netdev - Re: [RFC PATCH v2] Gemini: Gigabit ethernet driver

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: <20101229115716.1eecec27@nehalam>
Date:	Wed, 29 Dec 2010 11:57:16 -0800
From:	Stephen Hemminger <shemminger@...tta.com>
To:	Eric Dumazet <eric.dumazet@...il.com>
Cc:	Hans Ulli Kroll <ulli.kroll@...glemail.com>,
	Stephen Hemminger <stephen.hemminger@...tta.com>,
	Ben Hutchings <bhutchings@...arflare.com>,
	Michał Mirosław <mirq-linux@...e.qmqm.pl>,
	gemini-board-dev@...ts.berlios.de, netdev@...r.kernel.org,
	Christoph Biedl <linux-kernel.bfrz@...chmal.in-ulm.de>
Subject: Re: [RFC PATCH v2] Gemini: Gigabit ethernet driver

On Wed, 29 Dec 2010 20:52:26 +0100
Eric Dumazet <eric.dumazet@...il.com> wrote:

> Le mercredi 29 décembre 2010 à 11:28 -0800, Stephen Hemminger a écrit :
> 
> > It looks like the comment/documentation in netdevice.h is incorrect.
> > 
> >  * struct net_device_stats* (*ndo_get_stats)(struct net_device *dev);
> >  *	Called when a user wants to get the network device usage
> >  *	statistics. Drivers must do one of the following:
> >  *	1. Define @ndo_get_stats64 to fill in a zero-initialised
> >  *	   rtnl_link_stats64 structure passed by the caller.
> >  *	2. Define @ndo_get_stats to update a net_device_stats structure
> >  *	   (which should normally be dev->stats) and return a pointer to
> >  *	   it. The structure may be changed asynchronously only if each
> >  *	   field is written atomically.
> >  *	3. Update dev->stats asynchronously and atomically, and define
> >  *	   neither operation.
> > 
> 
> You mean we should insert a new line ?
> I believe this documentation is up to date.
> 
> 
> diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h
> index cc916c5..3add243 100644
> --- a/include/linux/netdevice.h
> +++ b/include/linux/netdevice.h
> @@ -721,7 +721,9 @@ struct xps_dev_maps {
>   *                      struct rtnl_link_stats64 *storage);
>   * struct net_device_stats* (*ndo_get_stats)(struct net_device *dev);
>   *	Called when a user wants to get the network device usage
> - *	statistics. Drivers must do one of the following:
> + *	statistics.
> + *
> + * Drivers must do one of the following:
                     ^
                    only

Need to make it clear that get_stats is not needed if get_stats64 is defined.
                      

-- 
--
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