1 files changed, 1 insertions, 0 deletions

diff --git a/arch/s390/mm/vmem.c b/arch/s390/mm/vmem.c
index e1299d40818d..bcfb70b60be6 100644
--- a/arch/s390/mm/vmem.c
+++ b/arch/s390/mm/vmem.c
@@ -118,6 +118,7 @@ static int vmem_add_mem(unsigned long start, unsigned long size, int ro)
                     !(address & ~PMD_MASK) && (address + PMD_SIZE <= end)) {
                         pmd_val(*pm_dir) = __pa(address) |
                                 _SEGMENT_ENTRY | _SEGMENT_ENTRY_LARGE |
+                                _SEGMENT_ENTRY_YOUNG |
                                 (ro ? _SEGMENT_ENTRY_PROTECT : 0);
                         address += PMD_SIZE;
                         continue;