TSC initialization will soon make use of online_vcpus.
Signed-off-by: Marcelo Tosatti <mtosatti@xxxxxxxxxx>
Index: vsyscall/arch/ia64/kvm/kvm-ia64.c
===================================================================
--- vsyscall.orig/arch/ia64/kvm/kvm-ia64.c
+++ vsyscall/arch/ia64/kvm/kvm-ia64.c
@@ -1330,6 +1330,11 @@ int kvm_arch_vcpu_setup(struct kvm_vcpu
return 0;
}
+int kvm_arch_vcpu_postcreate(struct kvm_vcpu *vcpu)
+{
+ return 0;
+}
+
int kvm_arch_vcpu_ioctl_get_fpu(struct kvm_vcpu *vcpu, struct kvm_fpu *fpu)
{
return -EINVAL;
Index: vsyscall/arch/powerpc/kvm/powerpc.c
===================================================================
--- vsyscall.orig/arch/powerpc/kvm/powerpc.c
+++ vsyscall/arch/powerpc/kvm/powerpc.c
@@ -354,6 +354,11 @@ struct kvm_vcpu *kvm_arch_vcpu_create(st
return vcpu;
}
+void kvm_arch_vcpu_postcreate(struct kvm_vcpu *vcpu)
+{
+ return 0;
+}
+
void kvm_arch_vcpu_free(struct kvm_vcpu *vcpu)
{
/* Make sure we're not using the vcpu anymore */
Index: vsyscall/arch/s390/kvm/kvm-s390.c
===================================================================
--- vsyscall.orig/arch/s390/kvm/kvm-s390.c
+++ vsyscall/arch/s390/kvm/kvm-s390.c
@@ -355,6 +355,11 @@ static void kvm_s390_vcpu_initial_reset(
atomic_set_mask(CPUSTAT_STOPPED, &vcpu->arch.sie_block->cpuflags);
}
+void kvm_arch_vcpu_postcreate(struct kvm_vcpu *vcpu)
+{
+ return 0;
+}
+
int kvm_arch_vcpu_setup(struct kvm_vcpu *vcpu)
{
atomic_set(&vcpu->arch.sie_block->cpuflags, CPUSTAT_ZARCH |
Index: vsyscall/arch/x86/kvm/svm.c
===================================================================
--- vsyscall.orig/arch/x86/kvm/svm.c
+++ vsyscall/arch/x86/kvm/svm.c
@@ -1254,7 +1254,6 @@ static struct kvm_vcpu *svm_create_vcpu(
svm->vmcb_pa = page_to_pfn(page) << PAGE_SHIFT;
svm->asid_generation = 0;
init_vmcb(svm);
- kvm_write_tsc(&svm->vcpu, 0);
err = fx_init(&svm->vcpu);
if (err)
Index: vsyscall/arch/x86/kvm/vmx.c
===================================================================
--- vsyscall.orig/arch/x86/kvm/vmx.c
+++ vsyscall/arch/x86/kvm/vmx.c
@@ -3896,8 +3896,6 @@ static int vmx_vcpu_setup(struct vcpu_vm
vmcs_writel(CR0_GUEST_HOST_MASK, ~0UL);
set_cr4_guest_host_mask(vmx);
- kvm_write_tsc(&vmx->vcpu, 0);
-
return 0;
}
Index: vsyscall/arch/x86/kvm/x86.c
===================================================================
--- vsyscall.orig/arch/x86/kvm/x86.c
+++ vsyscall/arch/x86/kvm/x86.c
@@ -6289,6 +6289,19 @@ int kvm_arch_vcpu_setup(struct kvm_vcpu
return r;
}
+int kvm_arch_vcpu_postcreate(struct kvm_vcpu *vcpu)
+{
+ int r;
+
+ r = vcpu_load(vcpu);
+ if (r)
+ return r;
+ kvm_write_tsc(vcpu, 0);
+ vcpu_put(vcpu);
+
+ return r;
+}
+
void kvm_arch_vcpu_destroy(struct kvm_vcpu *vcpu)
{
int r;
Index: vsyscall/include/linux/kvm_host.h
===================================================================
--- vsyscall.orig/include/linux/kvm_host.h
+++ vsyscall/include/linux/kvm_host.h
@@ -583,6 +583,7 @@ void kvm_arch_vcpu_load(struct kvm_vcpu
void kvm_arch_vcpu_put(struct kvm_vcpu *vcpu);
struct kvm_vcpu *kvm_arch_vcpu_create(struct kvm *kvm, unsigned int id);
int kvm_arch_vcpu_setup(struct kvm_vcpu *vcpu);
+int kvm_arch_vcpu_postcreate(struct kvm_vcpu *vcpu);
void kvm_arch_vcpu_destroy(struct kvm_vcpu *vcpu);
int kvm_arch_vcpu_reset(struct kvm_vcpu *vcpu);
Index: vsyscall/virt/kvm/kvm_main.c
===================================================================
--- vsyscall.orig/virt/kvm/kvm_main.c
+++ vsyscall/virt/kvm/kvm_main.c
@@ -1855,6 +1855,7 @@ static int kvm_vm_ioctl_create_vcpu(stru
atomic_inc(&kvm->online_vcpus);
mutex_unlock(&kvm->lock);
+ kvm_arch_vcpu_postcreate(vcpu);
return r;
unlock_vcpu_destroy:
--
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