netdev - Re: [PATCH net-next v4 6/6] tsnep: Add free running cycle counter 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: <20220506230327.6csbkzsxilpo5adn@bsd-mbp.dhcp.thefacebook.com>
Date:   Fri, 6 May 2022 16:03:27 -0700
From:   Jonathan Lemon <jonathan.lemon@...il.com>
To:     Gerhard Engleder <gerhard@...leder-embedded.com>
Cc:     richardcochran@...il.com, vinicius.gomes@...el.com,
        yangbo.lu@....com, davem@...emloft.net, kuba@...nel.org,
        mlichvar@...hat.com, willemb@...gle.com, kafai@...com,
        netdev@...r.kernel.org
Subject: Re: [PATCH net-next v4 6/6] tsnep: Add free running cycle counter
 support

On Fri, May 06, 2022 at 10:01:42PM +0200, Gerhard Engleder wrote:
> The TSN endpoint Ethernet MAC supports a free running counter
> additionally to its clock. This free running counter can be read and
> hardware timestamps are supported. As the name implies, this counter
> cannot be set and its frequency cannot be adjusted.
> 
> Add free running cycle counter support based on this free running
> counter to physical clock. This also requires hardware time stamps
> based on that free running counter.
> 
> Signed-off-by: Gerhard Engleder <gerhard@...leder-embedded.com>
Acked-by: Jonathan Lemon <jonathan.lemon@...il.com>