Re: [PATCH v3] examples/vdpa: support running in nested virtualization environment

2022-10-25 Thread Hao Chen
On 2022/10/26 14:10, Maxime Coquelin wrote: Hi Hao On 10/25/22 08:19, Hao Chen wrote: When we run dpdk vdpa in the nested virtual machine vm-L1 and ping test in vm-L2, the ping is NG. The reason for troubleshooting is NG == not good? Please don't use abbreviations. Yes, I will pay attenti

Re: [PATCH v3] examples/vdpa: support running in nested virtualization environment

2022-10-25 Thread Maxime Coquelin
Hi Hao On 10/25/22 08:19, Hao Chen wrote: When we run dpdk vdpa in the nested virtual machine vm-L1 and ping test in vm-L2, the ping is NG. The reason for troubleshooting is NG == not good? Please don't use abbreviations. that the virtio net in vm-L2 sends control information to the vring, a

[PATCH v3] examples/vdpa: support running in nested virtualization environment

2022-10-24 Thread Hao Chen
When we run dpdk vdpa in the nested virtual machine vm-L1 and ping test in vm-L2, the ping is NG. The reason for troubleshooting is that the virtio net in vm-L2 sends control information to the vring, and the qemu back-end device in vm-L1 cannot obtain correct data from the vring. This problem is r