netdev - Re: [PATCH net v2] ipv6: fix rtnl locking in setsockopt for anycast and multicast

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Message-ID: <CAHA+R7MbsZhxB8uo3xvVsS6JWjRV4p2BcgCBVWtVaJ6Tr4ONYA@mail.gmail.com>
Date:	Fri, 5 Sep 2014 12:34:38 -0700
From:	Cong Wang <cwang@...pensource.com>
To:	David Miller <davem@...emloft.net>
Cc:	Hannes Frederic Sowa <hannes@...essinduktion.org>,
	Sabrina Dubroca <sd@...asysnail.net>,
	Tommi Rantala <tt.rantala@...il.com>,
	Alexey Kuznetsov <kuznet@....inr.ac.ru>,
	James Morris <jmorris@...ei.org>,
	Hideaki YOSHIFUJI <yoshfuji@...ux-ipv6.org>,
	Patrick McHardy <kaber@...sh.net>,
	netdev <netdev@...r.kernel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	trinity@...r.kernel.org, Dave Jones <davej@...hat.com>
Subject: Re: [PATCH net v2] ipv6: fix rtnl locking in setsockopt for anycast
 and multicast

On Fri, Sep 5, 2014 at 12:25 PM, David Miller <davem@...emloft.net> wrote:
>
> I thought the retention of RCU locking was reasonable, and that your
> feedback was something I disagreed with.
>
> This is different from ignoring your feedback.

The point is we don't need to backport the patch that far, as I already
mentioned, up to  commit c15b1ccadb323ea
("ipv6: move DAD and addrconf_verify processing to workqueue"),
simply because no one reports any bug.

So we don't have to adjust the patch just for stable in this case.
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