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Date: Wed, 10 Oct 2007 02:53:07 -0700 (PDT)
From: David Miller <davem@...emloft.net>
To: mitch@...ux.vnet.ibm.com
Cc: netdev@...r.kernel.org, yoshfuji@...ux-ipv6.org,
herbert@...dor.apana.org.au
Subject: Re: [PATCH] [IPV6] Defer IPv6 device initialization until a valid
qdisc is specified
From: Mitsuru Chinen <mitch@...ux.vnet.ibm.com>
Date: Tue, 9 Oct 2007 16:21:58 +0900
> To judge the timing for DAD, netif_carrier_ok() is used. However,
> there is a possibility that dev->qdisc stays noop_qdisc even if
> netif_carrier_ok() returns true. In that case, DAD NS is not sent out.
> We need to defer the IPv6 device initialization until a valid qdisc
> is specified.
>
> Signed-off-by: Mitsuru Chinen <mitch@...ux.vnet.ibm.com>
> Signed-off-by: YOSHIFUJI Hideaki <yoshfuji@...ux-ipv6.org>
Thanks for submitting the fix.
Although Herbert is right that this does not fix the problem
universally, it does make things better, so I will apply this
patch.
Thanks!
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