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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: David Hildenbrand <david@redhat.com>
Reviewed-by: Yin Fengwei <fengwei.yin@intel.com>
Reviewed-by: Ryan 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: Andrew Morton <akpm@linux-foundation.org>
This commit is contained in:
David Hildenbrand 2023-12-20 23:44:36 +01:00 committed by Andrew Morton
parent 7123e19c3c
commit be6e57cfab
2 changed files with 0 additions and 23 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
include/linux/rmap.h
View File

@ -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) \

21
mm/rmap.c
View File

@ -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