From: Yunsheng Lin <linyunsheng@huawei.com>
To: <davem@davemloft.net>, <kuba@kernel.org>
Cc: <alexander.duyck@gmail.com>, <linux@armlinux.org.uk>,
<mw@semihalf.com>, <linuxarm@openeuler.org>,
<yisen.zhuang@huawei.com>, <salil.mehta@huawei.com>,
<thomas.petazzoni@bootlin.com>, <hawk@kernel.org>,
<ilias.apalodimas@linaro.org>, <ast@kernel.org>,
<daniel@iogearbox.net>, <john.fastabend@gmail.com>,
<akpm@linux-foundation.org>, <peterz@infradead.org>,
<will@kernel.org>, <willy@infradead.org>, <vbabka@suse.cz>,
<fenghua.yu@intel.com>, <guro@fb.com>, <peterx@redhat.com>,
<feng.tang@intel.com>, <jgg@ziepe.ca>, <mcroce@microsoft.com>,
<hughd@google.com>, <jonathan.lemon@gmail.com>, <alobakin@pm.me>,
<willemb@google.com>, <wenxu@ucloud.cn>,
<cong.wang@bytedance.com>, <haokexin@gmail.com>,
<nogikh@google.com>, <elver@google.com>, <netdev@vger.kernel.org>,
<linux-kernel@vger.kernel.org>, <bpf@vger.kernel.org>
Subject: [PATCH rfc v2 0/5] add elevated refcnt support for page pool
Date: Sat, 10 Jul 2021 15:43:17 +0800 [thread overview]
Message-ID: <1625903002-31619-1-git-send-email-linyunsheng@huawei.com> (raw)
This patchset adds elevated refcnt support for page pool
and enable skb's page frag recycling based on page pool
in hns3 drvier.
RFC v2:
1. Split patch 1 to more reviewable one.
2. Repurpose the lower 12 bits of the dma address to store the
pagecnt_bias as suggested by Alexander.
3. support recycling to pool->alloc for elevated refcnt case
too.
Yunsheng Lin (5):
page_pool: keep pp info as long as page pool owns the page
page_pool: add interface for getting and setting pagecnt_bias
page_pool: add page recycling support based on elevated refcnt
page_pool: support page frag API for page pool
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/marvell/mvneta.c | 6 +-
drivers/net/ethernet/marvell/mvpp2/mvpp2_main.c | 2 +-
drivers/net/ethernet/ti/cpsw.c | 2 +-
drivers/net/ethernet/ti/cpsw_new.c | 2 +-
include/linux/skbuff.h | 4 +-
include/net/page_pool.h | 50 +++++--
net/core/page_pool.c | 172 ++++++++++++++++++++----
9 files changed, 266 insertions(+), 54 deletions(-)
--
2.7.4
next reply other threads:[~2021-07-10 7:44 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-07-10 7:43 Yunsheng Lin [this message]
2021-07-10 7:43 ` [PATCH rfc v2 1/5] page_pool: keep pp info as long as page pool owns the page Yunsheng Lin
2021-07-10 7:43 ` [PATCH rfc v2 2/5] page_pool: add interface for getting and setting pagecnt_bias Yunsheng Lin
2021-07-10 16:55 ` Alexander Duyck
2021-07-12 7:44 ` Yunsheng Lin
2021-07-10 7:43 ` [PATCH rfc v2 3/5] page_pool: add page recycling support based on elevated refcnt Yunsheng Lin
2021-07-10 17:24 ` Alexander Duyck
2021-07-12 7:54 ` Yunsheng Lin
2021-07-10 17:31 ` Alexander Duyck
2021-07-12 2:06 ` Yunsheng Lin
2021-07-12 3:30 ` Alexander Duyck
2021-07-10 7:43 ` [PATCH rfc v2 4/5] page_pool: support page frag API for page pool Yunsheng Lin
2021-07-10 17:43 ` Alexander Duyck
2021-07-12 7:57 ` Yunsheng Lin
2021-07-10 7:43 ` [PATCH rfc v2 5/5] net: hns3: support skb's frag page recycling based on " Yunsheng Lin
2021-07-10 15:40 ` [PATCH rfc v2 0/5] add elevated refcnt support for " Matteo Croce
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