mm: Add folio_pincount_ptr()

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This is the folio equivalent of compound_pincount_ptr().

Signed-off-by: Matthew Wilcox (Oracle) <willy@infradead.org>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: John Hubbard <jhubbard@nvidia.com>
Reviewed-by: Jason Gunthorpe <jgg@nvidia.com>
Reviewed-by: William Kucharski <william.kucharski@oracle.com>

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Matthew Wilcox (Oracle) 2021-12-27 18:28:58 -05:00

parent 5232c63f46

commit 3d11b225ae

1 changed files with 5 additions and 0 deletions

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include/linux/mm.h

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