netdev - [PATCH RFC v4 0/3] Some optimization for lockless qdisc

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Message-ID: <1621502873-62720-1-git-send-email-linyunsheng@huawei.com>
Date:   Thu, 20 May 2021 17:27:50 +0800
From:   Yunsheng Lin <linyunsheng@...wei.com>
To:     <davem@...emloft.net>, <kuba@...nel.org>
CC:     <olteanv@...il.com>, <ast@...nel.org>, <daniel@...earbox.net>,
        <andriin@...com>, <edumazet@...gle.com>, <weiwan@...gle.com>,
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        <netdev@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        <linuxarm@...neuler.org>, <mkl@...gutronix.de>,
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Subject: [PATCH RFC v4 0/3] Some optimization for lockless qdisc

Patch 1: remove unnecessary seqcount operation.
Patch 2: implement TCQ_F_CAN_BYPASS.
Patch 3: remove qdisc->empty.

RFC v4: Use STATE_MISSED and STATE_DRAINING to indicate non-empty
        qdisc, and add patch 1 and 3.

Yunsheng Lin (3):
  net: sched: avoid unnecessary seqcount operation for lockless qdisc
  net: sched: implement TCQ_F_CAN_BYPASS for lockless qdisc
  net: sched: remove qdisc->empty for lockless qdisc

 include/net/sch_generic.h | 26 +++++++++++++-------------
 net/core/dev.c            | 22 ++++++++++++++++++++--
 net/sched/sch_generic.c   | 23 ++++++++++++++++-------
 3 files changed, 49 insertions(+), 22 deletions(-)

-- 
2.7.4