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Date: Wed, 05 Sep 2012 10:28:53 +0300
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Subject: Re: [Qemu-devel] [PATCH v2 1/7] s390/kvm: Support for I/O
	interrupts.
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To: Cornelia Huck <cornelia.huck@de.ibm.com>
Cc: linux-s390 <linux-s390@vger.kernel.org>, Anthony Liguori <aliguori@us.ibm.com>, Rusty Russell <rusty@rustcorp.com.au>, KVM <kvm@vger.kernel.org>, Carsten Otte <cotte@de.ibm.com>, Sebastian Ott <sebott@linux.vnet.ibm.com>, Marcelo Tosatti <mtosatti@redhat.com>, Heiko Carstens <heiko.carstens@de.ibm.com>, qemu-devel <qemu-devel@nongnu.org>, Alexander Graf <agraf@suse.de>, Christian Borntraeger <borntraeger@de.ibm.com>, Martin Schwidefsky <schwidefsky@de.ibm.com>

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?


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