Acked-by: Carsten Otte <[EMAIL PROTECTED]>
Zhang, Xiantao wrote:
> From: Zhang Xiantao <[EMAIL PROTECTED]>
> Combine kvm_init and kvm_init_x86 into one function, and will be called
> when arch register.
> Signed-off-by: Zhang Xiantao <[EMAIL PROTECTED]>
> ---
>  drivers/kvm/kvm.h      |    4 +-
>  drivers/kvm/kvm_main.c |   61
> +++++++++++++++++------------------------------
>  drivers/kvm/svm.c      |    4 +-
>  drivers/kvm/vmx.c      |    4 +-
>  4 files changed, 28 insertions(+), 45 deletions(-)
> 
> diff --git a/drivers/kvm/kvm.h b/drivers/kvm/kvm.h
> index 6c797ea..6e1bf8c 100644
> --- a/drivers/kvm/kvm.h
> +++ b/drivers/kvm/kvm.h
> @@ -493,9 +493,9 @@ void vcpu_load(struct kvm_vcpu *vcpu);
>  void vcpu_put(struct kvm_vcpu *vcpu);
>  
>  
> -int kvm_init_x86(struct kvm_x86_ops *ops, unsigned int vcpu_size,
> +int kvm_init(struct kvm_x86_ops *ops, unsigned int vcpu_size,
>                 struct module *module);
> -void kvm_exit_x86(void);
> +void kvm_exit(void);
>  
>  int kvm_mmu_module_init(void);
>  void kvm_mmu_module_exit(void);
> diff --git a/drivers/kvm/kvm_main.c b/drivers/kvm/kvm_main.c
> index 6a109e8..ae7ee77 100644
> --- a/drivers/kvm/kvm_main.c
> +++ b/drivers/kvm/kvm_main.c
> @@ -1470,11 +1470,26 @@ static void kvm_sched_out(struct
> preempt_notifier *pn,
>       kvm_arch_vcpu_put(vcpu);
>  }
>  
> -int kvm_init_x86(struct kvm_x86_ops *ops, unsigned int vcpu_size,
> +int kvm_init(struct kvm_x86_ops *ops, unsigned int vcpu_size,
>                 struct module *module)
>  {
>       int r;
>       int cpu;
> +
> +     r = kvm_mmu_module_init();
> +     if (r)
> +             goto out4;
> +
> +     kvm_init_debug();
> +
> +     kvm_arch_init();
> +
> +     bad_page = alloc_page(GFP_KERNEL | __GFP_ZERO);
> +
> +     if (bad_page == NULL) {
> +             r = -ENOMEM;
> +             goto out;
> +     }
>  
>       if (kvm_x86_ops) {
>               printk(KERN_ERR "kvm: already loaded the other
> module\n");
> @@ -1556,11 +1571,14 @@ out_free_0:
>       kvm_arch_hardware_unsetup();
>  out:
>       kvm_x86_ops = NULL;
> +     kvm_exit_debug();
> +     kvm_mmu_module_exit();
> +out4:
>       return r;
>  }
> -EXPORT_SYMBOL_GPL(kvm_init_x86);
> +EXPORT_SYMBOL_GPL(kvm_init);
>  
> -void kvm_exit_x86(void)
> +void kvm_exit(void)
>  {
>       misc_deregister(&kvm_dev);
>       kmem_cache_destroy(kvm_vcpu_cache);
> @@ -1571,43 +1589,8 @@ void kvm_exit_x86(void)
>       on_each_cpu(hardware_disable, NULL, 0, 1);
>       kvm_arch_hardware_unsetup();
>       kvm_x86_ops = NULL;
> -}
> -EXPORT_SYMBOL_GPL(kvm_exit_x86);
> -
> -static __init int kvm_init(void)
> -{
> -     int r;
> -
> -     r = kvm_mmu_module_init();
> -     if (r)
> -             goto out4;
> -
> -     kvm_init_debug();
> -
> -     kvm_arch_init();
> -
> -     bad_page = alloc_page(GFP_KERNEL | __GFP_ZERO);
> -
> -     if (bad_page == NULL) {
> -             r = -ENOMEM;
> -             goto out;
> -     }
> -
> -     return 0;
> -
> -out:
> -     kvm_exit_debug();
> -     kvm_mmu_module_exit();
> -out4:
> -     return r;
> -}
> -
> -static __exit void kvm_exit(void)
> -{
>       kvm_exit_debug();
>       __free_page(bad_page);
>       kvm_mmu_module_exit();
>  }
> -
> -module_init(kvm_init)
> -module_exit(kvm_exit)
> +EXPORT_SYMBOL_GPL(kvm_exit);
> diff --git a/drivers/kvm/svm.c b/drivers/kvm/svm.c
> index f54b2ea..11a0010 100644
> --- a/drivers/kvm/svm.c
> +++ b/drivers/kvm/svm.c
> @@ -1722,13 +1722,13 @@ static struct kvm_x86_ops svm_x86_ops = {
>  
>  static int __init svm_init(void)
>  {
> -     return kvm_init_x86(&svm_x86_ops, sizeof(struct vcpu_svm),
> +     return kvm_init(&svm_x86_ops, sizeof(struct vcpu_svm),
>                             THIS_MODULE);
>  }
>  
>  static void __exit svm_exit(void)
>  {
> -     kvm_exit_x86();
> +     kvm_exit();
>  }
>  
>  module_init(svm_init)
> diff --git a/drivers/kvm/vmx.c b/drivers/kvm/vmx.c
> index 0f48d23..ecb98c1 100644
> --- a/drivers/kvm/vmx.c
> +++ b/drivers/kvm/vmx.c
> @@ -2623,7 +2623,7 @@ static int __init vmx_init(void)
>       memset(iova, 0xff, PAGE_SIZE);
>       kunmap(vmx_io_bitmap_b);
>  
> -     r = kvm_init_x86(&vmx_x86_ops, sizeof(struct vcpu_vmx),
> THIS_MODULE);
> +     r = kvm_init(&vmx_x86_ops, sizeof(struct vcpu_vmx),
> THIS_MODULE);
>       if (r)
>               goto out1;
>  
> @@ -2644,7 +2644,7 @@ static void __exit vmx_exit(void)
>       __free_page(vmx_io_bitmap_b);
>       __free_page(vmx_io_bitmap_a);
>  
> -     kvm_exit_x86();
> +     kvm_exit();
>  }
>  
>  module_init(vmx_init)


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