[PATCH v6 14/27] mm: Add folio_mapcount

[Christoph Hellwig]

On Wed, Mar 31, 2021 at 07:47:15PM +0100, Matthew Wilcox (Oracle) wrote:
> This is the folio equivalent of page_mapcount().
> 
> Signed-off-by: Matthew Wilcox (Oracle) <willy at infradead.org>

Looks good,

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