1 files changed, 2 insertions, 0 deletions

diff --git a/arch/s390/kernel/early.c b/arch/s390/kernel/early.c
index 7f4717675c1..00d11444506 100644
--- a/arch/s390/kernel/early.c
+++ b/arch/s390/kernel/early.c
@@ -388,6 +388,8 @@ static __init void detect_machine_facilities(void)
                 S390_lowcore.machine_flags |= MACHINE_FLAG_SPP;
         if (test_facility(50) && test_facility(73))
                 S390_lowcore.machine_flags |= MACHINE_FLAG_TE;
+        if (test_facility(66))
+                S390_lowcore.machine_flags |= MACHINE_FLAG_RRBM;
 #endif
 }