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

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Date:   Fri, 2 Jul 2021 11:36:01 +0300
From:   Ilias Apalodimas <ilias.apalodimas@...aro.org>
To:     Yunsheng Lin <linyunsheng@...wei.com>
Cc:     davem@...emloft.net, kuba@...nel.org, 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, 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: Re: [PATCH net-next RFC 0/2] add elevated refcnt support for page
 pool

Hi Yunsheng, 

On Wed, Jun 30, 2021 at 05:17:54PM +0800, Yunsheng Lin wrote:
> This patchset adds elevated refcnt support for page pool
> and enable skb's page frag recycling based on page pool
> in hns3 drvier.
> 

Thanks for taking the time with this! I am a bit overloaded atm, give me a
few days and I'll go through the patches

Cheers
/Ilias


> 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
>