Re: [PATCH] KVM: x86: don't hold kvm->lock in KVM_SET_GSI_ROUTING

["Radim Krčmář" <rkrcmar@redhat.com>]

2017-04-26 10:40+0200, David Hildenbrand:
> On 25.04.2017 21:59, Radim Krčmář wrote:
>> 2017-04-25 21:03+0200, David Hildenbrand:
>>> diff --git a/include/linux/kvm_host.h b/include/linux/kvm_host.h
>>> @@ -504,6 +504,7 @@ void vcpu_put(struct kvm_vcpu *vcpu);
>>>  #ifdef __KVM_HAVE_IOAPIC
>>>  void kvm_arch_post_irq_ack_notifier_list_update(struct kvm *kvm);
>>>  void kvm_arch_post_irq_routing_update(struct kvm *kvm);
>>> +bool kvm_arch_can_set_irq_routing(struct kvm *kvm);
>> 
>> (A nitpick: it might be useful even without __KVM_HAVE_IOAPIC so weak
>>  linking would probably be cleaner for a slow path.)
>> 
>>>  #else
>>>  static inline void kvm_arch_post_irq_ack_notifier_list_update(struct kvm *kvm)
>>>  {
>>> @@ -511,6 +512,10 @@ static inline void kvm_arch_post_irq_ack_notifier_list_update(struct kvm *kvm)
>>>  static inline void kvm_arch_post_irq_routing_update(struct kvm *kvm)
>>>  {
>>>  }
>>> +static bool kvm_arch_can_set_irq_routing(struct kvm *kvm)
>>> +{
>>> +	return true;
>>> +}
>>>  #endif
>>>  
> 
> Makes sense, shall I resend or can you fix that up when applying?

Please send a v2, it's going to be automatically compile-tested on all
arches that way. :)