[PATCH v1 12/39] mm/rmap: remove page_add_file_rmap()

David Hildenbrand
2023-12-11T15:57:52Z

All users are gone, let's remove it.

Reviewed-by: Yin Fengwei <fengwei.yin@intel.com>
Signed-off-by: David Hildenbrand <david@redhat.com>
---
include/linux/rmap.h | 2 --
mm/rmap.c | 21 ---------------------
2 files changed, 23 deletions(-)

diff --git a/include/linux/rmap.h b/include/linux/rmap.h
index 1753900f4aed..7198905dc8be 100644
--- a/include/linux/rmap.h
+++ b/include/linux/rmap.h
@@ -240,8 +240,6 @@ void page_add_new_anon_rmap(struct page *, struct vm_area_struct *,
unsigned long address);
void folio_add_new_anon_rmap(struct folio *, struct vm_area_struct *,
unsigned long address);
-void page_add_file_rmap(struct page *, struct vm_area_struct *,
- bool compound);
void folio_add_file_rmap_ptes(struct folio *, struct page *, int nr_pages,
struct vm_area_struct *);
#define folio_add_file_rmap_pte(folio, page, vma) \
diff --git a/mm/rmap.c b/mm/rmap.c
index 4f30930a1162..2ff2f11275e5 100644
--- a/mm/rmap.c
+++ b/mm/rmap.c
@@ -1467,27 +1467,6 @@ void folio_add_file_rmap_pmd(struct folio *folio, struct page *page,
#endif
}

-/**
- * page_add_file_rmap - add pte mapping to a file page
- * @page: the page to add the mapping to
- * @vma: the vm area in which the mapping is added
- * @compound: charge the page as compound or small page
- *
- * The caller needs to hold the pte lock.
- */
-void page_add_file_rmap(struct page *page, struct vm_area_struct *vma,
- bool compound)
-{
- struct folio *folio = page_folio(page);
-
- VM_WARN_ON_ONCE_PAGE(compound && !PageTransHuge(page), page);
-
- if (likely(!compound))
- folio_add_file_rmap_pte(folio, page, vma);
- else
- folio_add_file_rmap_pmd(folio, page, vma);
-}
-
/**
* page_remove_rmap - take down pte mapping from a page
* @page: page to remove mapping from
--
2.43.0