diff options
Diffstat (limited to 'include/linux/rmap.h')
-rw-r--r-- | include/linux/rmap.h | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/include/linux/rmap.h b/include/linux/rmap.h index 36096ba69bdc..64ae6c4d7272 100644 --- a/include/linux/rmap.h +++ b/include/linux/rmap.h @@ -211,6 +211,13 @@ void hugetlb_add_anon_rmap(struct folio *, struct vm_area_struct *, void hugetlb_add_new_anon_rmap(struct folio *, struct vm_area_struct *, unsigned long address); +static inline void hugetlb_remove_rmap(struct folio *folio) +{ + VM_WARN_ON_FOLIO(!folio_test_hugetlb(folio), folio); + + atomic_dec(&folio->_entire_mapcount); +} + static inline void __page_dup_rmap(struct page *page, bool compound) { if (compound) { |