netdev - Re: [RFC] net: ipv4 -- Introduce ifa limit per net

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <CAM_iQpU3EuioDavDQAXMuuyRAXPQn2O+hOmnwcWMawrusNiX4g@mail.gmail.com>
Date:	Thu, 10 Mar 2016 13:09:15 -0800
From:	Cong Wang <xiyou.wangcong@...il.com>
To:	David Miller <davem@...emloft.net>
Cc:	Cyrill Gorcunov <gorcunov@...il.com>,
	Alexei Starovoitov <alexei.starovoitov@...il.com>,
	Eric Dumazet <eric.dumazet@...il.com>,
	Linux Kernel Network Developers <netdev@...r.kernel.org>,
	solar@...nwall.com, Vasily Averin <vvs@...tuozzo.com>,
	avagin@...tuozzo.com, xemul@...tuozzo.com, vdavydov@...tuozzo.com,
	khorenko@...tuozzo.com, Pablo Neira Ayuso <pablo@...filter.org>,
	netfilter-devel@...r.kernel.org
Subject: Re: [RFC] net: ipv4 -- Introduce ifa limit per net

On Thu, Mar 10, 2016 at 11:55 AM, David Miller <davem@...emloft.net> wrote:
> Indeed, good catch.  Therefore:
>
> 1) Keep the masq netdev notifier.  That will flush the conntrack table
>    for the inetdev_destroy event.
>
> 2) Make the inetdev notifier only do something if inetdev->dead is
>    false.  (ie. we are flushing an individual address)
>
> And then we don't need the NETDEV_UNREGISTER thing at all:


This makes sense to me. I guess similar thing needs to do for IPv6 masq too.

Thanks.