+/*
+ * We need to lock pthread exit, which deadlocks __nptl_setxid in the
+ * runas clone.
+ * This work-around will be allowed to be removed when runas.c gets
+ * changed to do an exec() before issuing seteuid/setegid.
+ * See http://sourceware.org/bugzilla/show_bug.cgi?id=10184 for details.
+ */
+pthread_mutex_t lttng_libc_state_lock = PTHREAD_MUTEX_INITIALIZER;
+