Re: [Qemu-devel] [PATCH qemu v8 03/14] spapr_pci_vfio: Enable multiple groups per container

2015-06-29 Thread Alexey Kardashevskiy
On 06/26/2015 05:59 AM, Alex Williamson wrote: On Thu, 2015-06-18 at 21:37 +1000, Alexey Kardashevskiy wrote: This enables multiple IOMMU groups in one VFIO container which means that multiple devices from different groups can share the same IOMMU table (or tables if DDW). This removes a group

Re: [Qemu-devel] [PATCH qemu v8 03/14] spapr_pci_vfio: Enable multiple groups per container

2015-06-25 Thread Alex Williamson
On Thu, 2015-06-18 at 21:37 +1000, Alexey Kardashevskiy wrote: > This enables multiple IOMMU groups in one VFIO container which means > that multiple devices from different groups can share the same IOMMU > table (or tables if DDW). > > This removes a group id from vfio_container_ioctl(). The kern

[Qemu-devel] [PATCH qemu v8 03/14] spapr_pci_vfio: Enable multiple groups per container

2015-06-18 Thread Alexey Kardashevskiy
This enables multiple IOMMU groups in one VFIO container which means that multiple devices from different groups can share the same IOMMU table (or tables if DDW). This removes a group id from vfio_container_ioctl(). The kernel support is required for this; if the host kernel does not have the sup