vtgpu: Support virtio gpu on Parallels Desktop
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Authored by andrew on Feb 6 2026, 5:52 PM.

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rG91ce7a19120a: vtgpu: Support virtio gpu on Parallels Desktop
rG1ea0721e1a56: vtgpu: Support virtio gpu on Parallels Desktop

Summary

The Parallels Desktop Virtio GPU implementation doesn't handle
enqueuing the VIRTIO_GPU_CMD_RESOURCE_ATTACH_BACKING request and
memory list together.

Work around this by splitting them before sending them to be enqueued.

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rG FreeBSD src repository

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Event Timeline

andrew created this revision.Feb 6 2026, 5:52 PM

Herald added a subscriber: imp. · View Herald TranscriptFeb 6 2026, 5:52 PM

andrew requested review of this revision.Feb 6 2026, 5:52 PM

Harbormaster completed remote builds in B70475: Diff 171355.Feb 6 2026, 5:52 PM

andrew edited the test plan for this revision. (Show Details)Feb 6 2026, 5:55 PM

Can we add a comment in the src noting the Parallels limitation?

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Harbormaster completed remote builds in B70538: Diff 171493.Feb 9 2026, 9:56 AM

This revision was not accepted when it landed; it landed in state Needs Review.Feb 10 2026, 5:07 PM

Closed by commit rG1ea0721e1a56: vtgpu: Support virtio gpu on Parallels Desktop (authored by andrew). · Explain Why

This revision was automatically updated to reflect the committed changes.

andrew added a commit: rG1ea0721e1a56: vtgpu: Support virtio gpu on Parallels Desktop.

andrew added a commit: rG91ce7a19120a: vtgpu: Support virtio gpu on Parallels Desktop.Apr 8 2026, 2:02 PM

Revision Contents
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Path

Size

sys/

dev/

virtio/

gpu/

virtio_gpu.c

51 lines

Diff 171681

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sys/dev/virtio/gpu/virtio_gpu.c

vtgpu: Support virtio gpu on Parallels DesktopClosedPublicActions