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

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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>
This commit is contained in:
Avi Kivity 2007-10-16 19:06:15 +02:00
parent a012e65aee
commit 78f7826868
1 changed files with 2 additions and 0 deletions
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2
drivers/kvm/vmx.c
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@ -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) 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); vmcs_writel(GUEST_RFLAGS, rflags);
} }