linux-kernel - Re: [v3 PATCH 2/2] netpoll: remove IFF_IN

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Message-ID: <4CFF437D.1060904@redhat.com>
Date:	Wed, 08 Dec 2010 16:36:13 +0800
From:	Cong Wang <amwang@...hat.com>
To:	Changli Gao <xiaosuo@...il.com>
CC:	linux-kernel@...r.kernel.org, Jiri Pirko <jpirko@...hat.com>,
	Neil Horman <nhorman@...hat.com>, netdev@...r.kernel.org,
	"David S. Miller" <davem@...emloft.net>,
	"Eric W. Biederman" <ebiederm@...ssion.com>,
	Herbert Xu <herbert@...dor.hengli.com.au>,
	bonding-devel@...ts.sourceforge.net,
	Jay Vosburgh <fubar@...ibm.com>,
	Stephen Hemminger <shemminger@...tta.com>
Subject: Re: [v3 PATCH 2/2] netpoll: remove IFF_IN_NETPOLL flag

On 12/08/10 16:16, Changli Gao wrote:
>
> You can't change the values of these macros or delete some of them,
> because they are exported to user space and are parts of ABI.
>

A few lines above that code said:

/* Private (from user) interface flags (netdevice->priv_flags). */

unless this comment is wrong, we don't need to worry.
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