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KVM: Emulate hlt on real mode for Intel

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This has two use cases: the bios can't boot from disk, and guest smp
bootstrap.

Signed-off-by: Avi Kivity <avi@qumranet.com>
This commit is contained in:
Avi Kivity
2007-06-05 16:15:51 +03:00
parent d3bef15f84
commit 72d6e5a08a
3 changed files with 12 additions and 2 deletions
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7
drivers/kvm/vmx.c
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@@ -1608,8 +1608,13 @@ static int handle_exception(struct kvm_vcpu *vcpu, struct kvm_run *kvm_run)
if (vcpu->rmode.active &&
handle_rmode_exception(vcpu, intr_info & INTR_INFO_VECTOR_MASK,
error_code))
error_code)) {
if (vcpu->halt_request) {
vcpu->halt_request = 0;
return kvm_emulate_halt(vcpu);
}
return 1;
}
if ((intr_info & (INTR_INFO_INTR_TYPE_MASK | INTR_INFO_VECTOR_MASK)) == (INTR_TYPE_EXCEPTION | 1)) {
kvm_run->exit_reason = KVM_EXIT_DEBUG;