netdev - Re: [Patch net] ipv4: restore rt->fi for reference counting

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]

Date:   Mon, 08 May 2017 22:35:04 -0400 (EDT)
From:   David Miller <davem@...emloft.net>
To:     eric.dumazet@...il.com
Cc:     xiyou.wangcong@...il.com, netdev@...r.kernel.org,
        andreyknvl@...gle.com, edumazet@...gle.com
Subject: Re: [Patch net] ipv4: restore rt->fi for reference counting

From: Eric Dumazet <eric.dumazet@...il.com>
Date: Mon, 08 May 2017 19:18:22 -0700

> Keeping fib (and their reference to netdev) is apparently too much,
> we probably need to implement a refcount on the metrics themselves,
> being stand alone objects.

I think I see the problem, when we flush the dst cache on device
unregister, we point the dst at loopback but do not flush metrics.

I'm going to revert.