X-Git-Url: https://git.kernel.dk/?p=fio.git;a=blobdiff_plain;f=libfio.c;h=25866758be9fac27001fdf9715e47f36fa6779dd;hp=55762d7be3cc99617c95e9981f9cc40413e3b4c0;hb=a691d82fcc4e841568bf78d9b992aaee2a88b728;hpb=ecfd2bb08cc87bc9a1b3d612258f1fdfb4d09698

diff --git a/libfio.c b/libfio.c
index 55762d7b..25866758 100644
--- a/libfio.c
+++ b/libfio.c
@@ -274,14 +274,18 @@ int fio_running_or_pending_io_threads(void)
 {
 	struct thread_data *td;
 	int i;
+	int nr_io_threads = 0;
 
 	for_each_td(td, i) {
 		if (td->flags & TD_F_NOIO)
 			continue;
+		nr_io_threads++;
 		if (td->runstate < TD_EXITED)
 			return 1;
 	}
 
+	if (!nr_io_threads)
+		return -1; /* we only had cpuio threads to begin with */
 	return 0;
 }