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Date:   Sat, 1 Oct 2022 11:39:07 -0700
From:   Cong Wang <>
To:     Hangbin Liu <>
Cc:, Jamal Hadi Salim <>,
        Jiri Pirko <>,
        "David S. Miller" <>,
        Eric Dumazet <>,
        Jakub Kicinski <>,
        Paolo Abeni <>,
        David Ahern <>,
        Marcelo Ricardo Leitner <>
Subject: Re: [PATCH (repost) net-next] sched: add extack for tfilter_notify

On Thu, Sep 29, 2022 at 11:35:05AM +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 "tc monitor" could log this message, as it
> doesn't require vswitchd log level adjusment. Let's add the extack message
> in tfilter_notify so the monitor program could receive the failures.
> e.g.

I don't think tc monitor is supposed to carry any error messages, it
only serves the purpose for monitoring control path events.


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