Set kvm_rebooting when virtualization is disabled in an emergency so that
KVM eats faults on virtualization instructions even if kvm_reboot() isn't
reached.
Signed-off-by: Sean Christopherson <seanjc@xxxxxxxxxx>
---
arch/x86/kvm/svm/svm.c | 2 ++
arch/x86/kvm/vmx/vmx.c | 2 ++
2 files changed, 4 insertions(+)
diff --git a/arch/x86/kvm/svm/svm.c b/arch/x86/kvm/svm/svm.c
index 2aec27b34487..08ed4679903a 100644
--- a/arch/x86/kvm/svm/svm.c
+++ b/arch/x86/kvm/svm/svm.c
@@ -592,6 +592,8 @@ static inline void kvm_cpu_svm_disable(void)
static void svm_emergency_disable(void)
{
+ kvm_rebooting = true;
+
kvm_cpu_svm_disable();
}
diff --git a/arch/x86/kvm/vmx/vmx.c b/arch/x86/kvm/vmx/vmx.c
index 8be99651dcc9..7f8147a7d126 100644
--- a/arch/x86/kvm/vmx/vmx.c
+++ b/arch/x86/kvm/vmx/vmx.c
@@ -770,6 +770,8 @@ static void vmx_emergency_disable(void)
int cpu = raw_smp_processor_id();
struct loaded_vmcs *v;
+ kvm_rebooting = true;
+
list_for_each_entry(v, &per_cpu(loaded_vmcss_on_cpu, cpu),
loaded_vmcss_on_cpu_link)
vmcs_clear(v->vmcs);
--
2.39.0.rc0.267.gcb52ba06e7-goog
