linux-kernel - Re: [PATCH v2 0/2] watermark related improvement on zone movable

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Date:   Wed, 24 Aug 2022 15:27:16 +0800
From:   mawupeng <mawupeng1@...wei.com>
To:     <akpm@...ux-foundation.org>
CC:     <mawupeng1@...wei.com>, <corbet@....net>, <mcgrof@...nel.org>,
        <keescook@...omium.org>, <yzaikin@...gle.com>,
        <songmuchun@...edance.com>, <mike.kravetz@...cle.com>,
        <osalvador@...e.de>, <rppt@...nel.org>, <surenb@...gle.com>,
        <jsavitz@...hat.com>, <linux-doc@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>, <linux-mm@...ck.org>,
        <linux-fsdevel@...r.kernel.org>, <wangkefeng.wang@...wei.com>
Subject: Re: [PATCH v2 0/2] watermark related improvement on zone movable

Hi, maintainers, kindly ping...

Thanks.
Ma.

On 2022/8/19 17:30, Wupeng Ma wrote:
> From: Ma Wupeng <mawupeng1@...wei.com>
> 
> The first patch cap zone movable's min watermark to small value since no
> one can use it.
> 
> The second patch introduce a per zone watermark to replace the vanilla
> watermark_scale_factor to bring flexibility to tune each zone's
> watermark separately and lead to more efficient kswapd.
> 
> Each patch's detail information can be seen is its own changelog.
> 
> changelog since v1:
> - fix compile error if CONFIG_SYSCTL is not enabled
> - remove useless function comment
> 
> Ma Wupeng (2):
>   mm: Cap zone movable's min wmark to small value
>   mm: sysctl: Introduce per zone watermark_scale_factor
> 
>  Documentation/admin-guide/sysctl/vm.rst |  6 ++++
>  include/linux/mm.h                      |  2 +-
>  kernel/sysctl.c                         |  2 --
>  mm/page_alloc.c                         | 41 +++++++++++++++++++------
>  4 files changed, 39 insertions(+), 12 deletions(-)
>