From: "Michael S. Tsirkin" <mst@redhat.com>
To: Tom Lyon <pugs@cisco.com>
Cc: randy.dunlap@oracle.com, linux-kernel@vger.kernel.org,
kvm@vger.kernel.org, chrisw@sous-sol.org, joro@8bytes.org,
hjk@linutronix.de, avi@redhat.com, gregkh@suse.de,
aafabbri@cisco.com, scofeldm@cisco.com
Subject: Re: [PATCH V2] VFIO driver: Non-privileged user level PCI drivers
Date: Wed, 9 Jun 2010 19:05:50 +0300 [thread overview]
Message-ID: <20100609160550.GA22312@redhat.com> (raw)
In-Reply-To: <4c0eb470.1HMjondO00NIvFM6%pugs@cisco.com>
On Tue, Jun 08, 2010 at 02:21:52PM -0700, Tom Lyon wrote:
> + case VFIO_DOMAIN_UNSET:
> + vfio_domain_unset(vdev);
> + ret = 0;
> + break;
> +
What if I do:
SET
mmap
UNSET
Now I have access to device which is not behind an iommu.
Simplest solution is to remove the UNSET ioctl:
it's not terribly useful anyway.
--
MST
next prev parent reply other threads:[~2010-06-09 16:11 UTC|newest]
Thread overview: 35+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-06-08 21:21 [PATCH V2] VFIO driver: Non-privileged user level PCI drivers Tom Lyon
2010-06-08 21:41 ` Randy Dunlap
2010-06-09 12:11 ` Arnd Bergmann
2010-06-08 21:45 ` Randy Dunlap
2010-06-08 22:38 ` Michael S. Tsirkin
2010-06-08 23:54 ` Tom Lyon
2010-06-09 5:45 ` Michael S. Tsirkin
2010-06-11 22:15 ` Tom Lyon
2010-06-13 10:23 ` Michael S. Tsirkin
2010-06-17 21:14 ` Tom Lyon
2010-06-17 21:47 ` Michael S. Tsirkin
2010-06-24 12:22 ` Joerg Roedel
2010-06-24 15:03 ` Michael S. Tsirkin
2010-06-09 11:04 ` Avi Kivity
2010-06-09 15:25 ` Greg KH
2010-06-09 16:05 ` Michael S. Tsirkin [this message]
2010-06-10 17:27 ` Konrad Rzeszutek Wilk
2010-06-11 1:58 ` Tom Lyon
2010-06-11 4:19 ` Greg KH
2010-06-11 4:56 ` Avi Kivity
2010-06-30 6:14 ` Alex Williamson
2010-06-30 13:36 ` Michael S. Tsirkin
2010-06-30 14:00 ` Alex Williamson
2010-06-30 22:17 ` Tom Lyon
2010-06-30 22:32 ` Michael S. Tsirkin
2010-06-30 22:49 ` Tom Lyon
2010-07-01 4:16 ` Alex Williamson
2010-07-01 4:30 ` Tom Lyon
2010-07-01 5:16 ` Alex Williamson
2010-07-01 15:29 ` Alex Williamson
2010-07-01 15:31 ` Michael S. Tsirkin
2010-07-01 15:48 ` Alex Williamson
2010-07-01 16:22 ` Michael S. Tsirkin
2010-07-01 18:49 ` Tom Lyon
2010-07-06 4:50 ` Alex Williamson
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