Commit 849ad04c authored by Al Viro's avatar Al Viro
Browse files

new helper: put_and_unmap_page() 



kunmap_local() + put_page(), as done by e.g. ext2 directory handling.

Signed-off-by: default avatarAl Viro <viro@zeniv.linux.org.uk>
parent fe15c26e

include/linux/highmem.h

+6 −0
Original line number Diff line number Diff line
@@ -481,4 +481,10 @@ static inline void folio_zero_range(struct folio *folio, 
	zero_user_segments(&folio->page, start, start + length, 0, 0);

}



static inline void put_and_unmap_page(struct page *page, void *addr)

{

	kunmap_local(addr);

	put_page(page);

}



#endif /* _LINUX_HIGHMEM_H */