netdev - Re: [PATCH net-next v6 3/3] net/sched: act

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: <20231214190919.2b446e31@kernel.org>
Date: Thu, 14 Dec 2023 19:09:19 -0800
From: Jakub Kicinski <kuba@...nel.org>
To: Victor Nogueira <victor@...atatu.com>
Cc: jhs@...atatu.com, davem@...emloft.net, edumazet@...gle.com,
 pabeni@...hat.com, xiyou.wangcong@...il.com, jiri@...nulli.us,
 mleitner@...hat.com, vladbu@...dia.com, paulb@...dia.com,
 pctammela@...atatu.com, netdev@...r.kernel.org, kernel@...atatu.com
Subject: Re: [PATCH net-next v6 3/3] net/sched: act_mirred: Allow mirred to
 block

On Thu, 14 Dec 2023 11:10:06 -0300 Victor Nogueira wrote:
> So far the mirred action has dealt with syntax that handles mirror/redirection for netdev.
> A matching packet is redirected or mirrored to a target netdev.
> 
> In this patch we enable mirred to mirror to a tc block as well.
> IOW, the new syntax looks as follows:
> ... mirred <ingress | egress> <mirror | redirect> [index INDEX] < <blockid BLOCKID> | <dev <devname>> >
> 
> Examples of mirroring or redirecting to a tc block:
> $ tc filter add block 22 protocol ip pref 25 \
>   flower dst_ip 192.168.0.0/16 action mirred egress mirror blockid 22
> 
> $ tc filter add block 22 protocol ip pref 25 \
>   flower dst_ip 10.10.10.10/32 action mirred egress redirect blockid 22

net/sched/act_mirred.c:424:6: warning: variable 'err' set but not used [-Wunused-but-set-variable]
  424 |         int err = 0;
      |             ^
-- 
pw-bot: cr