From: David Miller <davem@davemloft.net>
To: dsa@cumulusnetworks.com
Cc: netdev@vger.kernel.org, hideaki.yoshifuji@miraclelinux.com,
hannes@stressinduktion.org
Subject: Re: [PATCH net-next v7] net: ipv6: Make address flushing on ifdown optional
Date: Thu, 25 Feb 2016 21:45:37 -0500 (EST) [thread overview]
Message-ID: <20160225.214537.1334107695744344694.davem@davemloft.net> (raw)
In-Reply-To: <1456334737-16708-1-git-send-email-dsa@cumulusnetworks.com>
From: David Ahern <dsa@cumulusnetworks.com>
Date: Wed, 24 Feb 2016 09:25:37 -0800
> Currently, all ipv6 addresses are flushed when the interface is configured
> down, including global, static addresses:
...
> Add a new sysctl to make this behavior optional. The new setting defaults to
> flush all addresses to maintain backwards compatibility. When the set global
> addresses with no expire times are not flushed on an admin down. The sysctl
> is per-interface or system-wide for all interfaces
>
> $ sysctl -w net.ipv6.conf.eth1.keep_addr_on_down=1
> or
> $ sysctl -w net.ipv6.conf.all.keep_addr_on_down=1
>
> Will keep addresses on eth1 on an admin down.
...
> Signed-off-by: David Ahern <dsa@cumulusnetworks.com>
Applied, thanks for your persistence David :)
prev parent reply other threads:[~2016-02-26 2:45 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-02-24 17:25 [PATCH net-next v7] net: ipv6: Make address flushing on ifdown optional David Ahern
2016-02-26 2:45 ` David Miller [this message]
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