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Re: [PATCH] br: fix race on bridge del if

To: shemminger@xxxxxxxx
Subject: Re: [PATCH] br: fix race on bridge del if
From: "David S. Miller" <davem@xxxxxxxxxxxxx>
Date: Wed, 12 Oct 2005 15:10:14 -0700 (PDT)
Cc: ryanh@xxxxxxxxxx, netdev@xxxxxxxxxxx, chrisw@xxxxxxxx, greg@xxxxxxxxx
In-reply-to: <20051011133328.26db65d7@xxxxxxxxxxxxxxxxxxxxx>
References: <20050818214036.GH10593@xxxxxxxxxx> <20051011133328.26db65d7@xxxxxxxxxxxxxxxxxxxxx>
Sender: netdev-bounce@xxxxxxxxxxx
From: Stephen Hemminger <shemminger@xxxxxxxx>
Date: Tue, 11 Oct 2005 13:33:28 -0700

> This fixes the RCU race on bridge delete interface.  Basically,
> the network device has to be detached from the bridge in the first
> step (pre-RCU), rather than later. At that point, no more bridge traffic
> will come in, and the other code will not think that network device
> is part of a bridge.
> 
> This should also fix the XEN test problems. If there is another
> 2.6.13-stable, add it as well.
> 
> Signed-off-by: Stephen Hemminger <shemminger@xxxxxxxx>

Applied, thanks Stephen.

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