RE: [PATCH 3/3] virtio-iommu: Support PCI device aliases

2024-01-24 Thread Duan, Zhenzhong
>-Original Message- >From: Eric Auger >Subject: Re: [PATCH 3/3] virtio-iommu: Support PCI device aliases > >Hi Zhenzhong, > >On 1/22/24 07:40, Zhenzhong Duan wrote: >> Currently virtio-iommu doesn't work well if there are multiple devices >> in sam

Re: [PATCH 3/3] virtio-iommu: Support PCI device aliases

2024-01-24 Thread Eric Auger
Hi Zhenzhong, On 1/22/24 07:40, Zhenzhong Duan wrote: > Currently virtio-iommu doesn't work well if there are multiple devices > in same iommu group. In below example config, guest virtio-iommu driver > can successfully probe first device but fail on others. Only one device > under the bridge can

[PATCH 3/3] virtio-iommu: Support PCI device aliases

2024-01-21 Thread Zhenzhong Duan
Currently virtio-iommu doesn't work well if there are multiple devices in same iommu group. In below example config, guest virtio-iommu driver can successfully probe first device but fail on others. Only one device under the bridge can work normally. -device virtio-iommu \ -device pcie-pci-bridge,