Re: [PATCH] xen: add privcmd ioctl to get p2pdma_distance

2024-12-16 Thread Zhang, Julia
On 2024/12/9 15:47, Jan Beulich wrote: On 07.12.2024 11:59, Julia Zhang wrote: To implement dGPU prime feature, virtgpu driver need to get p2pdma_distance of two GPU from host side. This adds a new privcmd ioctl to get the real p2pdma_distance of two pci devices in the host with pci notatio

Re: [PATCH] xen: add privcmd ioctl to get p2pdma_distance

2024-12-16 Thread Zhang, Julia
On 2024/12/16 17:19, Jan Beulich wrote: > On 16.12.2024 09:18, Zhang, Julia wrote: >> On 2024/12/9 15:47, Jan Beulich wrote: >> On 07.12.2024 11:59, Julia Zhang wrote: > > Yet another formality, sorry: Please send plain text emails. You'll note that > what

Re: [PATCH 0/3] virtgpu: check if P2P is possiable or not

2024-12-13 Thread Zhang, Julia
On 2024/12/12 15:43, Juergen Gross wrote: > On 07.12.24 11:50, Julia Zhang wrote: >> To implement dGPU prime feature, virtgpu needs to import/export buffer >> between virtio iGPU and passthrough dGPU. Before that, virtgpu should >> check if P2P is possible or not. But calling function >> pci_p2pd

Re: [PATCH] xen: add privcmd ioctl to get p2pdma_distance

2024-12-25 Thread Zhang, Julia
On 2024/12/17 16:53, Jan Beulich wrote: > On 17.12.2024 06:53, Zhang, Julia wrote: >> >> >> On 2024/12/16 17:19, Jan Beulich wrote: >>> On 16.12.2024 09:18, Zhang, Julia wrote: >>>> On 2024/12/9 15:47, Jan Beulich wrote: >>>> On 07.12.2024 1