Will soon have a thid user.
Signed-off-by: Avi Kivity <[EMAIL PROTECTED]>
---
drivers/kvm/kvm.h | 1 +
drivers/kvm/kvm_main.c | 11 +++++++++++
drivers/kvm/svm.c | 7 +------
drivers/kvm/vmx.c | 7 +------
4 files changed, 14 insertions(+), 12 deletions(-)
diff --git a/drivers/kvm/kvm.h b/drivers/kvm/kvm.h
index e665f55..ac358b8 100644
--- a/drivers/kvm/kvm.h
+++ b/drivers/kvm/kvm.h
@@ -504,6 +504,7 @@ int kvm_setup_pio(struct kvm_vcpu *vcpu, struct kvm_run
*run, int in,
int size, unsigned long count, int string, int down,
gva_t address, int rep, unsigned port);
void kvm_emulate_cpuid(struct kvm_vcpu *vcpu);
+int kvm_emulate_halt(struct kvm_vcpu *vcpu);
int emulate_invlpg(struct kvm_vcpu *vcpu, gva_t address);
int emulate_clts(struct kvm_vcpu *vcpu);
int emulator_get_dr(struct x86_emulate_ctxt* ctxt, int dr,
diff --git a/drivers/kvm/kvm_main.c b/drivers/kvm/kvm_main.c
index 230b25a..5564169 100644
--- a/drivers/kvm/kvm_main.c
+++ b/drivers/kvm/kvm_main.c
@@ -1285,6 +1285,17 @@ int emulate_instruction(struct kvm_vcpu *vcpu,
}
EXPORT_SYMBOL_GPL(emulate_instruction);
+int kvm_emulate_halt(struct kvm_vcpu *vcpu)
+{
+ if (vcpu->irq_summary)
+ return 1;
+
+ vcpu->run->exit_reason = KVM_EXIT_HLT;
+ ++vcpu->stat.halt_exits;
+ return 0;
+}
+EXPORT_SYMBOL_GPL(kvm_emulate_halt);
+
int kvm_hypercall(struct kvm_vcpu *vcpu, struct kvm_run *run)
{
unsigned long nr, a0, a1, a2, a3, a4, a5, ret;
diff --git a/drivers/kvm/svm.c b/drivers/kvm/svm.c
index ec040e2..70f386e 100644
--- a/drivers/kvm/svm.c
+++ b/drivers/kvm/svm.c
@@ -1115,12 +1115,7 @@ static int halt_interception(struct kvm_vcpu *vcpu,
struct kvm_run *kvm_run)
{
vcpu->svm->next_rip = vcpu->svm->vmcb->save.rip + 1;
skip_emulated_instruction(vcpu);
- if (vcpu->irq_summary)
- return 1;
-
- kvm_run->exit_reason = KVM_EXIT_HLT;
- ++vcpu->stat.halt_exits;
- return 0;
+ return kvm_emulate_halt(vcpu);
}
static int vmmcall_interception(struct kvm_vcpu *vcpu, struct kvm_run *kvm_run)
diff --git a/drivers/kvm/vmx.c b/drivers/kvm/vmx.c
index a534e6f..90abd3c 100644
--- a/drivers/kvm/vmx.c
+++ b/drivers/kvm/vmx.c
@@ -1896,12 +1896,7 @@ static int handle_interrupt_window(struct kvm_vcpu *vcpu,
static int handle_halt(struct kvm_vcpu *vcpu, struct kvm_run *kvm_run)
{
skip_emulated_instruction(vcpu);
- if (vcpu->irq_summary)
- return 1;
-
- kvm_run->exit_reason = KVM_EXIT_HLT;
- ++vcpu->stat.halt_exits;
- return 0;
+ return kvm_emulate_halt(vcpu);
}
static int handle_vmcall(struct kvm_vcpu *vcpu, struct kvm_run *kvm_run)
--
1.5.0.6
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