From mboxrd@z Thu Jan  1 00:00:00 1970
From: David Miller <davem@davemloft.net>
Subject: Re: [NET_SCHED 05/06]: Fix endless loops (part 3): HFSC
Date: Wed, 29 Nov 2006 17:36:52 -0800 (PST)
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From: Patrick McHardy <kaber@trash.net>
Date: Mon, 20 Nov 2006 14:08:46 +0100 (MET)

> [NET_SCHED]: Fix endless loops (part 3): HFSC
> 
> Convert HFSC to use qdisc_tree_decrease_len() and add a callback
> for deactivating a class when its child queue becomes empty.
> 
> All queue purging goes through hfsc_purge_queue(), which is used in
> three cases: grafting, class creation (when a leaf class is turned
> into an intermediate class by attaching a new class) and class
> deletion. In all cases qdisc_tree_decrease_len() is needed.
> 
> Signed-off-by: Patrick McHardy <kaber@trash.net>

Applied to net-2.6.20, thanks.