1 files changed, 5 insertions, 1 deletions

diff --git a/mm/util.c b/mm/util.c
index c55e26b17d93..13467e043e9e 100644
--- a/mm/util.c
+++ b/mm/util.c
@@ -355,12 +355,16 @@ unsigned long vm_mmap_pgoff(struct file *file, unsigned long addr,
 {
         unsigned long ret;
         struct mm_struct *mm = current->mm;
+        bool populate;
 
         ret = security_mmap_file(file, prot, flag);
         if (!ret) {
                 down_write(&mm->mmap_sem);
-                ret = do_mmap_pgoff(file, addr, len, prot, flag, pgoff);
+                ret = do_mmap_pgoff(file, addr, len, prot, flag, pgoff,
+                                    &populate);
                 up_write(&mm->mmap_sem);
+                if (!IS_ERR_VALUE(ret) && populate)
+                        mm_populate(ret, len);
         }
         return ret;
 }