From: Daniel Borkmann <dborkman@redhat.com>
To: netdev@vger.kernel.org
Cc: Hannes Frederic Sowa <hannes@stressinduktion.org>
Subject: Re: [PATCH net-next] ipv6: remove old token ipv6 address as soon as possible
Date: Tue, 25 Jun 2013 09:56:19 +0200 [thread overview]
Message-ID: <51C94D23.6020006@redhat.com> (raw)
In-Reply-To: <20130624200328.GJ13836@order.stressinduktion.org>
On 06/24/2013 10:03 PM, Hannes Frederic Sowa wrote:
> If the tokenized ip address is re-set on an interface we depend on the
> arrival of a new router advertisment to call addrconf_verify to clean
> up the old address (which valid_lft is now set to 0). Old addresses can
> linger around for a longer time if e.g. the source of router advertisments
> vanishes.
>
> So, call addrconf_verify immediately after setting the new tokenized
> address to get rid of the old tokenized addresses.
>
> Cc: Daniel Borkmann <dborkman@redhat.com>
> Signed-off-by: Hannes Frederic Sowa <hannes@stressinduktion.org>
Agreed. This is also done when simply adding or modifying an address, so this
would be good for tokenized addresses, too. I've tested it also and it looks
good. Thanks Hannes !
Acked-by: Daniel Borkmann <dborkman@redhat.com>
next prev parent reply other threads:[~2013-06-25 7:56 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-06-24 20:03 [PATCH net-next] ipv6: remove old token ipv6 address as soon as possible Hannes Frederic Sowa
2013-06-25 7:56 ` Daniel Borkmann [this message]
2013-06-25 23:30 ` David Miller
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