linux-kernel - Re: [PATCH mm-unstable v5 01/10] mm: add folio dtor and order setter functions

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Message-Id: <E8CA63D6-858B-40E5-B3A6-8ED870546DA8@linux.dev>
Date:   Thu, 8 Dec 2022 12:44:27 +0800
From:   Muchun Song <muchun.song@...ux.dev>
To:     John Hubbard <jhubbard@...dia.com>
Cc:     Mike Kravetz <mike.kravetz@...cle.com>,
        Sidhartha Kumar <sidhartha.kumar@...cle.com>,
        linux-kernel@...r.kernel.org,
        Linux Memory Management List <linux-mm@...ck.org>,
        Andrew Morton <akpm@...ux-foundation.org>,
        Muchun Song <songmuchun@...edance.com>,
        Matthew Wilcox <willy@...radead.org>,
        Mina Almasry <almasrymina@...gle.com>,
        Miaohe Lin <linmiaohe@...wei.com>, hughd@...gle.com,
        tsahu@...ux.ibm.com, David Hildenbrand <david@...hat.com>
Subject: Re: [PATCH mm-unstable v5 01/10] mm: add folio dtor and order setter
 functions



> On Dec 8, 2022, at 10:31, John Hubbard <jhubbard@...dia.com> wrote:
> 
> On 12/7/22 18:19, Muchun Song wrote:
>> How about adding a new helper like "folio_dissolve_compound(struct folio *folio)"?
>> then it may be unnecessary to add a comment.
> 
> Yes, and in fact, I just finished spelling out exactly how to do that, in [1].

Thanks for your guidance. I have replied in thread [1].

> 
> 
> [1] https://lore.kernel.org/all/d17530ad-8e12-8069-d619-a2d72fe80e15@nvidia.com/
> 
> 
> thanks,
> -- 
> John Hubbard
> NVIDIA