[PATCH v6 27/27] mm/filemap: Convert page wait queues to be folios

[Christoph Hellwig]

On Wed, Mar 31, 2021 at 07:47:28PM +0100, Matthew Wilcox (Oracle) wrote:
> Reinforce that if we're waiting for a bit in a struct page, that's
> actually in the head page by changing the type from page to folio.
> Increases the size of cachefiles by two bytes, but the kernel core
> is unchanged in size.

Looks good,

Reviewed-by: Christoph Hellwig <hch at lst.de>