From mboxrd@z Thu Jan  1 00:00:00 1970
From: Marcelo Tosatti <mtosatti@redhat.com>
Subject: Re: [PATCH 1/7] KVM: Add a route layer to convert MSI message to
	GSI
Date: Thu, 8 Jan 2009 12:20:22 -0200
Message-ID: <20090108142022.GA5178@amt.cnet>
References: <1231411535-2461-1-git-send-email-sheng@linux.intel.com> <1231411535-2461-2-git-send-email-sheng@linux.intel.com>
Mime-Version: 1.0
Content-Type: text/plain; charset=us-ascii
Cc: Avi Kivity <avi@redhat.com>, kvm@vger.kernel.org
To: Sheng Yang <sheng@linux.intel.com>
Return-path: <kvm-owner@vger.kernel.org>
Received: from mx2.redhat.com ([66.187.237.31]:41633 "EHLO mx2.redhat.com"
	rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP
	id S1752491AbZAHOUc (ORCPT <rfc822;kvm@vger.kernel.org>);
	Thu, 8 Jan 2009 09:20:32 -0500
Content-Disposition: inline
In-Reply-To: <1231411535-2461-2-git-send-email-sheng@linux.intel.com>
Sender: kvm-owner@vger.kernel.org
List-ID: <kvm.vger.kernel.org>

On Thu, Jan 08, 2009 at 06:45:29PM +0800, Sheng Yang wrote:
>   * ioctls for VM fds
> @@ -433,6 +436,8 @@ struct kvm_trace_rec {
>  #define KVM_ASSIGN_IRQ _IOR(KVMIO, 0x70, \
>  			    struct kvm_assigned_irq)
>  #define KVM_REINJECT_CONTROL      _IO(KVMIO, 0x71)
> +#define KVM_REQUEST_GSI_ROUTE	  _IOWR(KVMIO, 0x72, void *)
> +#define KVM_FREE_GSI_ROUTE	  _IOR(KVMIO, 0x73, void *)

Oh this slipped: should be struct kvm_gsi_route_guest.

>  /*
>   * ioctls for vcpu fds
> @@ -553,4 +558,25 @@ struct kvm_assigned_irq {
>  #define KVM_DEV_IRQ_ASSIGN_MSI_ACTION	KVM_DEV_IRQ_ASSIGN_ENABLE_MSI
>  #define KVM_DEV_IRQ_ASSIGN_ENABLE_MSI	(1 << 0)
>  
> +struct kvm_gsi_route_guest {
> +	__u32 entries_nr;
> +	struct kvm_gsi_route_entry_guest *entries;
> +};

And you can use a zero sized array here.

Sorry :(