[08/29] nVMX: Fix local_vcpus_link handling

Commit Message

Nadav Har'El Jan. 27, 2011, 8:33 a.m. UTC

None

Patch

--- .before/arch/x86/kvm/vmx.c	2011-01-26 18:06:03.000000000 +0200
+++ .after/arch/x86/kvm/vmx.c	2011-01-26 18:06:03.000000000 +0200
@@ -616,7 +616,9 @@  static void __vcpu_clear(void *arg)
 		vmcs_clear(vmx->vmcs);
 	if (per_cpu(current_vmcs, cpu) == vmx->vmcs)
 		per_cpu(current_vmcs, cpu) = NULL;
-	list_del(&vmx->local_vcpus_link);
+	/* TODO: currently, local_vcpus_link is just for L1 VMCSs */
+	if (!is_guest_mode(&vmx->vcpu))
+		list_del(&vmx->local_vcpus_link);
 	vmx->vcpu.cpu = -1;
 	vmx->launched = 0;
 }
@@ -1022,8 +1024,10 @@  static void vmx_vcpu_load(struct kvm_vcp
 
 		kvm_make_request(KVM_REQ_TLB_FLUSH, vcpu);
 		local_irq_disable();
-		list_add(&vmx->local_vcpus_link,
-			 &per_cpu(vcpus_on_cpu, cpu));
+		/* TODO: currently, local_vcpus_link is just for L1 VMCSs */
+		if (!is_guest_mode(&vmx->vcpu))
+			list_add(&vmx->local_vcpus_link,
+				 &per_cpu(vcpus_on_cpu, cpu));
 		local_irq_enable();
 
 		/*
@@ -1647,7 +1651,9 @@  static void vmclear_local_vcpus(void)
 
 	list_for_each_entry_safe(vmx, n, &per_cpu(vcpus_on_cpu, cpu),
 				 local_vcpus_link)
-		__vcpu_clear(vmx);
+		/* TODO: currently, local_vcpus_link is just for L1 VMCSs */
+		if (!is_guest_mode(&vmx->vcpu))
+			__vcpu_clear(vmx);
 }