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

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Date:	Wed, 29 Dec 2010 20:52:26 +0100
From:	Eric Dumazet <eric.dumazet@...il.com>
To:	Stephen Hemminger <shemminger@...tta.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

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:
  *	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



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