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From: Jakub Kicinski <kuba@kernel.org>
To: Alexander Duyck <alexander.duyck@gmail.com>
Cc: Yunsheng Lin <linyunsheng@huawei.com>,
	netdev@vger.kernel.org, Alexander Duyck <alexanderduyck@fb.com>,
	davem@davemloft.net, pabeni@redhat.com
Subject: Re: [net-next PATCH 13/15] eth: fbnic: add basic Rx handling
Date: Mon, 15 Apr 2024 10:11:01 -0700	[thread overview]
Message-ID: <20240415101101.3dd207c4@kernel.org> (raw)
In-Reply-To: <CAKgT0UccovDVS8-TPXxgGbrTAqpeVHRQuCwf7f2qkfcPaPOA-A@mail.gmail.com>

On Mon, 15 Apr 2024 08:03:38 -0700 Alexander Duyck wrote:
> > > The advantage of being a purpose built driver is that we aren't
> > > running on any architectures where the PAGE_SIZE > 4K. If it came to  
> >
> > I am not sure if 'being a purpose built driver' argument is strong enough
> > here, at least the Kconfig does not seems to be suggesting it is a purpose
> > built driver, perhaps add a 'depend on' to suggest that?  
> 
> I'm not sure if you have been following the other threads. One of the
> general thoughts of pushback against this driver was that Meta is
> currently the only company that will have possession of this NIC. As
> such Meta will be deciding what systems it goes into and as a result
> of that we aren't likely to be running it on systems with 64K pages.

Didn't take long for this argument to float to the surface..

We tried to write some rules with Paolo but haven't published them, yet.
Here is one that may be relevant:

  3. External contributions
  -------------------------

  Owners of drivers for private devices must not exhibit a stronger
  sense of ownership or push back on accepting code changes from
  members of the community. 3rd party contributions should be evaluated
  and eventually accepted, or challenged only on technical arguments
  based on the code itself. In particular, the argument that the owner
  is the only user and therefore knows best should not be used.

Not exactly a contribution, but we predicted the "we know best"
tone of the argument :(

  reply	other threads:[~2024-04-15 17:11 UTC|newest]

