netdev - Re: [patch net-2.6] bonding: fix rx

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Message-Id: <20110322.191643.115948014.davem@davemloft.net>
Date:	Tue, 22 Mar 2011 19:16:43 -0700 (PDT)
From:	David Miller <davem@...emloft.net>
To:	panweiping3@...il.com
Cc:	jpirko@...hat.com, netdev@...r.kernel.org,
	nicolas.2p.debian@...il.com, andy@...yhouse.net, fubar@...ibm.com
Subject: Re: [patch net-2.6] bonding: fix rx_handler locking

From: Weiping Pan <panweiping3@...il.com>
Date: Wed, 23 Mar 2011 10:07:10 +0800

> On 03/22/2011 08:38 PM, Jiri Pirko wrote:
>> This prevents possible race between bond_enslave and bond_handle_frame
>> as reported by Nicolas by moving rx_handler register/unregister.
>> slave->bond is added to hold pointer to master bonding sructure. That
>> way dev->master is no longer used in bond_handler_frame.
>> Also, this removes "BUG: scheduling while atomic" message
>>
>> Reported-by: Nicolas de Pesloüan<nicolas.2p.debian@...il.com>
>> Signed-off-by: Jiri Pirko<jpirko@...hat.com>
 ...
> I test this patch with VirtualBox, no kernel panic occurs.

Thanks a lot Weiping.

Once I have test confirmwation from Nicolas I will apply this patch.
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