mm: move get_page_from_free_area() to mm/page_alloc.c

The get_page_from_free_area() helper is only used in mm/page_alloc.c so
move it there to reduce noise in include/linux/mmzone.h

Link: https://lkml.kernel.org/r/20230319114214.2133332-1-rppt@kernel.org
Signed-off-by: Mike Rapoport (IBM) <rppt@kernel.org>
Reviewed-by: Lorenzo Stoakes <lstoakes@gmail.com>
Acked-by: Kirill A. Shutemov <kirill.shutemov@linux.intel.com>
Reviewed-by: Matthew Wilcox (Oracle) <willy@infradead.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>

1 files changed, 0 insertions, 7 deletions

diff --git a/include/linux/mmzone.h b/include/linux/mmzone.h
index 35b11cc210d9..2d3d78d01283 100644
--- a/include/linux/mmzone.h
+++ b/include/linux/mmzone.h
@@ -108,13 +108,6 @@ struct free_area {
 	unsigned long		nr_free;
 };
 
-static inline struct page *get_page_from_free_area(struct free_area *area,
-					    int migratetype)
-{
-	return list_first_entry_or_null(&area->free_list[migratetype],
-					struct page, lru);
-}
-
 static inline bool free_area_empty(struct free_area *area, int migratetype)
 {
 	return list_empty(&area->free_list[migratetype]);