From 849ad04cf562ac63b0371a825eed473d84de9c6d Mon Sep 17 00:00:00 2001 From: Al Viro Date: Tue, 7 Mar 2023 01:50:53 -0500 Subject: [PATCH] new helper: put_and_unmap_page() kunmap_local() + put_page(), as done by e.g. ext2 directory handling. Signed-off-by: Al Viro --- include/linux/highmem.h | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/include/linux/highmem.h b/include/linux/highmem.h index b06254e76d99a..8fc10089e19e8 100644 --- a/include/linux/highmem.h +++ b/include/linux/highmem.h @@ -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 */