Commit be6e57cf authored by David Hildenbrand's avatar David Hildenbrand Committed by Andrew Morton
Browse files

mm/rmap: remove page_add_file_rmap() 

All users are gone, let's remove it.

Link: https://lkml.kernel.org/r/20231220224504.646757-13-david@redhat.com


Signed-off-by: default avatarDavid Hildenbrand <david@redhat.com>
Reviewed-by: default avatarYin Fengwei <fengwei.yin@intel.com>
Reviewed-by: default avatarRyan Roberts <ryan.roberts@arm.com>
Cc: Hugh Dickins <hughd@google.com>
Cc: Matthew Wilcox (Oracle) <willy@infradead.org>
Cc: Muchun Song <muchun.song@linux.dev>
Cc: Muchun Song <songmuchun@bytedance.com>
Cc: Peter Xu <peterx@redhat.com>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
parent 7123e19c

include/linux/rmap.h

+0 −2
Original line number Diff line number Diff line
@@ -237,8 +237,6 @@ void page_add_anon_rmap(struct page *, struct vm_area_struct *, 
		unsigned long address, rmap_t flags);

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) \

mm/rmap.c

+0 −21
Original line number Diff line number Diff line
@@ -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