netdev - Re: [PATCH nf-next-2.6] conntrack: IPS

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: <4C0E4FB1.8080201@trash.net>
Date:	Tue, 08 Jun 2010 16:12:01 +0200
From:	Patrick McHardy <kaber@...sh.net>
To:	Eric Dumazet <eric.dumazet@...il.com>
CC:	Changli Gao <xiaosuo@...il.com>,
	Netfilter Developers <netfilter-devel@...r.kernel.org>,
	netdev <netdev@...r.kernel.org>
Subject: Re: [PATCH nf-next-2.6] conntrack: IPS_UNTRACKED bit

On 04.06.2010 18:25, Eric Dumazet wrote:
> [PATCH nf-next-2.6] conntrack: IPS_UNTRACKED bit
> 
> NOTRACK makes all cpus share a cache line on nf_conntrack_untracked
> twice per packet. This is bad for performance.
> __read_mostly annotation is also a bad choice.
> 
> This patch introduces IPS_UNTRACKED bit so that we can use later a
> per_cpu untrack structure more easily.
> 
> A new helper, nf_ct_untracked_get() returns a pointer to
> nf_conntrack_untracked.
> 
> Another one, nf_ct_untracked_status_or() is used by nf_nat_init() to add
> IPS_NAT_DONE_MASK bits to untracked status.
> 
> nf_ct_is_untracked() prototype is changed to work on a nf_conn pointer.

Applied, thanks Eric.
--
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