Thread overview: 163+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-04-03 20:08 [net-next PATCH 00/15] eth: fbnic: Add network driver for Meta Platforms Host Network Interface Alexander Duyck
2024-04-03 20:08 ` [net-next PATCH 01/15] PCI: Add Meta Platforms vendor ID Alexander Duyck
2024-04-03 20:20   ` Bjorn Helgaas
2024-04-03 20:08 ` [net-next PATCH 02/15] eth: fbnic: add scaffolding for Meta's NIC driver Alexander Duyck
2024-04-03 20:33   ` Andrew Lunn
2024-04-03 20:47     ` Alexander Duyck
2024-04-03 21:17       ` Andrew Lunn
2024-04-03 21:51         ` Alexander Duyck
2024-04-03 22:20           ` Andrew Lunn
2024-04-03 23:27             ` Alexander Duyck
2024-04-03 20:08 ` [net-next PATCH 03/15] eth: fbnic: Allocate core device specific structures and devlink interface Alexander Duyck
2024-04-03 20:35   ` Bjorn Helgaas
2024-04-03 20:08 ` [net-next PATCH 04/15] eth: fbnic: Add register init to set PCIe/Ethernet device config Alexander Duyck
2024-04-03 20:46   ` Andrew Lunn
2024-04-10 20:31     ` Jacob Keller
2024-04-03 20:08 ` [net-next PATCH 05/15] eth: fbnic: add message parsing for FW messages Alexander Duyck
2024-04-03 21:07   ` Jeff Johnson
2024-04-03 20:08 ` [net-next PATCH 06/15] eth: fbnic: add FW communication mechanism Alexander Duyck
2024-04-03 20:08 ` [net-next PATCH 07/15] eth: fbnic: allocate a netdevice and napi vectors with queues Alexander Duyck
2024-04-03 20:58   ` Andrew Lunn
2024-04-03 22:15     ` Alexander Duyck
2024-04-03 22:26       ` Andrew Lunn
2024-04-03 20:08 ` [net-next PATCH 08/15] eth: fbnic: implement Tx queue alloc/start/stop/free Alexander Duyck
2024-04-03 20:09 ` [net-next PATCH 09/15] eth: fbnic: implement Rx " Alexander Duyck
2024-04-04 11:42   ` kernel test robot
2024-04-03 20:09 ` [net-next PATCH 10/15] eth: fbnic: Add initial messaging to notify FW of our presence Alexander Duyck
2024-04-03 20:09 ` [net-next PATCH 11/15] eth: fbnic: Enable Ethernet link setup Alexander Duyck
2024-04-03 21:11   ` Andrew Lunn
2024-04-05 21:51   ` Andrew Lunn
2024-04-21 23:21     ` Alexander Duyck
2024-04-22 15:52       ` Andrew Lunn
2024-04-22 18:59         ` Alexander H Duyck
2024-04-03 20:09 ` [net-next PATCH 12/15] eth: fbnic: add basic Tx handling Alexander Duyck
2024-04-03 20:09 ` [net-next PATCH 13/15] eth: fbnic: add basic Rx handling Alexander Duyck
2024-04-09 11:47   ` Yunsheng Lin
2024-04-09 15:08     ` Alexander Duyck
2024-04-10 11:54       ` Yunsheng Lin
2024-04-10 15:03         ` Alexander Duyck
2024-04-12  8:43           ` Yunsheng Lin
2024-04-12  9:47             ` Yunsheng Lin
2024-04-12 15:05             ` Alexander Duyck
2024-04-15 13:19               ` Yunsheng Lin
2024-04-15 15:03                 ` Alexander Duyck
2024-04-15 17:11                   ` Jakub Kicinski [this message]
2024-04-15 18:03                     ` Alexander Duyck
2024-04-15 18:19                       ` Jakub Kicinski
2024-04-15 18:55                         ` Alexander Duyck
2024-04-15 22:01                           ` Jakub Kicinski
2024-04-15 23:57                             ` Alexander Duyck
2024-04-16  0:24                               ` Jakub Kicinski
2024-04-16 13:25                             ` Yunsheng Lin
2024-04-16 14:35                               ` Alexander Duyck
2024-04-16 14:05                       ` Alexander Lobakin
2024-04-16 14:46                         ` Alexander Duyck
2024-04-16 18:26                           ` Andrew Lunn
2024-04-17  8:14                           ` Leon Romanovsky
2024-04-17 16:09                             ` Alexander Duyck
2024-04-17 10:39                           ` Alexander Lobakin
2024-04-03 20:09 ` [net-next PATCH 14/15] eth: fbnic: add L2 address programming Alexander Duyck
2024-04-03 20:09 ` [net-next PATCH 15/15] eth: fbnic: write the TCAM tables used for RSS control and Rx to host Alexander Duyck
2024-04-03 20:42 ` [net-next PATCH 00/15] eth: fbnic: Add network driver for Meta Platforms Host Network Interface Bjorn Helgaas
2024-04-04 11:37 ` Jiri Pirko
2024-04-04 14:45   ` Alexander Duyck
2024-04-04 15:24     ` Andrew Lunn
2024-04-04 15:37       ` Jakub Kicinski
2024-04-05  3:08         ` David Ahern
2024-04-04 15:36     ` Jiri Pirko
2024-04-04 18:35       ` Andrew Lunn
2024-04-04 19:05         ` Leon Romanovsky
2024-04-04 19:22       ` Alexander Duyck
2024-04-04 20:25         ` Jakub Kicinski
2024-04-04 21:59           ` John Fastabend
2024-04-04 23:50             ` Jakub Kicinski
2024-04-05  0:11               ` Alexander Duyck
2024-04-05  2:38                 ` Jakub Kicinski
2024-04-05 15:41                   ` Alexander Duyck
2024-04-08  6:18                     ` Leon Romanovsky
2024-04-08 15:26                       ` Alexander Duyck
2024-04-08 18:41                         ` Leon Romanovsky
