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node-feature-discovery/source/cpu/se_stub.go
Jakob Naucke 9e95dde38b
cpu: Discover IBM Secure Execution
Set `cpu.se-enabled` to `true` when IBM Secure Execution for Linux
(IBM Z & LinuxONE) is available and has been enabled.

Uses `/sys/firmware/uv/prot_virt_host`, which is available in kernels
>=5.12 + backports. For simplicity, skip more complicated facility &
kernel cmdline lookups.
2022-03-28 12:28:07 +02:00

25 lines
714 B
Go

//go:build !s390x
// +build !s390x
/*
Copyright 2022 The Kubernetes Authors.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
package cpu
// Secure Execution is exclusive to s390x
func discoverSE() map[string]string {
return nil
}