KVM: VMX: Force vm86 mode if setting flags during real mode



When resetting from userspace, we need to handle the flags being cleared
even after we are in real mode.

Signed-off-by: Avi Kivity <avi@qumranet.com>

parent a012e65a

drivers/kvm/vmx.c

+2 −0

Original line number	Diff line number	Diff line
		@@ -523,6 +523,8 @@ static unsigned long vmx_get_rflags(struct kvm_vcpu *vcpu)

		static void vmx_set_rflags(struct kvm_vcpu *vcpu, unsigned long rflags)
		{
		if (vcpu->rmode.active)
		rflags \|= IOPL_MASK \| X86_EFLAGS_VM;
		vmcs_writel(GUEST_RFLAGS, rflags);
		}