Re: [PATCH v2 1/7] s390/kvm: Support for I/O interrupts.

Avi Kivity
2012-09-05T07:28:53Z

On 09/04/2012 06:13 PM, Cornelia Huck wrote:
> Add support for handling I/O interrupts (standard, subchannel-related
> ones and rudimentary adapter interrupts).
>
> The subchannel-identifying parameters are encoded into the interrupt
> type.
>
> I/O interrupts are floating, so they can't be injected on a specific
> vcpu.
>
> diff --git a/include/linux/kvm.h b/include/linux/kvm.h
> index d808694..5a36e65 100644
> --- a/include/linux/kvm.h
> +++ b/include/linux/kvm.h
> @@ -396,6 +396,12 @@ struct kvm_s390_psw {
> #define KVM_S390_INT_SERVICE 0xffff2401u
> #define KVM_S390_INT_EMERGENCY 0xffff1201u
> #define KVM_S390_INT_EXTERNAL_CALL 0xffff1202u
> +#define KVM_S390_INT_IO(ai,cssid,ssid,schid) \
> + (((schid)) | \
> + ((ssid) << 16) | \
> + ((cssid) << 18) | \
> + ((ai) << 26))
> +
>

Documentation?

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error compiling committee.c: too many arguments to function