diff --git a/man/systemd-detect-virt.xml b/man/systemd-detect-virt.xml
index dc10b4dd430..72ea35892ff 100644
--- a/man/systemd-detect-virt.xml
+++ b/man/systemd-detect-virt.xml
@@ -96,7 +96,8 @@
kvm
- Linux KVM kernel virtual machine, from within QEMU
+ Linux KVM kernel virtual machine, with whatever software, except
+ Oracle Virtualbox
@@ -116,7 +117,8 @@
oracle
- Oracle VM VirtualBox (historically marketed by innotek and Sun Microsystems)
+ Oracle VM VirtualBox (historically marketed by innotek and Sun Microsystems),
+ for legacy and KVM hypervisor
diff --git a/src/basic/virt.c b/src/basic/virt.c
index 0fbbdea6029..830dc655e38 100644
--- a/src/basic/virt.c
+++ b/src/basic/virt.c
@@ -316,31 +316,29 @@ static int detect_vm_zvm(void) {
/* Returns a short identifier for the various VM implementations */
int detect_vm(void) {
static thread_local int cached_found = _VIRTUALIZATION_INVALID;
- int r, cpuid;
+ int r, dmi;
if (cached_found >= 0)
return cached_found;
/* We have to use the correct order here:
*
- * -> First try to detect qemu/kvm and return 'kvm'.
- * -> Some virtualization technologies do use KVM hypervisor but are
- * expected to be detected as something else. Virtualbox since
- * version 5.0 is an example. So detect DMI next.
- * -> Get infos from CPUID third. */
+ * -> First try to detect Oracle Virtualbox, even if it uses KVM.
+ * -> Second try to detect from cpuid, this will report KVM for
+ * whatever software is used even if info in dmi is overwritten.
+ * -> Third try to detect from dmi. */
- cpuid = detect_vm_cpuid();
- r = detect_vm_dmi();
-
- if (r == VIRTUALIZATION_QEMU && cpuid == VIRTUALIZATION_KVM)
- return cpuid;
+ dmi = detect_vm_dmi();
+ if (dmi == VIRTUALIZATION_ORACLE)
+ return dmi;
+ r = detect_vm_cpuid();
if (r < 0)
return r;
if (r != VIRTUALIZATION_NONE)
goto finish;
- r = cpuid;
+ r = dmi;
if (r < 0)
return r;
if (r != VIRTUALIZATION_NONE)