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authorMarcel Ziswiler <marcel.ziswiler@toradex.com>2019-03-28 11:16:26 +0100
committerMarcel Ziswiler <marcel.ziswiler@toradex.com>2019-03-28 11:16:26 +0100
commit6f01eb5bf8e8110ab5f3a8e7b0f3abf19a205e4b (patch)
tree4b3147335ed97e4b487fd84bcb7a959a38d9656e /arch/s390/kernel/early.c
parent8f234193b8cc35c44614e4a4b05f2d920ff562e4 (diff)
parent6b50202a4d53bf527c640467bcff68b50a5e38a2 (diff)
Merge tag 'v4.4.177' into toradex_vf_4.4-nextColibri-VF_LXDE-Image_2.8b6.183-20190331
This is the 4.4.177 stable release
Diffstat (limited to 'arch/s390/kernel/early.c')
-rw-r--r--arch/s390/kernel/early.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/s390/kernel/early.c b/arch/s390/kernel/early.c
index 8eccead675d4..cc7b450a7766 100644
--- a/arch/s390/kernel/early.c
+++ b/arch/s390/kernel/early.c
@@ -224,10 +224,10 @@ 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;
}