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Date:   Thu, 15 Sep 2022 09:38:55 +0200
From:   Oscar Salvador <osalvador@suse.de>
To:     Miaohe Lin <linmiaohe@huawei.com>
Cc:     akpm@linux-foundation.org, david@redhat.com, linux-mm@kvack.org,
        linux-kernel@vger.kernel.org
Subject: Re: [PATCH 11/16] mm/page_alloc: make boot_nodestats static
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References: <20220909092451.24883-1-linmiaohe@huawei.com>
 <20220909092451.24883-12-linmiaohe@huawei.com>
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On Fri, Sep 09, 2022 at 05:24:46PM +0800, Miaohe Lin wrote:
> It's only used in mm/page_alloc.c now. Make it static.
> 
> Signed-off-by: Miaohe Lin <linmiaohe@huawei.com>

Reviewed-by: Oscar Salvador <osalvador@suse.de>

> ---
>  mm/internal.h   | 2 --
>  mm/page_alloc.c | 2 +-
>  2 files changed, 1 insertion(+), 3 deletions(-)
> 
> diff --git a/mm/internal.h b/mm/internal.h
> index 2424fcde6538..43a441d35baf 100644
> --- a/mm/internal.h
> +++ b/mm/internal.h
> @@ -864,8 +864,6 @@ int migrate_device_coherent_page(struct page *page);
>   */
>  struct folio *try_grab_folio(struct page *page, int refs, unsigned int flags);
>  
> -DECLARE_PER_CPU(struct per_cpu_nodestat, boot_nodestats);
> -
>  extern bool mirrored_kernelcore;
>  
>  static inline bool vma_soft_dirty_enabled(struct vm_area_struct *vma)
> diff --git a/mm/page_alloc.c b/mm/page_alloc.c
> index 3417232afa45..7a8a6bb08a15 100644
> --- a/mm/page_alloc.c
> +++ b/mm/page_alloc.c
> @@ -6571,7 +6571,7 @@ static void per_cpu_pages_init(struct per_cpu_pages *pcp, struct per_cpu_zonesta
>  #define BOOT_PAGESET_BATCH	1
>  static DEFINE_PER_CPU(struct per_cpu_pages, boot_pageset);
>  static DEFINE_PER_CPU(struct per_cpu_zonestat, boot_zonestats);
> -DEFINE_PER_CPU(struct per_cpu_nodestat, boot_nodestats);
> +static DEFINE_PER_CPU(struct per_cpu_nodestat, boot_nodestats);
>  
>  static void __build_all_zonelists(void *data)
>  {
> -- 
> 2.23.0
> 

-- 
Oscar Salvador
SUSE Labs