linux-kernel - Re: [PATCH v2 01/46] mm: Add folio_to

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Message-ID: <YNLno34yXpRNnMRj@infradead.org>
Date:   Wed, 23 Jun 2021 08:49:55 +0100
From:   Christoph Hellwig <hch@...radead.org>
To:     "Matthew Wilcox (Oracle)" <willy@...radead.org>
Cc:     akpm@...ux-foundation.org, linux-fsdevel@...r.kernel.org,
        linux-mm@...ck.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2 01/46] mm: Add folio_to_pfn()

On Tue, Jun 22, 2021 at 01:15:06PM +0100, Matthew Wilcox (Oracle) wrote:
> The pfn of a folio is the pfn of its head page.
> 
> Signed-off-by: Matthew Wilcox (Oracle) <willy@...radead.org>

Maybe add a kerneldoc comment stating that?