linux-kernel - Re: [PATCH v2 2/4] mm/hwpoison: move definitions of num_poisoned_pages

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Date:   Mon, 5 Sep 2022 06:34:26 +0000
From:   HORIGUCHI NAOYA(堀口　直也) 
        <naoya.horiguchi@....com>
To:     Naoya Horiguchi <naoya.horiguchi@...ux.dev>
CC:     "linux-mm@...ck.org" <linux-mm@...ck.org>,
        Andrew Morton <akpm@...ux-foundation.org>,
        Miaohe Lin <linmiaohe@...wei.com>,
        David Hildenbrand <david@...hat.com>,
        Mike Kravetz <mike.kravetz@...cle.com>,
        Yang Shi <shy828301@...il.com>,
        Oscar Salvador <osalvador@...e.de>,
        Muchun Song <songmuchun@...edance.com>,
        Jane Chu <jane.chu@...cle.com>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v2 2/4] mm/hwpoison: move definitions of
 num_poisoned_pages_* to memory-failure.c

On Mon, Sep 05, 2022 at 03:21:35PM +0900, Naoya Horiguchi wrote:
> From: Naoya Horiguchi <naoya.horiguchi@....com>
> 
> These interfaces will be used by drivers/base/core.c by later patch, so as a
> preparatory work move them to more common header file visible to the file.
> 
> Signed-off-by: Naoya Horiguchi <naoya.horiguchi@....com>
> ---
...
> diff --git a/include/linux/mm.h b/include/linux/mm.h
> index 21f8b27bd9fd..b81dd600e51a 100644
> --- a/include/linux/mm.h
> +++ b/include/linux/mm.h
> @@ -3202,6 +3202,10 @@ static inline int __get_huge_page_for_hwpoison(unsigned long pfn, int flags)
>  {
>  	return 0;
>  }
> +
> +static inline void num_poisoned_pages_inc()

Sorry, checkpatch.pl fails on this declaration, I should've give "void"
in the argument. 

+static inline void num_poisoned_pages_inc(void)

- Naoya Horiguchi

> +{
> +}
>  #endif