| From | "Matthew Wilcox (Oracle)" <> | Subject | [PATCH v9 21/96] mm/filemap: Add folio_offset and folio_file_offset | Date | Wed, 5 May 2021 16:05:13 +0100 |
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These are just wrappers around their page counterpart.
Signed-off-by: Matthew Wilcox (Oracle) <willy@infradead.org> Reviewed-by: Christoph Hellwig <hch@lst.de> Acked-by: Jeff Layton <jlayton@kernel.org> --- include/linux/pagemap.h | 10 ++++++++++ 1 file changed, 10 insertions(+)
diff --git a/include/linux/pagemap.h b/include/linux/pagemap.h index 5ccc73c760b1..2df82e356821 100644 --- a/include/linux/pagemap.h +++ b/include/linux/pagemap.h @@ -634,6 +634,16 @@ static inline loff_t page_file_offset(struct page *page) return ((loff_t)page_index(page)) << PAGE_SHIFT; } +static inline loff_t folio_offset(struct folio *folio) +{ + return page_offset(&folio->page); +} + +static inline loff_t folio_file_offset(struct folio *folio) +{ + return page_file_offset(&folio->page); +} + extern pgoff_t linear_hugepage_index(struct vm_area_struct *vma, unsigned long address); -- 2.30.2
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