netdev - Re: [PATCH v3 2/4] bus: fsl-mc: add restool userspace support

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <20180405123018.GA17751@kroah.com>
Date:   Thu, 5 Apr 2018 14:30:18 +0200
From:   gregkh <gregkh@...uxfoundation.org>
To:     Laurentiu Tudor <laurentiu.tudor@....com>
Cc:     Andrew Lunn <andrew@...n.ch>, Stuart Yoder <stuyoder@...il.com>,
        Arnd Bergmann <arnd@...db.de>,
        Ioana Ciornei <ioana.ciornei@....com>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Ruxandra Ioana Ciocoi Radulescu <ruxandra.radulescu@....com>,
        Razvan Stefanescu <razvan.stefanescu@....com>,
        Roy Pledge <roy.pledge@....com>,
        Networking <netdev@...r.kernel.org>
Subject: Re: [PATCH v3 2/4] bus: fsl-mc: add restool userspace support

On Thu, Apr 05, 2018 at 10:30:01AM +0000, Laurentiu Tudor wrote:
> Hello,
> 
> My 2c below.
> 
> On 04/04/2018 03:42 PM, Andrew Lunn wrote:
> >> I hear you.  It is more complicated this way...having all these individual
> >> objects vs just a single "bundle" of them that represents a NIC.  But, that's
> >> the way the DPAA2 hardware is, and we're implementing kernel support for
> >> the hardware as it is.
> >
> > Hi Stuart
> >
> > I see we are not making any progress here.
> >
> > So what i suggest is you post the kernel code and configuration tool
> > concept to netdev for a full review. You want reviews from David
> > Miller, Jiri Pirko, Jakub Kicinski, David Ahern, etc.
> >
> 
> I think that the discussion steered too much towards networking related 
> topics, while this ioctl doesn't have much to do with networking.
> It's just an ioctl for our mc-bus bus driver that is used to manage the 
> devices on this bus through userspace tools.
> In addition, I'd drop any mention of our reference user space app 
> (restool) to emphasize that this ioctl is not added just for a 
> particular user space app. I think Stuart also mentioned this.

I'm not going to take a "generic device configuration ioctl" patch
unless it is documented to all exactly what it does, and why it is
there.

thanks,

greg k-h