linux-kernel - Re: [PATCH v4 1/9] mm/ksm: add ksm_get

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Message-ID: <8836b1e2-f231-486e-9caf-757250e7a005@gmail.com>
Date: Wed, 10 Apr 2024 10:12:56 +0800
From: Alex Shi <seakeel@...il.com>
To: David Hildenbrand <david@...hat.com>, alexs@...nel.org,
 Andrew Morton <akpm@...ux-foundation.org>, linux-mm@...ck.org,
 linux-kernel@...r.kernel.org
Cc: Izik Eidus <izik.eidus@...ellosystems.com>,
 Matthew Wilcox <willy@...radead.org>, Andrea Arcangeli
 <aarcange@...hat.com>, Hugh Dickins <hughd@...gle.com>,
 Chris Wright <chrisw@...s-sol.org>
Subject: Re: [PATCH v4 1/9] mm/ksm: add ksm_get_folio



On 4/9/24 6:50 PM, David Hildenbrand wrote:
> On 09.04.24 11:28, alexs@...nel.org wrote:
>> From: "Alex Shi (tencent)" <alexs@...nel.org>
>>
>> The ksm only contains single pages, so we could add a new func
>> ksm_get_folio for get_ksm_page to use folio instead of pages to save a
>> couple of compound_head calls.
>>
>> After all caller replaced, get_ksm_page will be removed.
>>
>> Signed-off-by: Alex Shi (tencent) <alexs@...nel.org>
>> To: Andrew Morton <akpm@...ux-foundation.org>
>> Cc: Izik Eidus <izik.eidus@...ellosystems.com>
>> Cc: Matthew Wilcox <willy@...radead.org>
>> Cc: Andrea Arcangeli <aarcange@...hat.com>
>> Cc: Hugh Dickins <hughd@...gle.com>
>> Cc: Chris Wright <chrisw@...s-sol.org>
>> Reviewed-by: David Hildenbrand <david@...hat.com>
> 
> Note that the more common way is to have RBs ets fist. Further, I haven't really seen "To:" that often :)

Hi David, 

Thanks a lot for notice, will change it in next version. 
>