netdev - Re: [PATCH 1/4] bonding: Fix locking in 802.3ad mode

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Message-ID: <47E9C07A.1040208@pobox.com>
Date:	Tue, 25 Mar 2008 23:18:18 -0400
From:	Jeff Garzik <jgarzik@...ox.com>
To:	Jay Vosburgh <fubar@...ibm.com>
CC:	netdev@...r.kernel.org
Subject: Re: [PATCH 1/4] bonding: Fix locking in 802.3ad mode

Jay Vosburgh wrote:
> 	The 802.3ad state machine lock can be acquired in both softirq and
> not softirq context, but was not held at _bh to prevent a deadlock (which
> could occur if a LACPDU arrived and was processed while the lock was
> held).
> 
> 	Corrected this, now hold the state machine lock at _bh to prevent
> deadlock.
> 
> 	Bug reported by Todd Fleisher <todd@...ish.org>.
> 
> Signed-off-by: Jay Vosburgh <fubar@...ibm.com>
> ---
>  drivers/net/bonding/bond_3ad.c |    4 ++--
>  1 files changed, 2 insertions(+), 2 deletions(-)

applied 1-4


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