Message ID | 20210511214735.1836149-15-willy@infradead.org (mailing list archive) |
---|---|
State | New, archived |
Headers | show |
Series | Memory folios | expand |
On 5/11/21 11:47 PM, Matthew Wilcox (Oracle) wrote: > 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> Acked-by: Vlastimil Babka <vbabka@suse.cz> > --- > include/linux/pagemap.h | 10 ++++++++++ > 1 file changed, 10 insertions(+) > > diff --git a/include/linux/pagemap.h b/include/linux/pagemap.h > index 3b82252d12fc..448a2dfb5ff1 100644 > --- a/include/linux/pagemap.h > +++ b/include/linux/pagemap.h > @@ -558,6 +558,16 @@ 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); > >
diff --git a/include/linux/pagemap.h b/include/linux/pagemap.h index 3b82252d12fc..448a2dfb5ff1 100644 --- a/include/linux/pagemap.h +++ b/include/linux/pagemap.h @@ -558,6 +558,16 @@ 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);