netdev - Re: [PATCHv3 net-next] sched: multicast sched extack messages

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Message-ID: <20230104200113.08112895@kernel.org>
Date:   Wed, 4 Jan 2023 20:01:13 -0800
From:   Jakub Kicinski <kuba@...nel.org>
To:     Hangbin Liu <liuhangbin@...il.com>
Cc:     netdev@...r.kernel.org, Jamal Hadi Salim <jhs@...atatu.com>,
        Cong Wang <xiyou.wangcong@...il.com>,
        Jiri Pirko <jiri@...nulli.us>,
        "David S. Miller" <davem@...emloft.net>,
        Eric Dumazet <edumazet@...gle.com>,
        Paolo Abeni <pabeni@...hat.com>,
        David Ahern <dsahern@...nel.org>,
        Marcelo Ricardo Leitner <marcelo.leitner@...il.com>
Subject: Re: [PATCHv3 net-next] sched: multicast sched extack messages

On Wed,  4 Jan 2023 17:16:08 +0800 Hangbin Liu wrote:
> In commit 81c7288b170a ("sched: cls: enable verbose logging") Marcelo
> made cls could log verbose info for offloading failures, which helps
> improving Open vSwitch debuggability when using flower offloading.
> 
> It would also be helpful if userspace monitor tools, like "tc monitor",
> could log this kind of message, as it doesn't require vswitchd log level
> adjusment. Let's add a new function to report the extack message so the
> monitor program could receive the failures. e.g.

If you repost this ever again please make sure you include my tag:

Nacked-by: Jakub Kicinski <kuba@...nel.org>

I explained to you at least twice why this is a terrible idea,
and gave you multiple alternatives.