Re:Re: Address mapping for vIOMMU

2022-03-24 Thread leohou
At 2022-03-24 12:27:46, "Jason Wang" wrote: >On Thu, Mar 24, 2022 at 12:15 PM leohou wrote: >> >> hi all, >> When I use DPDK in guestOS and configering the VM with vIOMMU, I found >> that sending the gVA to the hardware device , the hardware device can't >> find the real data. >> But sendin

Re: Address mapping for vIOMMU

2022-03-23 Thread Jason Wang
On Thu, Mar 24, 2022 at 12:15 PM leohou wrote: > > hi all, > When I use DPDK in guestOS and configering the VM with vIOMMU, I found that > sending the gVA to the hardware device , the hardware device can't find the > real data. > But sending the gPA to the hardware device, the hardware devic

Address mapping for vIOMMU

2022-03-23 Thread leohou
hi all, When I use DPDK in guestOS and configering the VM with vIOMMU, I found that sending the gVA to the hardware device , the hardware device can't find the real data. But sending the gPA to the hardware device, the hardware device can find the real data. Environment: OS: Linux version