netdev - Re: [PATCH][net-next] gianfar: Add backwards compatible Single Queue mode polling

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] [day] [month] [year] [list]

Date:	Fri, 16 Aug 2013 13:54:56 +0200
From:	Lutz Jaenicke <ljaenicke@...ominate.com>
To:	Michael Guntsche <michael.guntsche@...loops.com>
Cc:	Claudiu Manoil <claudiu.manoil@...escale.com>,
	netdev@...r.kernel.org
Subject: Re: [PATCH][net-next] gianfar: Add backwards compatible Single Queue
 mode polling

On Mon, Jun 10, 2013 at 07:35:38PM +0200, Michael Guntsche wrote:
> Hello Claudiu,
> 
> On Mon, Jun 10, 2013 at 7:19 PM, Claudiu Manoil
> <claudiu.manoil@...escale.com> wrote:
> > Older Single Queue (SQ_SG_MODE) devices like TSEC (i.e. mpc83xx)
> > don't feature the frame receive indication bits (RXF) in RSTAT.
> > For these and for the rest of the SQ_SG_MODE devices, provide the
> > appropiate polling routine that handles a single pair of Rx/Tx
> > BD rings, removing the overhead incurred by the multiple queues/
> > multiple interrupt group devices (veTSEC/ eTSEC2.0 devices).
> > So this is primarily a fix for the TSEC devices.
> >
> > Signed-off-by: Claudiu Manoil <claudiu.manoil@...escale.com>
> > ---
> >  drivers/net/ethernet/freescale/gianfar.c | 51 ++++++++++++++++++++++++++++++--
> >  1 file changed, 49 insertions(+), 2 deletions(-)
> >
> <snip>
> I can confirm that this fixes the problem for my TSEC based board.

I need this fix for 3.10.7 as well, so this seems to be stable-stuff.

Best regards,
	Lutz
-- 
Dr.-Ing. Lutz Jänicke
CTO
Innominate Security Technologies AG  /protecting industrial networks/
tel: +49.30.921028-200
fax: +49.30.921028-020
Rudower Chaussee 13
D-12489 Berlin, Germany
www.innominate.com

Register Court: AG Charlottenburg, HR B 81603
Management Board: Dirk Seewald
Chairman of the Supervisory Board: Christoph Leifer
--
To unsubscribe from this list: send the line "unsubscribe netdev" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html