav Pandit
2019-03-20 20:22 ` Jakub Kicinski
2019-03-20 23:39 ` Parav Pandit
2019-03-21 9:08 ` Jiri Pirko
2019-03-21 15:03 ` Parav Pandit
2019-03-21 16:16 ` Jiri Pirko
2019-03-21 16:50 ` Parav Pandit
2019-03-21 17:23 ` Jiri Pirko
2019-03-21 17:42 ` Parav Pandit
2019-03-22 13:32 ` Jiri Pirko
2019-03-23 0:40 ` Parav Pandit
2019-03-25 20:34 ` Parav Pandit
2019-03-18 19:19 ` Jakub Kicinski
2019-03-18 19:38 ` Parav Pandit
2019-03-21 9:09 ` Jiri Pirko
2019-03-15 7:00 ` Jiri Pirko
[not found] ` <7227d58e-ac58-d549-b921-ca0a0dd3f4b0@intel.com>
2019-03-13 7:37 ` Jiri Pirko
2019-03-13 16:03 ` Samudrala, Sridhar
2019-03-13 16:24 ` Jiri Pirko [this message]
2019-03-04 11:19 ` Jiri Pirko
2019-03-05 0:40 ` Jakub Kicinski
2019-03-05 11:07 ` Jiri Pirko
2019-03-04 11:08 ` Jiri Pirko
2019-03-05 0:51 ` Jakub Kicinski
2019-03-05 11:09 ` Jiri Pirko
2019-03-01 18:04 ` [PATCH net-next v2 5/7] nfp: switch to devlink_port_get_phys_port_name() Jakub Kicinski
2019-03-01 18:04 ` [PATCH net-next v2 6/7] devlink: introduce port's peer netdevs Jakub Kicinski
2019-03-01 18:04 ` [PATCH net-next v2 7/7] nfp: expose PF " Jakub Kicinski
2019-03-02 10:13 ` [PATCH net-next v2 0/7] devlink: expose PF and VF representors as ports Jiri Pirko
2019-03-02 19:49 ` [oss-drivers] " Jakub Kicinski
2019-03-04 5:12 ` Parav Pandit
2019-03-04 18:22 ` David Miller
2019-03-20 20:25 ` Jakub Kicinski
2019-03-21 9:11 ` Jiri Pirko
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