linux-kernel - Re: [PATCH] mm: memory-failure: correct HWPOISON

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Date:   Fri, 10 Mar 2023 15:13:35 +0100
From:   David Hildenbrand <david@...hat.com>
To:     Kefeng Wang <wangkefeng.wang@...wei.com>,
        Naoya Horiguchi <naoya.horiguchi@....com>,
        Andrew Morton <akpm@...ux-foundation.org>, linux-mm@...ck.org
Cc:     Miaohe Lin <linmiaohe@...wei.com>, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] mm: memory-failure: correct HWPOISON_INJECT config

On 10.03.23 14:38, Kefeng Wang wrote:
> Use IS_ENABLED(CONFIG_HWPOISON_INJECT) to check whether or not to
> enable HWPoison injector module.
> 
> Signed-off-by: Kefeng Wang <wangkefeng.wang@...wei.com>
> ---
>   mm/memory-failure.c | 2 +-
>   1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/mm/memory-failure.c b/mm/memory-failure.c
> index fae9baf3be16..f761704d27d7 100644
> --- a/mm/memory-failure.c
> +++ b/mm/memory-failure.c
> @@ -168,7 +168,7 @@ static bool page_handle_poison(struct page *page, bool hugepage_or_freepage, boo
>   	return true;
>   }
>   
> -#if defined(CONFIG_HWPOISON_INJECT) || defined(CONFIG_HWPOISON_INJECT_MODULE)
> +#if IS_ENABLED(CONFIG_HWPOISON_INJECT)
>   
>   u32 hwpoison_filter_enable = 0;
>   u32 hwpoison_filter_dev_major = ~0U;

Reviewed-by: David Hildenbrand <david@...hat.com>

-- 
Thanks,

David / dhildenb