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-rw-r--r--arch/s390/kernel/early.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/s390/kernel/early.c b/arch/s390/kernel/early.c
index 37394b3413e2..c9ffe0025197 100644
--- a/arch/s390/kernel/early.c
+++ b/arch/s390/kernel/early.c
@@ -390,6 +390,8 @@ static __init void detect_machine_facilities(void)
S390_lowcore.machine_flags |= MACHINE_FLAG_MVCOS;
if (test_facility(40))
S390_lowcore.machine_flags |= MACHINE_FLAG_SPP;
+ if (test_facility(25))
+ S390_lowcore.machine_flags |= MACHINE_FLAG_STCKF;
#endif
}