@@ -386,17 +386,14 @@ struct page *find_get_incore_page(struct address_space *mapping, pgoff_t index)
{
swp_entry_t swp;
struct swap_info_struct *si;
- struct page *page = pagecache_get_page(mapping, index,
- FGP_ENTRY | FGP_HEAD, 0);
+ struct folio *folio = __filemap_get_folio(mapping, index, FGP_ENTRY, 0);
- if (!page)
- return page;
- if (!xa_is_value(page))
- return find_subpage(page, index);
+ if (!xa_is_value(folio))
+ goto out;
if (!shmem_mapping(mapping))
return NULL;
- swp = radix_to_swp_entry(page);
+ swp = radix_to_swp_entry(folio);
/* There might be swapin error entries in shmem mapping. */
if (non_swap_entry(swp))
return NULL;
@@ -404,9 +401,13 @@ struct page *find_get_incore_page(struct address_space *mapping, pgoff_t index)
si = get_swap_device(swp);
if (!si)
return NULL;
- page = find_get_page(swap_address_space(swp), swp_offset(swp));
+ index = swp_offset(swp);
+ folio = filemap_get_folio(swap_address_space(swp), index);
put_swap_device(si);
- return page;
+out:
+ if (!folio)
+ return NULL;
+ return folio_file_page(folio, index);
}
struct page *__read_swap_cache_async(swp_entry_t entry, gfp_t gfp_mask,
Eliminates a use of FGP_HEAD and saves 35 bytes of text. Signed-off-by: Matthew Wilcox (Oracle) <willy@infradead.org> --- mm/swap_state.c | 19 ++++++++++--------- 1 file changed, 10 insertions(+), 9 deletions(-)