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From: Jakub Kicinski <kuba@kernel.org>
To: Jason Gunthorpe <jgg@nvidia.com>
Cc: Parav Pandit <parav@nvidia.com>,
	Saeed Mahameed <saeed@kernel.org>,
	"netdev@vger.kernel.org" <netdev@vger.kernel.org>,
	"linux-rdma@vger.kernel.org" <linux-rdma@vger.kernel.org>,
	"gregkh@linuxfoundation.org" <gregkh@linuxfoundation.org>,
	Jiri Pirko <jiri@nvidia.com>,
	"dledford@redhat.com" <dledford@redhat.com>,
	Leon Romanovsky <leonro@nvidia.com>,
	"davem@davemloft.net" <davem@davemloft.net>
Subject: Re: [PATCH net-next 00/13] Add mlx5 subfunction support
Date: Wed, 18 Nov 2020 18:14:23 -0800	[thread overview]
Message-ID: <20201118181423.28f8090e@kicinski-fedora-PC1C0HJN.hsd1.ca.comcast.net> (raw)
In-Reply-To: <20201117184954.GV917484@nvidia.com>

On Tue, 17 Nov 2020 14:49:54 -0400 Jason Gunthorpe wrote:
> On Tue, Nov 17, 2020 at 09:11:20AM -0800, Jakub Kicinski wrote:
> 
> > > Just to refresh all our memory, we discussed and settled on the flow
> > > in [2]; RFC [1] followed this discussion.
> > > 
> > > vdpa tool of [3] can add one or more vdpa device(s) on top of already
> > > spawned PF, VF, SF device.  
> > 
> > Nack for the networking part of that. It'd basically be VMDq.  
> 
> What are you NAK'ing? 

Spawning multiple netdevs from one device by slicing up its queues.

> It is consistent with the multi-subsystem device sharing model we've
> had for ages now.
> 
> The physical ethernet port is shared between multiple accelerator
> subsystems. netdev gets its slice of traffic, so does RDMA, iSCSI,
> VDPA, etc.

Right, devices of other subsystems are fine, I don't care.

Sorry for not being crystal clear but quite frankly IDK what else can
be expected from me given the submissions have little to no context and
documentation. This comes up every damn time with the SF patches, I'm
tired of having to ask for a basic workflow.

  reply	other threads:[~2020-11-19  2:14 UTC|newest]

Thread overview: 57+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-11-12 19:24 Parav Pandit
2020-11-12 19:24 ` [PATCH net-next 01/13] devlink: Prepare code to fill multiple port function attributes Parav Pandit
2020-11-12 19:24 ` [PATCH net-next 02/13] devlink: Introduce PCI SF port flavour and port attribute Parav Pandit
2020-11-12 19:24 ` [PATCH net-next 03/13] devlink: Support add and delete devlink port Parav Pandit
2020-11-18 16:21   ` David Ahern
2020-11-18 17:02     ` Parav Pandit
2020-11-18 18:03       ` David Ahern
2020-11-18 18:38         ` Jason Gunthorpe
2020-11-18 19:36           ` David Ahern
2020-11-18 20:42             ` Jason Gunthorpe
2020-11-18 19:22         ` Parav Pandit
2020-11-19  0:41           ` Jacob Keller
2020-11-19  1:17             ` David Ahern
2020-11-19  1:56               ` Samudrala, Sridhar
2020-11-19  0:52       ` Jacob Keller
2020-11-12 19:24 ` [PATCH net-next 04/13] devlink: Support get and set state of port function Parav Pandit
2020-11-12 19:24 ` [PATCH net-next 05/13] devlink: Avoid global devlink mutex, use per instance reload lock Parav Pandit
2020-11-12 19:24 ` [PATCH net-next 06/13] devlink: Introduce devlink refcount to reduce scope of global devlink_mutex Parav Pandit
2020-11-12 19:24 ` [PATCH net-next 07/13] net/mlx5: SF, Add auxiliary device support Parav Pandit
2020-12-07  2:48   ` David Ahern
2020-12-07  4:53     ` Parav Pandit
2020-11-12 19:24 ` [PATCH net-next 08/13] net/mlx5: SF, Add auxiliary device driver Parav Pandit
2020-11-12 19:24 ` [PATCH net-next 09/13] net/mlx5: E-switch, Prepare eswitch to handle SF vport Parav Pandit
2020-11-12 19:24 ` [PATCH net-next 10/13] net/mlx5: E-switch, Add eswitch helpers for " Parav Pandit
2020-11-12 19:24 ` [PATCH net-next 11/13] net/mlx5: SF, Add SF configuration hardware commands Parav Pandit
2020-11-12 19:24 ` [PATCH net-next 12/13] net/mlx5: SF, Add port add delete functionality Parav Pandit
2020-11-12 19:24 ` [PATCH net-next 13/13] net/mlx5: SF, Port function state change support Parav Pandit
2020-11-16 22:52 ` [PATCH net-next 00/13] Add mlx5 subfunction support Jakub Kicinski
2020-11-17  0:06   ` Saeed Mahameed
2020-11-17  1:58     ` Jakub Kicinski
2020-11-17  4:08       ` Parav Pandit
2020-11-17 17:11         ` Jakub Kicinski
2020-11-17 18:49           ` Jason Gunthorpe
2020-11-19  2:14             ` Jakub Kicinski [this message]
2020-11-19  4:35               ` David Ahern
2020-11-19  5:57                 ` Saeed Mahameed
2020-11-20  1:31                   ` Jakub Kicinski
2020-11-25  5:33                   ` David Ahern
2020-11-25  6:00                     ` Parav Pandit
2020-11-25 14:37                       ` David Ahern
2020-11-20  1:29                 ` Jakub Kicinski
2020-11-20 17:58                   ` Alexander Duyck
2020-11-20 19:04                     ` Samudrala, Sridhar
2020-11-23 21:51                       ` Saeed Mahameed
2020-11-24  7:01                       ` Jason Wang
2020-11-24  7:05                         ` Jason Wang
2020-11-19  6:12               ` Saeed Mahameed
2020-11-19  8:25                 ` Parav Pandit
2020-11-20  1:35                 ` Jakub Kicinski
2020-11-20  3:34                   ` Parav Pandit
2020-11-17 18:50           ` Parav Pandit
2020-11-19  2:23             ` Jakub Kicinski
2020-11-19  6:22               ` Saeed Mahameed
2020-11-19 14:00                 ` Jason Gunthorpe
2020-11-20  3:35                   ` Jakub Kicinski
2020-11-20  3:50                     ` Parav Pandit
2020-11-20 16:16                     ` Jason Gunthorpe

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