+#include <linux/dcache.h>
+#include <linux/err.h>
+#include <linux/fs.h>
+#include <linux/mutex.h>
+#include <linux/namei.h>
+#include <lustre_compat.h>
+
+#define OBD_RUN_CTXT_MAGIC 0xC0FFEEAA
+#define OBD_CTXT_DEBUG /* development-only debugging */
+
+struct dt_device;