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Date:   Mon, 16 Mar 2020 19:48:35 -0700
From:   Jakub Kicinski <>
To:     Eric Dumazet <>
Cc:     "David S . Miller" <>,
        netdev <>,
        Willem de Bruijn <>,
        Eric Dumazet <>
Subject: Re: [PATCH v2 net-next 0/3] net_sched: allow use of hrtimer slack

On Mon, 16 Mar 2020 19:12:48 -0700 Eric Dumazet wrote:
> Packet schedulers have used hrtimers with exact expiry times.
> Some of them can afford having a slack, in order to reduce
> the number of timer interrupts and feed bigger batches
> to increase efficiency.
> FQ for example does not care if throttled packets are
> sent with an additional (small) delay.
> Original observation of having maybe too many interrupts
> was made by Willem de Bruijn.
> v2: added strict netlink checking (Jakub Kicinski)

Thanks! I got nothing else to suggest :)

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