[PATCH, REBASED 3/3] mm: drop PAGE_CACHE_* and page_cache_{get,release} definition

From: Kirill A. Shutemov
Date: Fri Apr 01 2016 - 08:31:08 EST


All users gone. We can remove these macros.

Signed-off-by: Kirill A. Shutemov <kirill.shutemov@xxxxxxxxxxxxxxx>
Acked-by: Michal Hocko <mhocko@xxxxxxxx>
---
include/linux/pagemap.h | 15 ---------------
1 file changed, 15 deletions(-)

diff --git a/include/linux/pagemap.h b/include/linux/pagemap.h
index b3fc0370c14f..7e1ab155c67c 100644
--- a/include/linux/pagemap.h
+++ b/include/linux/pagemap.h
@@ -86,21 +86,6 @@ static inline void mapping_set_gfp_mask(struct address_space *m, gfp_t mask)
(__force unsigned long)mask;
}

-/*
- * The page cache can be done in larger chunks than
- * one page, because it allows for more efficient
- * throughput (it can then be mapped into user
- * space in smaller chunks for same flexibility).
- *
- * Or rather, it _will_ be done in larger chunks.
- */
-#define PAGE_CACHE_SHIFT PAGE_SHIFT
-#define PAGE_CACHE_SIZE PAGE_SIZE
-#define PAGE_CACHE_MASK PAGE_MASK
-#define PAGE_CACHE_ALIGN(addr) (((addr)+PAGE_CACHE_SIZE-1)&PAGE_CACHE_MASK)
-
-#define page_cache_get(page) get_page(page)
-#define page_cache_release(page) put_page(page)
void release_pages(struct page **pages, int nr, bool cold);

/*
--
2.8.0.rc3