netdev - Re: [PATCH] macvlan: lockless tx path

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:	Thu, 11 Nov 2010 19:02:52 +0100
From:	Eric Dumazet <eric.dumazet@...il.com>
To:	Ben Greear <greearb@...delatech.com>
Cc:	netdev <netdev@...r.kernel.org>
Subject: Re: [PATCH] macvlan: lockless tx path

Le jeudi 11 novembre 2010 à 09:20 -0800, Ben Greear a écrit :

> I've shown you my algorithm that requires one to know the counter
> width, and in response you offered on that will work with 32 OR 64 bits,
> as long as you make some assumptions.
> 
> If you have an algorithm that can properly deal with wrapped counters of
> arbitrary bits, then post it.
> 

Its only a generalization of RRD algo

No rocket science I am afraid.

You can try all the numbers in `seq 32 64` in this order, to get a
generic algo.

If you can certify all your devices are 32 or 64, then the RRD method is
OK.



--
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