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Diffstat (limited to 'docs/03-architecture/02-guest-stack-and-cudasw.md')
| -rw-r--r-- | docs/03-architecture/02-guest-stack-and-cudasw.md | 15 |
1 files changed, 8 insertions, 7 deletions
diff --git a/docs/03-architecture/02-guest-stack-and-cudasw.md b/docs/03-architecture/02-guest-stack-and-cudasw.md index e841342..f9fe249 100644 --- a/docs/03-architecture/02-guest-stack-and-cudasw.md +++ b/docs/03-architecture/02-guest-stack-and-cudasw.md @@ -88,14 +88,15 @@ open /dev/nvidia* → cuInit → UVM registration (per process) ``` The initialization path is where compatibility is won or lost; the runtime -path is where *execution* is won or lost. Open-IOV's current focus is -pre-forwarding correctness: `cuInit` / `cuDeviceGet` succeed, and the client -reaches context creation, which currently ends in a forced `rc=999` on a -completion wait; the engine inventory is complete and the forwarding decision -is made — a module-owned GPU running its real GSP firmware as the -resource-manager server (see +path is where *execution* is won or lost. Context creation and the full CUDA +driver-API smoke now pass (`ALL OK`, copies matched), so the current focus is +execution: the forwarding decision is made and the backend is live — a +module-owned GPU running its real GSP firmware as the resource-manager server +(see [`../../userspace/cuda/docs/08-virtualization-approaches.md`](../../userspace/cuda/docs/08-virtualization-approaches.md) -and [`08-physical-gpu-integration.md`](08-physical-gpu-integration.md)). +and [`08-physical-gpu-integration.md`](08-physical-gpu-integration.md)) — with +CE-class copies forwarded to the physical copy engine (default off) and GR +kernel execution blocked on GR engine-context validity. For the CUDA userspace side of this stack — its architecture, how it is built and executes, and the exact kernel/GPU interface contract we must satisfy — |