Re: [vfio-users] Avoiding VFIO NOIOMMU taint in safe situations

2019-04-03 Thread Shawn Anastasio
On 4/3/19 10:23 PM, Alex Williamson wrote: On Wed, 3 Apr 2019 22:01:14 -0500 Shawn Anastasio wrote: Hello all, I'm currently writing an application that makes use of Qemu's ivshmem shared memory mechanism, which exposes shared memory regions from the host via PCI-E BARs. MSI-X interrupts

Re: [vfio-users] Avoiding VFIO NOIOMMU taint in safe situations

2019-04-03 Thread Alex Williamson
On Wed, 3 Apr 2019 22:01:14 -0500 Shawn Anastasio wrote: > Hello all, > > I'm currently writing an application that makes use of Qemu's ivshmem > shared memory mechanism, which exposes shared memory regions from the > host via PCI-E BARs. MSI-X interrupts that are tied to host eventfds are >

[vfio-users] Avoiding VFIO NOIOMMU taint in safe situations

2019-04-03 Thread Shawn Anastasio
Hello all, I'm currently writing an application that makes use of Qemu's ivshmem shared memory mechanism, which exposes shared memory regions from the host via PCI-E BARs. MSI-X interrupts that are tied to host eventfds are also exposed. Since ivshmem doesn't have an in-tree kernel driver, I