--- /dev/null
+/* SPDX-License-Identifier: (GPL-2.0 or LGPL-2.1)
+ *
+ * wrapper/namespace.h
+ *
+ * Copyright (C) 2011-2012 Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
+ * 2019 Michael Jeanson <mjeanson@efficios.com>
+ *
+ */
+
+#ifndef _LTTNG_WRAPPER_NAMESPACE_H
+#define _LTTNG_WRAPPER_NAMESPACE_H
+
+#include <linux/version.h>
+
+#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,19,0))
+#define lttng_ns_inum ns.inum
+#else
+#define lttng_ns_inum proc_inum
+#endif
+
+#endif /* _LTTNG_WRAPPER_NAMESPACE_H */