1 files changed, 2 insertions, 0 deletions

diff --git a/kernel/fork.c b/kernel/fork.c
index 6af959c034d8..ffccefb28b6a 100644
--- a/kernel/fork.c
+++ b/kernel/fork.c
@@ -286,6 +286,8 @@ static inline int dup_mmap(struct mm_struct *mm, struct mm_struct *oldmm)
                 if (retval)
                         goto out;
         }
+        /* a new mm has just been created */
+        arch_dup_mmap(oldmm, mm);
         retval = 0;
 out:
         up_write(&mm->mmap_sem);