X-Git-Url: https://git.kernel.dk/?p=fio.git;a=blobdiff_plain;f=ioengines.c;h=17909636527175091a6296beff1d95ad65cbd9ac;hp=723f310d6e1bcb8d28a2e6f637212dcfa489f5f8;hb=b902ceb53977a12062c615ab529ca0c3422e3cff;hpb=2866c82d598e30604d8a92723c664ee6ced90fb0

diff --git a/ioengines.c b/ioengines.c
index 723f310d..17909636 100644
--- a/ioengines.c
+++ b/ioengines.c
@@ -34,12 +34,23 @@ struct ioengine_ops *load_ioengine(struct thread_data *td, char *name)
 	sprintf(engine_lib, "/usr/local/lib/fio/fio-engine-%s.o", engine);
 	dlerror();
 	dlhandle = dlopen(engine_lib, RTLD_LAZY);
-	if (!dlhandle)
-		printf("bla: %s\n", dlerror());
+	if (!dlhandle) {
+		td_vmsg(td, -1, dlerror());
+		return NULL;
+	}
 
 	ops = dlsym(dlhandle, "ioengine");
-	if (!ops)
-		printf("get ops failed\n");
+	if (!ops) {
+		td_vmsg(td, -1, dlerror());
+		dlclose(dlhandle);
+		return NULL;
+	}
+
+	if (ops->version != FIO_IOOPS_VERSION) {
+		log_err("bad ioops version %d (want %d)\n", ops->version, FIO_IOOPS_VERSION);
+		dlclose(dlhandle);
+		return NULL;
+	}
 
 	ops->dlhandle = dlhandle;
 	return ops;