netdev - Re: [PATCH v1 15/36] fs: hugetlbfs: remove nth_page() usage within folio in adjust_range

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Message-ID: <1d74a0e2-51ff-462f-8f3c-75639fd21221@lucifer.local>
Date: Thu, 28 Aug 2025 16:45:36 +0100
From: Lorenzo Stoakes <lorenzo.stoakes@...cle.com>
To: David Hildenbrand <david@...hat.com>
Cc: linux-kernel@...r.kernel.org, Alexander Potapenko <glider@...gle.com>,
        Andrew Morton <akpm@...ux-foundation.org>,
        Brendan Jackman <jackmanb@...gle.com>,
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Subject: Re: [PATCH v1 15/36] fs: hugetlbfs: remove nth_page() usage within
 folio in adjust_range_hwpoison()

On Thu, Aug 28, 2025 at 12:01:19AM +0200, David Hildenbrand wrote:
> The nth_page() is not really required anymore, so let's remove it.
> While at it, cleanup and simplify the code a bit.

Hm Not sure which bit is the cleanup? Was there meant to be more here or?

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

LGTM, so:

Reviewed-by: Lorenzo Stoakes <lorenzo.stoakes@...cle.com>

> ---
>  fs/hugetlbfs/inode.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/fs/hugetlbfs/inode.c b/fs/hugetlbfs/inode.c
> index 34d496a2b7de6..c5a46d10afaa0 100644
> --- a/fs/hugetlbfs/inode.c
> +++ b/fs/hugetlbfs/inode.c
> @@ -217,7 +217,7 @@ static size_t adjust_range_hwpoison(struct folio *folio, size_t offset,
>  			break;
>  		offset += n;
>  		if (offset == PAGE_SIZE) {
> -			page = nth_page(page, 1);
> +			page++;

LOL at that diff. Great!

>  			offset = 0;
>  		}
>  	}
> --
> 2.50.1
>