netdev - Re: [RFC PATCH net-next (V2)] ipv6: Queue fragments per interface for multicast/link-local addresses.

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:	Fri, 15 Feb 2013 22:25:18 -0800
From:	Eric Dumazet <eric.dumazet@...il.com>
To:	YOSHIFUJI Hideaki <yoshfuji@...ux-ipv6.org>
Cc:	netdev@...r.kernel.org, davem@...emloft.net,
	Ben Greear <greearb@...delatech.com>,
	Vlad Yasevich <vyasevic@...hat.com>
Subject: Re: [RFC PATCH net-next (V2)] ipv6: Queue fragments per interface
 for multicast/link-local addresses.

On Sat, 2013-02-16 at 14:49 +0900, YOSHIFUJI Hideaki wrote:
> We should queue fragments for the same link-local address on
> different interfaces (e.g. fe80::1%eth0 and fe80::1%eth1) to the
> different queue, because of nature of addressing architecture.
> 
> Similarly, we should queue fragments for multicast on different
> interface to the different queue.  This is okay because
> application joins group on speicific interface, and multicast
> traffic is expected only on that interface.
> 
> CC: Ben Greear <greearb@...delatech.com>
> CC: Vlad Yasevich <vyasevic@...hat.com>
> CC: Eric Dumazet <eric.dumazet@...il.com>
> Signed-off-by: YOSHIFUJI Hideaki <yoshfuji@...ux-ipv6.org>
> ---

I would definitely ask advice from Patrick & Pablo on this patch.

If a router uses several links in aggregation (but no bonding dev), we
might break fragmentation/reassembly.



--
To unsubscribe from this list: send the line "unsubscribe netdev" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html