netdev - Re: [PATCH 6/8] fwctl: Add documentation

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Message-ID: <20240605160336.GA1760942@nvidia.com>
Date: Wed, 5 Jun 2024 13:03:36 -0300
From: Jason Gunthorpe <jgg@...dia.com>
To: Randy Dunlap <rdunlap@...radead.org>
Cc: Jonathan Corbet <corbet@....net>, Itay Avraham <itayavr@...dia.com>,
	Jakub Kicinski <kuba@...nel.org>, Leon Romanovsky <leon@...nel.org>,
	linux-doc@...r.kernel.org, linux-rdma@...r.kernel.org,
	netdev@...r.kernel.org, Paolo Abeni <pabeni@...hat.com>,
	Saeed Mahameed <saeedm@...dia.com>,
	Tariq Toukan <tariqt@...dia.com>,
	Andy Gospodarek <andrew.gospodarek@...adcom.com>,
	Aron Silverton <aron.silverton@...cle.com>,
	Dan Williams <dan.j.williams@...el.com>,
	David Ahern <dsahern@...nel.org>,
	Christoph Hellwig <hch@...radead.org>, Jiri Pirko <jiri@...dia.com>,
	Leonid Bloch <lbloch@...dia.com>,
	Leon Romanovsky <leonro@...dia.com>, linux-cxl@...r.kernel.org,
	patches@...ts.linux.dev
Subject: Re: [PATCH 6/8] fwctl: Add documentation

On Tue, Jun 04, 2024 at 07:31:10PM -0700, Randy Dunlap wrote:

> > +Modern devices contain extensive amounts of FW, and in many cases, are largely
> > +software defined pieces of hardware. The evolution of this approach is largely a
> 
>   software-defined

Thanks a lot Randy, I picked up all your notes.

> > +While the kernel can always directly parse and restrict RPCs, it is expected
> > +that the existing kernel pattern of allowing drivers to delegate validation to
> > +FW to be a useful design.
> 
> (and one that can be abused...)

I would really like to write a paragraph about this "abuse", Dan has
some good thoughts on this as well. Did you have a specific "abuse"
in your mind?

Thanks,
Jason