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

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Date: Tue, 9 Apr 2024 12:50:03 +0200
From: David Hildenbrand <david@...hat.com>
To: 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 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 :)

-- 
Cheers,

David / dhildenb