Re: [PATCH] bridge: master device stuck in no-carrier state forever when in user-stp mode

[David Miller <davem@xxxxxxxxxxxxx>]

From: Stephen Hemminger <shemminger@xxxxxxxxxx>
Date: Thu, 1 Dec 2011 10:44:09 -0800

> On Fri, 25 Nov 2011 12:16:37 +0200
> Vitalii Demianets <vitas@xxxxxxxxxxxxxxxxx> wrote:
> 
>> When in user-stp mode, bridge master do not follow state of its slaves, so 
>> after the following sequence of events it can stuck forever in no-carrier 
>> state:
>> 1) turn stp off
>> 2) put all slaves down - master device will follow their state and also go in 
>> no-carrier state
>> 3) turn stp on with bridge-stp script returning 0 (go to the user-stp mode)
>> Now bridge master won't follow slaves' state and will never reach running 
>> state.
>> 
>> This patch solves the problem by making user-stp and kernel-stp behavior 
>> similar regarding master following slaves' states.
>> 
>> Signed-off-by: Vitalii Demianets <vitas@xxxxxxxxxxxxxxxxx>
> 
> This method works fine. David please apply to -net.
> 
> Acked-by: Stephen Hemminger <shemminger@xxxxxxxxxx>

Done.
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