[PATCH 1/2] mm: move page_rmapping() and page_anon_vma() to mm/internal.h

From: Mike Rapoport
Date: Mon Apr 05 2021 - 11:14:11 EST


From: Mike Rapoport <rppt@xxxxxxxxxxxxx>

The functions page_rmapping() and page_anon_vma() are not used outside core
mm. Move their declaration from include/linux/mm.h to mm/internal.h

Signed-off-by: Mike Rapoport <rppt@xxxxxxxxxxxxx>
---
include/linux/mm.h | 2 --
mm/internal.h | 3 +++
2 files changed, 3 insertions(+), 2 deletions(-)

diff --git a/include/linux/mm.h b/include/linux/mm.h
index 8ec63f37a78d..74a05dbdcc19 100644
--- a/include/linux/mm.h
+++ b/include/linux/mm.h
@@ -1619,8 +1619,6 @@ void page_address_init(void);
#define page_address_init() do { } while(0)
#endif

-extern void *page_rmapping(struct page *page);
-extern struct anon_vma *page_anon_vma(struct page *page);
extern struct address_space *page_mapping(struct page *page);

extern struct address_space *__page_file_mapping(struct page *);
diff --git a/mm/internal.h b/mm/internal.h
index 547a8d7f0cbb..77e0b726eef3 100644
--- a/mm/internal.h
+++ b/mm/internal.h
@@ -358,6 +358,9 @@ void __vma_link_list(struct mm_struct *mm, struct vm_area_struct *vma,
struct vm_area_struct *prev);
void __vma_unlink_list(struct mm_struct *mm, struct vm_area_struct *vma);

+void *page_rmapping(struct page *page);
+struct anon_vma *page_anon_vma(struct page *page);
+
#ifdef CONFIG_MMU
extern long populate_vma_page_range(struct vm_area_struct *vma,
unsigned long start, unsigned long end, int *nonblocking);
--
2.28.0