2024-04-08 20:43                           ` Alexander Duyck
2024-04-08 21:49                             ` Florian Fainelli
2024-04-08 21:52                               ` Florian Fainelli
2024-04-09  8:18                             ` Leon Romanovsky
2024-04-09 14:43                               ` Alexander Duyck
2024-04-09 15:39                                 ` Jason Gunthorpe
2024-04-09 16:31                                   ` Alexander Duyck
2024-04-09 17:12                                     ` Jason Gunthorpe
2024-04-09 18:38                                       ` Alexander Duyck
2024-04-09 18:54                                         ` Jason Gunthorpe
2024-04-09 20:03                                           ` Alexander Duyck
2024-04-09 23:11                                             ` Jason Gunthorpe
2024-04-10  9:37                                             ` Jiri Pirko
2024-04-09 19:15                                         ` Leon Romanovsky
2024-04-05  7:11                 ` Paolo Abeni
2024-04-05 12:26                   ` Jason Gunthorpe
2024-04-05 13:06                     ` Daniel Borkmann
2024-04-05 14:24                     ` Alexander Duyck
2024-04-05 15:17                       ` Jason Gunthorpe
2024-04-05 18:38                         ` Alexander Duyck
2024-04-05 19:02                           ` Jason Gunthorpe
2024-04-06 16:05                             ` Alexander Duyck
2024-04-06 16:49                               ` Andrew Lunn
2024-04-06 17:16                                 ` Alexander Duyck
2024-04-08 15:04                               ` Jakub Kicinski
2024-04-08 19:50                               ` Mina Almasry
2024-04-08 11:50                           ` Jiri Pirko
2024-04-08 15:46                             ` Alexander Duyck
2024-04-08 16:51                               ` Jiri Pirko
2024-04-08 17:32                                 ` John Fastabend
2024-04-09 11:01                                   ` Jiri Pirko
2024-04-09 13:11                                     ` Alexander Lobakin
2024-04-09 13:18                                       ` Jason Gunthorpe
2024-04-09 14:08                                       ` Jakub Kicinski
2024-04-09 14:27                                         ` Jakub Kicinski
2024-04-09 14:41                                       ` Jiri Pirko
2024-04-10 11:45                                         ` Alexander Lobakin
2024-04-10 12:12                                           ` Jiri Pirko
2024-04-08 21:36                                 ` Florian Fainelli
2024-04-09 10:56                                   ` Jiri Pirko
2024-04-09 13:05                                     ` Florian Fainelli
2024-04-09 14:28                                       ` Jiri Pirko
2024-04-09 17:42                                         ` Florian Fainelli
2024-04-09 18:38                                           ` Leon Romanovsky
2024-04-08 18:16                               ` Jason Gunthorpe
2024-04-09 16:53                       ` Edward Cree
2024-04-08 11:37                   ` Jiri Pirko
2024-04-04 23:50             ` Alexander Duyck
2024-04-08 11:05             ` Jiri Pirko
2024-04-08 10:54         ` Jiri Pirko
2024-04-05 14:01 ` Przemek Kitszel
2024-04-06 16:53   ` Alexander Duyck
2024-04-09 20:51 ` Jakub Kicinski
2024-04-09 21:06   ` Willem de Bruijn
2024-04-10  7:26     ` Jiri Pirko
2024-04-10 21:30       ` Jacob Keller
2024-04-10 22:19         ` Andrew Lunn
2024-04-11  0:31           ` Jacob Keller
2024-04-09 23:42   ` Andrew Lunn
2024-04-10 15:56     ` Alexander Duyck
2024-04-10 20:01       ` Andrew Lunn
2024-04-10 21:07         ` Alexander Duyck
2024-04-10 22:37           ` Andrew Lunn
2024-04-11 16:00             ` Alexander Duyck
2024-04-11 17:32               ` Andrew Lunn
2024-04-11 23:12                 ` Alexander Duyck
2024-04-11  6:39           ` Jiri Pirko
2024-04-11 16:46             ` Alexander Duyck
2024-04-10  7:42   ` Jiri Pirko
2024-04-10 12:50     ` Przemek Kitszel
2024-04-10 13:46     ` Jakub Kicinski
2024-04-10 15:12       ` Jiri Pirko
2024-04-10 17:35         ` Jakub Kicinski
2024-04-10 17:39           ` Florian Fainelli
2024-04-10 17:56             ` Jakub Kicinski
2024-04-10 18:00               ` Florian Fainelli
2024-04-10 20:03                 ` Jakub Kicinski
2024-04-10 18:01               ` Alexander Duyck
2024-04-10 18:29                 ` Florian Fainelli
2024-04-10 19:58                   ` Jakub Kicinski
2024-04-10 22:03                     ` Jacob Keller
2024-04-11  6:31                       ` Jiri Pirko
2024-04-11 16:22                         ` Jacob Keller
2024-04-11  6:34                 ` Jiri Pirko

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