linux-kernel - Re: [V2 Patch net-next-2.6] netpoll: disable netpoll when enslave a device

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Message-ID: <4DD5DBA2.9060302@redhat.com>
Date:	Fri, 20 May 2011 11:10:26 +0800
From:	Cong Wang <amwang@...hat.com>
To:	Neil Horman <nhorman@...hat.com>
CC:	Andy Gospodarek <andy@...yhouse.net>, linux-kernel@...r.kernel.org,
	akpm@...ux-foundation.org, Jay Vosburgh <fubar@...ibm.com>,
	"David S. Miller" <davem@...emloft.net>,
	Ian Campbell <ian.campbell@...rix.com>,
	"Paul E. McKenney" <paulmck@...ux.vnet.ibm.com>,
	Josh Triplett <josh@...htriplett.org>, netdev@...r.kernel.org
Subject: Re: [V2 Patch net-next-2.6] netpoll: disable netpoll when enslave
 a device

于 2011年05月19日 21:25, Neil Horman 写道:
> On Thu, May 19, 2011 at 07:31:27AM -0400, Andy Gospodarek wrote:
>> On Thu, May 19, 2011 at 04:39:53PM +0800, Amerigo Wang wrote:
>> [...]
>>> diff --git a/include/linux/notifier.h b/include/linux/notifier.h
>>> index 621dfa1..3d82867 100644
>>> --- a/include/linux/notifier.h
>>> +++ b/include/linux/notifier.h
>>> @@ -211,6 +211,7 @@ static inline int notifier_to_errno(int ret)
>>>   #define NETDEV_UNREGISTER_BATCH 0x0011
>>>   #define NETDEV_BONDING_DESLAVE  0x0012
>>>   #define NETDEV_NOTIFY_PEERS	0x0013
>>> +#define NETDEV_ENSLAVE		0x0014
>>>
>>>   #define SYS_DOWN	0x0001	/* Notify of system down */
>>>   #define SYS_RESTART	SYS_DOWN
>>
>> Neil just noted the same concern I had -- the asymmetry between
>> NETDEV_ENSLAVE and NETDEV_BONDING_DESLAVE bothers me a bit.  I also
>> don't really like the followup patch that uses 'ENSLAVE' in the bridging
>> code when we typically use that language for bonding only.
>>
>> What about changing NETDEV_BONDING_DESLAVE to NETDEV_RELEASE and create
>> NETDEV_JOIN instead of NETDEV_ENSLAVE?  I would prefer that or something
>> else that might use more generic language that could be applied to all
>> for stacked interfaces.
> JOIN and RELEASE (or perhaps LEAVE) sounds good to me.

Thanks, Andy and Neil! I will rename them to JOIN and RELEASE.
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