Files
kata-containers/tools
Fabiano Fidêncio 51ff020f8b config: boot composable base-nvidia image + gpu/coco extensions
Flip the runtime-rs NVIDIA GPU configs (plain/tdx/snp) from the monolithic
image to the driver-agnostic base-nvidia boot image plus a cold-plugged,
driver-versioned gpu extension mounted at /run/kata-extensions/gpu.
Confidential runtime-rs configs additionally cold-plug the CoCo
guest-components extension and enforce the base-nvidia dm-verity hash.

The Go runtime keeps booting the monolithic nvidia-gpu / nvidia-gpu-confidential
images, mirroring the CoCo split where runtime-rs is the first-class citizen and
Go stays on the monolithic layout.

Add the IMAGE{NAME,PATH}_NV_{BASE,EXTENSION} and NVIDIAGPUEXTENSIONVERITYPARAMS
make vars (runtime-rs only), and read the base-nvidia + gpu-extension root
hashes into runtime-rs's shim-v2 opts while the Go opts keep reading the
monolithic nvidia-gpu / nvidia-gpu-confidential hashes.

Signed-off-by: Fabiano Fidêncio <ffidencio@nvidia.com>
Assisted-by: Cursor <cursoragent@cursor.com>
2026-07-09 15:17:05 +02:00
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