diff options
Diffstat (limited to 'arch/s390/kernel/early.c')
| -rw-r--r-- | arch/s390/kernel/early.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/arch/s390/kernel/early.c b/arch/s390/kernel/early.c index 540a67f979b..68ec4083bf7 100644 --- a/arch/s390/kernel/early.c +++ b/arch/s390/kernel/early.c @@ -144,6 +144,10 @@ static noinline __init void detect_machine_type(void) /* Running on a P/390 ? */ if (cpuinfo->cpu_id.machine == 0x7490) machine_flags |= 4; + + /* Running under KVM ? */ + if (cpuinfo->cpu_id.version == 0xfe) + machine_flags |= 64; } #ifdef CONFIG_64BIT |