We need to distribute this file

src/Makefile.am

@@ -90,6 +90,7 @@ noinst_HEADERS = 						\
 	common/starpu_spinlock.h				\
 	common/fxt.h						\
 	common/utils.h						\
+	common/barrier.h					\
 	drivers/driver_common/driver_common.h			\
 	drivers/cpu/driver_cpu.h				\
 	drivers/gordon/driver_gordon.h				\