linux-kernel - Re: [PATCH] mm: reuse the unshared swapcache page in do_wp

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Message-ID: <b6df4f7f-c080-ad6c-d1ad-098115f016f3@huawei.com>
Date:   Mon, 17 Jan 2022 21:31:52 +0800
From:   "zhangliang (AG)" <zhangliang5@...wei.com>
To:     David Hildenbrand <david@...hat.com>
CC:     Andrew Morton <akpm@...ux-foundation.org>,
        Linux-MM <linux-mm@...ck.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        <wangzhigang17@...wei.com>, Matthew Wilcox <willy@...radead.org>,
        "Linus Torvalds" <torvalds@...ux-foundation.org>
Subject: Re: [PATCH] mm: reuse the unshared swapcache page in do_wp_page

Sure, I will do that :)

On 2022/1/17 20:58, David Hildenbrand wrote:
> On 17.01.22 03:11, zhangliang (AG) wrote:
>> Hi, thank you very much for your patient reply, and I completely agree with the viewpoint from you and Linus about COW and reuse_swap_page(). :)
>>
> 
> If you have some sparse cycles, it would be great if you could see if
> 
> https://github.com/davidhildenbrand/linux/tree/reuse_swap_page
> 
> works as expected as well for your setup.
> 

-- 
Best Regards,
Liang Zhang