Re: [PATCH] [RESEND] VT-d: Support multiple device assignment to one guest

[Avi Kivity <avi@redhat.com>]

Zhang, Xiantao wrote:
> Han, Weidong wrote:
>   
>>  #ifdef CONFIG_DMAR
>>  int intel_iommu_found(void);
>> diff --git a/include/linux/kvm_host.h b/include/linux/kvm_host.h
>> index 73b7c52..7a3e1b6 100644
>> --- a/include/linux/kvm_host.h
>> +++ b/include/linux/kvm_host.h
>> @@ -293,6 +293,11 @@ struct kvm_irq_ack_notifier {
>>  	void (*irq_acked)(struct kvm_irq_ack_notifier *kian);
>>  };
>>
>> +struct kvm_vtd_domain {
>> +	int dev_count;			/* number of assigned devices */
>>     
>
> Atomic operations are needed for this field? 
>   

Probably not, since it is protected by the kvm lock.

-- 
error compiling committee.c: too many arguments to function