1 files changed, 7 insertions, 3 deletions

diff --git a/mm/mprotect.c b/mm/mprotect.c
index a597f2ffcd6f..26667971c824 100644
--- a/mm/mprotect.c
+++ b/mm/mprotect.c
@@ -112,6 +112,7 @@ static inline unsigned long change_pmd_range(struct vm_area_struct *vma,
         pmd_t *pmd;
         unsigned long next;
         unsigned long pages = 0;
+        unsigned long nr_huge_updates = 0;
 
         pmd = pmd_offset(pud, addr);
         do {
@@ -126,9 +127,10 @@ static inline unsigned long change_pmd_range(struct vm_area_struct *vma,
                                                 newprot, prot_numa);
 
                                 if (nr_ptes) {
-                                        if (nr_ptes == HPAGE_PMD_NR)
-                                                pages++;
-
+                                        if (nr_ptes == HPAGE_PMD_NR) {
+                                                pages += HPAGE_PMD_NR;
+                                                nr_huge_updates++;
+                                        }
                                         continue;
                                 }
                         }
@@ -141,6 +143,8 @@ static inline unsigned long change_pmd_range(struct vm_area_struct *vma,
                 pages += this_pages;
         } while (pmd++, addr = next, addr != end);
 
+        if (nr_huge_updates)
+                count_vm_numa_events(NUMA_HUGE_PTE_UPDATES, nr_huge_updates);
         return pages;
 }