[Qemu-devel] Re: [RFC PATCH 0/5] QEMU VFIO device assignment

2010-07-12 Thread Michael S. Tsirkin
On Mon, Jul 12, 2010 at 09:29:38AM +0300, Avi Kivity wrote: > On 07/11/2010 11:24 PM, Alex Williamson wrote: > > > >One other thing to be aware of is that vfio requires devices to be > >PCI-2.3 compliant in order to support DisINTx. This allows vfio to > >support devices making use of shared INTx

[Qemu-devel] Re: [RFC PATCH 0/5] QEMU VFIO device assignment

2010-07-11 Thread Avi Kivity
On 07/11/2010 11:24 PM, Alex Williamson wrote: One other thing to be aware of is that vfio requires devices to be PCI-2.3 compliant in order to support DisINTx. This allows vfio to support devices making use of shared INTx interrupts, but excludes older devices that users maybe managed to get a

[Qemu-devel] Re: [RFC PATCH 0/5] QEMU VFIO device assignment

2010-07-11 Thread Alex Williamson
On Sun, 2010-07-11 at 21:43 +0300, Avi Kivity wrote: > On 07/11/2010 09:37 PM, Alex Williamson wrote: > > On Sun, 2010-07-11 at 21:17 +0300, Avi Kivity wrote: > > > >> On 07/11/2010 09:09 PM, Alex Williamson wrote: > >> > >>> The following series implements QEMU device assignment using th

[Qemu-devel] Re: [RFC PATCH 0/5] QEMU VFIO device assignment

2010-07-11 Thread Avi Kivity
On 07/11/2010 09:37 PM, Alex Williamson wrote: On Sun, 2010-07-11 at 21:17 +0300, Avi Kivity wrote: On 07/11/2010 09:09 PM, Alex Williamson wrote: The following series implements QEMU device assignment using the proposed VFIO/UIOMMU kernel interfaces. See the last patch for further v

[Qemu-devel] Re: [RFC PATCH 0/5] QEMU VFIO device assignment

2010-07-11 Thread Alex Williamson
On Sun, 2010-07-11 at 21:17 +0300, Avi Kivity wrote: > On 07/11/2010 09:09 PM, Alex Williamson wrote: > > The following series implements QEMU device assignment using the > > proposed VFIO/UIOMMU kernel interfaces. See the last patch for > > further vfio description. I've tested this on the v2 VF

[Qemu-devel] Re: [RFC PATCH 0/5] QEMU VFIO device assignment

2010-07-11 Thread Avi Kivity
On 07/11/2010 09:09 PM, Alex Williamson wrote: The following series implements QEMU device assignment using the proposed VFIO/UIOMMU kernel interfaces. See the last patch for further vfio description. I've tested this on the v2 VFIO patch, with a number of fixes hacked in along the way. I'll u