vendor: cadvisor v0.39.0

Main upgrades:
- github.com/opencontainers/runc v1.0.0-rc93
- github.com/containerd/containerd v1.4.4
- github.com/docker/docker v20.10.2
- github.com/mrunalp/fileutils v0.5.0
- github.com/opencontainers/selinux v1.8.0
- github.com/cilium/ebpf v0.2.0

vendor/github.com/opencontainers/runc/libcontainer/utils/utils.go

@@ -1,6 +1,7 @@
 package utils
 
 import (
+	"encoding/binary"
 	"encoding/json"
 	"io"
 	"os"
@@ -15,6 +16,20 @@ const (
 	exitSignalOffset = 128
 )
 
+// NativeEndian is the native byte order of the host system.
+var NativeEndian binary.ByteOrder
+
+func init() {
+	// Copied from <golang.org/x/net/internal/socket/sys.go>.
+	i := uint32(1)
+	b := (*[4]byte)(unsafe.Pointer(&i))
+	if b[0] == 1 {
+		NativeEndian = binary.LittleEndian
+	} else {
+		NativeEndian = binary.BigEndian
+	}
+}
+
 // ResolveRootfs ensures that the current working directory is
 // not a symlink and returns the absolute path to the rootfs
 func ResolveRootfs(uncleanRootfs string) (string, error) {
@@ -106,7 +121,3 @@ func Annotations(labels []string) (bundle string, userAnnotations map[string]str
 	}
 	return
 }
-
-func GetIntSize() int {
-	return int(unsafe.Sizeof(1))
-}