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Date:   Tue, 21 Jul 2020 12:31:08 -0700
From:   Jakub Kicinski <>
To:     Ioana Ciornei <>
Subject: Re: [PATCH net-next 3/3] dpaa2-eth: add support for TBF offload

On Tue, 21 Jul 2020 19:38:25 +0300 Ioana Ciornei wrote:
> React to TC_SETUP_QDISC_TBF and configure the egress shaper as
> appropriate with the maximum rate and burst size requested by the user.
> TBF can only be offloaded on DPAA2 when it's the root qdisc, ie it's a
> per port shaper.
> Signed-off-by: Ioana Ciornei <>

Problems that Jesper run into make me wonder if we should always return
-EOPNOTSUPP as an error from drivers from the root Qdisc. Maybe that's
a larger problem, we already have drivers returning other errors.

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