linux-kernel - [PATCH net-next RFC 0/2] add elevated refcnt support for page pool

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Date:   Wed, 30 Jun 2021 17:17:54 +0800
From:   Yunsheng Lin <linyunsheng@...wei.com>
To:     <davem@...emloft.net>, <kuba@...nel.org>
CC:     <linuxarm@...neuler.org>, <yisen.zhuang@...wei.com>,
        <salil.mehta@...wei.com>, <thomas.petazzoni@...tlin.com>,
        <mw@...ihalf.com>, <linux@...linux.org.uk>, <hawk@...nel.org>,
        <ilias.apalodimas@...aro.org>, <ast@...nel.org>,
        <daniel@...earbox.net>, <john.fastabend@...il.com>,
        <akpm@...ux-foundation.org>, <peterz@...radead.org>,
        <will@...nel.org>, <willy@...radead.org>, <vbabka@...e.cz>,
        <fenghua.yu@...el.com>, <guro@...com>, <peterx@...hat.com>,
        <feng.tang@...el.com>, <jgg@...pe.ca>, <mcroce@...rosoft.com>,
        <hughd@...gle.com>, <jonathan.lemon@...il.com>, <alobakin@...me>,
        <willemb@...gle.com>, <wenxu@...oud.cn>, <cong.wang@...edance.com>,
        <haokexin@...il.com>, <nogikh@...gle.com>, <elver@...gle.com>,
        <netdev@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        <bpf@...r.kernel.org>
Subject: [PATCH net-next RFC 0/2] add elevated refcnt support for page pool

This patchset adds elevated refcnt support for page pool
and enable skb's page frag recycling based on page pool
in hns3 drvier.

Yunsheng Lin (2):
  page_pool: add page recycling support based on elevated refcnt
  net: hns3: support skb's frag page recycling based on page pool

 drivers/net/ethernet/hisilicon/hns3/hns3_enet.c    |  79 +++++++-
 drivers/net/ethernet/hisilicon/hns3/hns3_enet.h    |   3 +
 drivers/net/ethernet/hisilicon/hns3/hns3_ethtool.c |   1 +
 drivers/net/ethernet/marvell/mvneta.c              |   6 +-
 drivers/net/ethernet/marvell/mvpp2/mvpp2_main.c    |   2 +-
 include/linux/mm_types.h                           |   2 +-
 include/linux/skbuff.h                             |   4 +-
 include/net/page_pool.h                            |  30 ++-
 net/core/page_pool.c                               | 215 +++++++++++++++++----
 9 files changed, 285 insertions(+), 57 deletions(-)

-- 
2.7.4