linux-kernel - Re: [PATCH V4 0/5] mlx5 ConnectX control misc driver

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Date: Fri, 22 Mar 2024 15:18:09 -0600
From: David Ahern <dsahern@...nel.org>
To: Jakub Kicinski <kuba@...nel.org>
Cc: Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
 Jason Gunthorpe <jgg@...dia.com>, Christoph Hellwig <hch@...radead.org>,
 Saeed Mahameed <saeed@...nel.org>, Arnd Bergmann <arnd@...db.de>,
 Leon Romanovsky <leonro@...dia.com>, Jiri Pirko <jiri@...dia.com>,
 Leonid Bloch <lbloch@...dia.com>, Itay Avraham <itayavr@...dia.com>,
 Saeed Mahameed <saeedm@...dia.com>,
 Aron Silverton <aron.silverton@...cle.com>, linux-kernel@...r.kernel.org,
 "netdev@...r.kernel.org" <netdev@...r.kernel.org>,
 Andy Gospodarek <andrew.gospodarek@...adcom.com>
Subject: Re: [PATCH V4 0/5] mlx5 ConnectX control misc driver

On 3/22/24 2:58 PM, Jakub Kicinski wrote:
> The more I learn, the more I am convinced that the technical
> justifications here are just smoke and mirrors. The main motivation for
> nVidia, Broadcom, (and Enfabrica?) being to hide as much as possible of
> what you consider your proprietary advantage in the "AI gold rush". RDMA
> is what it is but I really hate how you're trying to pretend that it's
> is somehow an inherent need of advanced technology and we need to lower
> the openness standards for all of the kernel.

Kuba:

can you respond to Jason's email with the proposal for the new fwctl
subsystem and identify places you do not agree? That would provide more
concrete discussion points. Thanks,