linux-kernel - Re: [PATCH] proc: add byteorder file

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: <Y2Chv8uO04ahV9W8@kroah.com>
Date:   Tue, 1 Nov 2022 05:34:07 +0100
From:   Greg KH <gregkh@...uxfoundation.org>
To:     Thomas Weißschuh <linux@...ssschuh.net>
Cc:     linux-fsdevel@...r.kernel.org, linux-kernel@...r.kernel.org,
        Karel Zak <kzak@...hat.com>,
        Masatake YAMATO <yamato@...hat.com>, linux-api@...r.kernel.org
Subject: Re: [PATCH] proc: add byteorder file

On Tue, Nov 01, 2022 at 01:50:43AM +0100, Thomas Weißschuh wrote:
> Certain files in procfs are formatted in byteorder dependent ways. For
> example the IP addresses in /proc/net/udp.
> 
> Assuming the byteorder of the userspace program is not guaranteed to be
> correct in the face of emulation as for example with qemu-user.
> 
> Also this makes it easier for non-compiled applications like
> shellscripts to discover the byteorder.
> 
> Signed-off-by: Thomas Weißschuh <linux@...ssschuh.net>

Why not put this in /sys/kernel/ instead?  What does this have to do
with /proc/ other than it's traditionally been the dumping ground for
stuff like this?  :)

thanks,

greg k-h