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-rw-r--r--arch/s390/kernel/early.c6
1 files changed, 2 insertions, 4 deletions
diff --git a/arch/s390/kernel/early.c b/arch/s390/kernel/early.c
index af5c2b3f7065..d6edf45f93b9 100644
--- a/arch/s390/kernel/early.c
+++ b/arch/s390/kernel/early.c
@@ -63,10 +63,10 @@ static noinline __init void detect_machine_type(void)
if (stsi(vmms, 3, 2, 2) || !vmms->count)
return;
- /* Running under KVM? If not we assume z/VM */
+ /* Detect known hypervisors */
if (!memcmp(vmms->vm[0].cpi, "\xd2\xe5\xd4", 3))
S390_lowcore.machine_flags |= MACHINE_FLAG_KVM;
- else
+ else if (!memcmp(vmms->vm[0].cpi, "\xa9\x61\xe5\xd4", 4))
S390_lowcore.machine_flags |= MACHINE_FLAG_VM;
}
@@ -164,8 +164,6 @@ static noinline __init void setup_lowcore_early(void)
static noinline __init void setup_facility_list(void)
{
- stfle(S390_lowcore.stfle_fac_list,
- ARRAY_SIZE(S390_lowcore.stfle_fac_list));
memcpy(S390_lowcore.alt_stfle_fac_list,
S390_lowcore.stfle_fac_list,
sizeof(S390_lowcore.alt_stfle_fac_list));