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

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Message-ID: <6lakj6lxlxhdgrewodvj3xh6sxn3d36t5dab6najzyti2navx3@wrge7cyfk6nq>
Date: Fri, 22 Mar 2024 09:53:30 -0500
From: Aron Silverton <aron.silverton@...cle.com>
To: David Ahern <dsahern@...nel.org>
Cc: Jason Gunthorpe <jgg@...dia.com>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        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>,
        Jakub Kicinski <kuba@...nel.org>, Saeed Mahameed <saeedm@...dia.com>,
        linux-kernel@...r.kernel.org,
        Andy Gospodarek <andrew.gospodarek@...adcom.com>
Subject: Re: [PATCH V4 0/5] mlx5 ConnectX control misc driver

On Thu, Mar 21, 2024 at 09:23:28PM -0600, David Ahern wrote:
> On 3/4/24 9:02 AM, Jason Gunthorpe wrote:
> > On Wed, Feb 14, 2024 at 01:57:35PM -0400, Jason Gunthorpe wrote:
> > 
> >> I also like this, I don't want the outcome of this discussion to be
> >> that only mlx5ctl gets merged. I want all the HW that has this problem
> >> to have support in the mainline kernel.
> > 
> > To this end here is my proposal to move forward with a new
> > mini-subsystem to provide rules for this common approach. Get the
> > existing tools out of hacky unstructured direct hardware access via
> > /sys/XX and into a formalized lockdown compatible system. I've talked
> > to enough people now to think we have a critical mass.
> > 
> 
> It has been almost 3 weeks and no response (to this and other proposals
> in this thread). I have been around Linux long enough to know that
> silence is not acceptance.
> 
> To me, this seems like a sane start for a new subsystem addressing
> challenges with complex, modern devices. To that end:
> 
> Acked-by: David Ahern <dsahern@...nel.org>

+1. We look forward to helping with the development and testing
in any way that we can.

Jason, thank you for creating this proposal and apologies for not
responding on-list sooner.

Aron