linux-kernel - Re: [RFC PATCH 02/24] mm/memory_hotplug: Move {get,put}_page_bootmem() to bootmem

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Date:   Tue, 29 Sep 2020 16:30:09 -0700
From:   Mike Kravetz <mike.kravetz@...cle.com>
To:     Muchun Song <songmuchun@...edance.com>, corbet@....net,
        tglx@...utronix.de, mingo@...hat.com, bp@...en8.de, x86@...nel.org,
        hpa@...or.com, dave.hansen@...ux.intel.com, luto@...nel.org,
        peterz@...radead.org, viro@...iv.linux.org.uk,
        akpm@...ux-foundation.org, paulmck@...nel.org,
        mchehab+huawei@...nel.org, pawan.kumar.gupta@...ux.intel.com,
        rdunlap@...radead.org, oneukum@...e.com, anshuman.khandual@....com,
        jroedel@...e.de, almasrymina@...gle.com, rientjes@...gle.com
Cc:     linux-doc@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-mm@...ck.org, linux-fsdevel@...r.kernel.org
Subject: Re: [RFC PATCH 02/24] mm/memory_hotplug: Move
 {get,put}_page_bootmem() to bootmem_info.c

On 9/15/20 5:59 AM, Muchun Song wrote:
> In the later patch, we will use {get,put}_page_bootmem() to initialize
> the page for vmemmap or free vmemmap page to buddy. So move them out of
> CONFIG_MEMORY_HOTPLUG_SPARSE.
> 
> Signed-off-by: Muchun Song <songmuchun@...edance.com>

More code movement.

Acked-by: Mike Kravetz <mike.kravetz@...cle.com>
-- 
Mike Kravetz

> ---
>  arch/x86/mm/init_64.c          |  2 +-
>  include/linux/bootmem_info.h   | 13 +++++++++++++
>  include/linux/memory_hotplug.h |  4 ----
>  mm/bootmem_info.c              | 26 ++++++++++++++++++++++++++
>  mm/memory_hotplug.c            | 27 ---------------------------
>  mm/sparse.c                    |  1 +
>  6 files changed, 41 insertions(+), 32 deletions(-)