From: Jakub Kicinski <jakub.kicinski@netronome.com>
To: Jiri Pirko <jiri@resnulli.us>
Cc: 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: Thu, 7 Mar 2019 18:52:02 -0800 [thread overview]
Message-ID: <20190307185202.2db37490@cakuba.hsd1.ca.comcast.net> (raw)
In-Reply-To: <20190307094816.GA2190@nanopsycho>
On Thu, 7 Mar 2019 10:48:16 +0100, Jiri Pirko wrote:
> Wed, Mar 06, 2019 at 06:56:38PM CET, jakub.kicinski@netronome.com wrote:
> >On Wed, 6 Mar 2019 13:20:37 +0100, Jiri Pirko wrote:
> >For creating subdevices, I don't think the handle should ever be port.
> >We create new ports on a devlink instance, and configure its forwarding
>
> Okay I agree. Something like:
> $ devlink port add pci/0000:00:10.0 .....
>
> It's a bit confusing because "set" accepts port handle (like
> pci/0000:00:10.0/1). Probably better would be:
> $ devlink dev port add pci/0000:00:10.0 .....
>
> >with offloads of well established Linux SW constructs. New devices are
> >not logically associated with other ports (see how in my patches there
> >are 2 "subports" but no main port on that PF - a split not a hierarchy).
>
> Right, basically you have 2 equal objects. Makes sense.
>
> >How we want to model forwarding inside a VM (who configures the
> >underlying switching) remains unclear.
>
> I don't understand. Could you elaborate a bit?
If VF in a VM gets a partitioning request does the new port pop up on
the hypervisor? With a port netdev?
Does the VF also create a port object as well as host port object?
That question is probably independent of host port discussion.
next prev parent reply other threads:[~2019-03-08 2:52 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 [this message]
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
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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