Re: [PATCH 0/3] PCI/x86: Interface for testing multivector MSI support

2015-01-12 Thread Alex Williamson
On Thu, 2015-01-08 at 09:15 -0700, Bjorn Helgaas wrote: > On Fri, Nov 21, 2014 at 03:08:27PM -0700, Alex Williamson wrote: > > I'd like to make vfio-pci capable of manipulating the device exposed > > to the user such that if the host can only support a single MSI > > vector then we hide the fact th

Re: [PATCH 0/3] PCI/x86: Interface for testing multivector MSI support

2015-01-08 Thread Bjorn Helgaas
On Fri, Nov 21, 2014 at 03:08:27PM -0700, Alex Williamson wrote: > I'd like to make vfio-pci capable of manipulating the device exposed > to the user such that if the host can only support a single MSI > vector then we hide the fact that the device itself may actually be > able to support more. Wh

[PATCH 0/3] PCI/x86: Interface for testing multivector MSI support

2014-11-21 Thread Alex Williamson
I'd like to make vfio-pci capable of manipulating the device exposed to the user such that if the host can only support a single MSI vector then we hide the fact that the device itself may actually be able to support more. When we virtualize PCI config space and interrupt setup there's no PCI prot