netdev - Re: owner-Match in 2.6.20-rc5 (fwd)

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 PHC
Open Source and information security mailing list archives

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

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

Date:	Thu, 25 Jan 2007 13:01:11 -0800 (PST)
From:	David Miller <davem@...emloft.net>
To:	kadlec@...ckhole.kfki.hu
Cc:	netfilter-devel@...ts.netfilter.org, netdev@...r.kernel.org
Subject: Re: owner-Match in 2.6.20-rc5 (fwd)

From: Jozsef Kadlecsik <kadlec@...ckhole.kfki.hu>
Date: Thu, 25 Jan 2007 21:31:56 +0100 (CET)

> The report below was posted on the netfilter user list. Isn't there any 
> ill side effect by reverting the change?

Performance regression :-(

This optimization saves a whole handful of heavy atomic operations in
the packet transmit path of TCP.

As I understand it, the owner-Match is not in the upstream tree, and
it's the only thing that cares, so I see no reason to cater for it.
-
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