1 files changed, 6 insertions, 1 deletions

diff --git a/mm/internal.h b/mm/internal.h
index a25424a24e0c..e067984bafa0 100644
--- a/mm/internal.h
+++ b/mm/internal.h
@@ -201,7 +201,12 @@ static inline int mlocked_vma_newpage(struct vm_area_struct *vma,
                 return 0;
 
         if (!TestSetPageMlocked(page)) {
-                mod_zone_page_state(page_zone(page), NR_MLOCK,
+                /*
+                 * We use the irq-unsafe __mod_zone_page_stat because this
+                 * counter is not modified from interrupt context, and the pte
+                 * lock is held(spinlock), which implies preemption disabled.
+                 */
+                __mod_zone_page_state(page_zone(page), NR_MLOCK,
                                     hpage_nr_pages(page));
                 count_vm_event(UNEVICTABLE_PGMLOCKED);
         }