linux-kernel - Re: [PATCH 0/4] mm/page_reporting: Some knobs and fixes

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Message-ID: <e022da6b-4bc1-759e-ab81-dd3270a9ddde@linux.alibaba.com>
Date:   Fri, 2 Apr 2021 12:08:55 +0800
From:   Xunlei Pang <xlpang@...ux.alibaba.com>
To:     Xunlei Pang <xlpang@...ux.alibaba.com>,
        Andrew Morton <akpm@...ux-foundation.org>,
        Mel Gorman <mgorman@...hsingularity.net>,
        David Hildenbrand <david@...hat.com>,
        Alexander Duyck <alexanderduyck@...com>
Cc:     linux-kernel@...r.kernel.org, linux-mm@...ck.org
Subject: Re: [PATCH 0/4] mm/page_reporting: Some knobs and fixes

On 3/26/21 5:44 PM, Xunlei Pang wrote:
> Add the following knobs in PATCH 1~3:
>  /sys/kernel/mm/page_reporting/reported_kbytes
>  /sys/kernel/mm/page_reporting/refault_kbytes
>  /sys/kernel/mm/page_reporting/reporting_factor
> 
> Fix unexpected user OOM in PATCH 4.
> 
> Xunlei Pang (4):
>   mm/page_reporting: Introduce free page reported counters
>   mm/page_reporting: Introduce free page reporting factor
>   mm/page_reporting: Introduce "page_reporting_factor=" boot parameter
>   mm/page_reporting: Fix possible user allocation failure
> 
>  Documentation/admin-guide/kernel-parameters.txt |   3 +
>  include/linux/mmzone.h                          |   3 +
>  mm/page_alloc.c                                 |   6 +-
>  mm/page_reporting.c                             | 268 ++++++++++++++++++++++--
>  4 files changed, 260 insertions(+), 20 deletions(-)
> 

Hi guys,

Looks "Alexander Duyck <alexander.h.duyck@...ux.intel.com>" was not
available, so Cced more, any comment?

Thanks!