diff options
Diffstat (limited to 'include/linux/mm.h')
| -rw-r--r-- | include/linux/mm.h | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/include/linux/mm.h b/include/linux/mm.h index 13b4bd7355c1..20f9287d23a5 100644 --- a/include/linux/mm.h +++ b/include/linux/mm.h @@ -2238,13 +2238,13 @@ static inline int folio_expected_ref_count(const struct folio *folio) const int order = folio_order(folio); int ref_count = 0; - if (WARN_ON_ONCE(folio_test_slab(folio))) + if (WARN_ON_ONCE(page_has_type(&folio->page) && !folio_test_hugetlb(folio))) return 0; - if (folio_test_anon(folio)) { - /* One reference per page from the swapcache. */ - ref_count += folio_test_swapcache(folio) << order; - } else if (!((unsigned long)folio->mapping & PAGE_MAPPING_FLAGS)) { + /* One reference per page from the swapcache. */ + ref_count += folio_test_swapcache(folio) << order; + + if (!folio_test_anon(folio)) { /* One reference per page from the pagecache. */ ref_count += !!folio->mapping << order; /* One reference from PG_private. */ |