linux-kernel - Re: [PATCH v4] net/bridge: Optimizing read-write locks in ebtables.c

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] [day] [month] [year] [list]

Message-ID: <20241002171708.05f46286@kernel.org>
Date: Wed, 2 Oct 2024 17:17:08 -0700
From: Jakub Kicinski <kuba@...nel.org>
To: yushengjin <yushengjin@...ontech.com>
Cc: pablo@...filter.org, kadlec@...filter.org, roopa@...dia.com,
 razor@...ckwall.org, davem@...emloft.net, edumazet@...gle.com,
 pabeni@...hat.com, netfilter-devel@...r.kernel.org, coreteam@...filter.org,
 bridge@...ts.linux.dev, netdev@...r.kernel.org,
 linux-kernel@...r.kernel.org, gouhao@...ontech.com
Subject: Re: [PATCH v4] net/bridge: Optimizing read-write locks in
 ebtables.c

On Wed, 25 Sep 2024 16:37:45 +0800 yushengjin wrote:
> When conducting WRK testing, the softirq of the system will be very high.
> forwarding through a bridge, if the network load is too high, it may
> cause abnormal load on the ebt_do_table of the kernel ebtable module, leading
> to excessive soft interrupts and sometimes even directly causing CPU soft
> lockup.

FTR I'm leaving this one to netfliter folks.
-- 
pw-bot: au