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Add env variable to signal skip vfio-pci unbind #2079

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Add env variable to signal skip vfio-pci unbind #2079

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7 changes: 7 additions & 0 deletions controllers/object_controls.go
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Original file line number Diff line number Diff line change
Expand Up @@ -2105,6 +2105,13 @@ func TransformVFIOManager(obj *appsv1.DaemonSet, config *gpuv1.ClusterPolicySpec
return fmt.Errorf("failed to transform k8s-driver-manager initContainer for VFIO Manager: %v", err)
}

// Used to determine if GPUs are already bound to vfio-pci (avoids disrupting active VM workloads)
// Set to gpuWorkloadConfigVMPassthrough since VFIO Manager only runs on vm-passthrough nodes.
driverManagerContainer := findContainerByName(obj.Spec.Template.Spec.InitContainers, "k8s-driver-manager")
if driverManagerContainer != nil {
setContainerEnv(driverManagerContainer, "GPU_WORKLOAD_CONFIG", gpuWorkloadConfigVMPassthrough)
}

// update image
image, err := gpuv1.ImagePath(&config.VFIOManager)
if err != nil {
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