From mboxrd@z Thu Jan  1 00:00:00 1970
From: Avi Kivity <avi@redhat.com>
Subject: Re: [PATCH] tcm_vhost: Expose ABI version via
	VHOST_SCSI_GET_ABI_VERSION
Date: Sun, 29 Jul 2012 15:50:59 +0300
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Cc: Jens Axboe <axboe@kernel.dk>, Stefan Hajnoczi <stefanha@linux.vnet.ibm.com>,
	kvm-devel <kvm@vger.kernel.org>, "Michael S. Tsirkin" <mst@redhat.com>,
	Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
	qemu-devel <qemu-devel@nongnu.org>,
	lf-virt <virtualization@lists.linux-foundation.org>,
	Anthony Liguori <aliguori@linux.vnet.ibm.com>,
	target-devel <target-devel@vger.kernel.org>,
	linux-scsi <linux-scsi@vger.kernel.org>,
	Paolo Bonzini <pbonzini@redhat.com>,
	Zhi Yong Wu <wuzhy@cn.ibm.com>, Christoph Hellwig <hch@lst.de>
To: "Nicholas A. Bellinger" <nab@linux-iscsi.org>
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On 07/26/2012 11:15 PM, Nicholas A. Bellinger wrote:
>> 
> 
> Example..?  If there is a better way to handle ioctl compat I'd
> certainly like to hear about it.
> 

r = ioctl(fd, KVM_CHECK_EXTENSION, KVM_CAP_ASSIGN_DEV_IRQ);
if (r == -1)
    ...


if (r)
    // ioctl(fd, KVM_ASSIGN_DEV_IRQ, ...) is available
else
   not available


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