Re: [PATCH v2 01/46] mm: Add folio_to_pfn()

From: Christoph Hellwig
Date: Wed Jun 23 2021 - 03:51:19 EST

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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@xxxxxxxxxxxxx>

Maybe add a kerneldoc comment stating that?

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