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Date:   Tue, 8 Jun 2021 15:53:49 +0300
From:   Vladimir Oltean <olteanv@gmail.com>
To:     Jakub Kicinski <kuba@kernel.org>
Cc:     Yunsheng Lin <linyunsheng@huawei.com>, davem@davemloft.net,
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Subject: Re: [PATCH net-next v2 0/3] Some optimization for lockless qdisc
Message-ID: <20210608125349.7azp7zeae3oq3izc@skbuf>
References: <1622684880-39895-1-git-send-email-linyunsheng@huawei.com>
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On Thu, Jun 03, 2021 at 11:35:48AM -0700, Jakub Kicinski wrote:
> On Thu, 3 Jun 2021 09:47:57 +0800 Yunsheng Lin wrote:
> > Patch 1: remove unnecessary seqcount operation.
> > Patch 2: implement TCQ_F_CAN_BYPASS.
> > Patch 3: remove qdisc->empty.
> > 
> > Performance data for pktgen in queue_xmit mode + dummy netdev
> > with pfifo_fast:
> > 
> >  threads    unpatched           patched             delta
> >     1       2.60Mpps            3.21Mpps             +23%
> >     2       3.84Mpps            5.56Mpps             +44%
> >     4       5.52Mpps            5.58Mpps             +1%
> >     8       2.77Mpps            2.76Mpps             -0.3%
> >    16       2.24Mpps            2.23Mpps             +0.4%
> > 
> > Performance for IP forward testing: 1.05Mpps increases to
> > 1.16Mpps, about 10% improvement.
> 
> Acked-by: Jakub Kicinski <kuba@kernel.org>

Any idea why these patches are deferred in patchwork?
https://patchwork.kernel.org/project/netdevbpf/cover/1622684880-39895-1-git-send-email-linyunsheng@huawei.com/