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Date:   Thu, 6 Oct 2022 09:38:32 +0000
From:   Vladimir Oltean <>
To:     Vinicius Costa Gomes <>
CC:     "" <>,
        "" <>,
        "" <>,
        "" <>,
        "" <>,
        Muhammad Husaini Zulkifli <>
Subject: Re: [PATCH net v1] net/sched: taprio: Fix crash when adding child

On Tue, Oct 04, 2022 at 03:41:30PM -0700, Vinicius Costa Gomes wrote:
> I was afraid that this this would happen. I need to stop, grab some tea
> and think very carefully how to simplify the lifetime handling of the
> children qdiscs. It has become complicated now that the
> offloaded/not-offloaded modes are very different internally.

Truth be told, it's not like the problem Yannick described in commit
13511704f8d7 ("net: taprio offload: enforce qdisc to netdev queue
mapping") is unique only to the offloaded taprio, but I just don't know
enough about qdiscs to see a different design than what is currently

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