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

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Date:	Wed, 23 Mar 2011 20:25:37 +0100
From:	Nicolas de Pesloüan 
	<nicolas.2p.debian@...il.com>
To:	Jiri Pirko <jpirko@...hat.com>
CC:	netdev@...r.kernel.org, davem@...emloft.net, andy@...yhouse.net,
	fubar@...ibm.com
Subject: Re: [patch net-2.6] bonding: fix rx_handler locking

Le 22/03/2011 13:38, Jiri Pirko a écrit :
> 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>

Thanks Jiri, it works.

Tested-by: Nicolas de Pesloüan <nicolas.2p.debian@...e.fr>

Regarding the code review, can you explain the reasons why you apparently duplicated the fields 
related to the slave/master relationship?

Do you plan to totally remove dev->master usage in bonding in a follow-up patch?

	Nicolas.
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