> Yes, there are kernel changes necessary, QEMU doesn't have any idea > where the device stores the framebuffer, when it's accessible, when it > changes, etc. There's a vfio interface being designed to support > passing dma-bufs to userspace for this purpose for Intel and vfio > regions with framebuffer data for NVIDIA. > > > For now, mediated devices are usable for linux guests and in windows may > > > > be for opencl and background rendering, right? > > Any remote desktop software that can be used on bare metal can be used > in the VM, ex. VNC server, HP RGS, NICE DCV, even Steam streaming. > QEMU is not the only way to get to a "desktop" for the GPU. Thanks,
This last is obviously true one I was missing, vfio may not be tied to
qemu
even if it's the common use case.
Thanks again for your time and clarifications.
José.
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