X-Git-Url: https://git.kernel.dk/?p=fio.git;a=blobdiff_plain;f=engines%2Flibaio.c;h=f8990c1601ba801309d69e7ef84ceb7bfbfcd71c;hp=895b914cf7e044c2bd8ba828035cc3aa8700e391;hb=7d059f88c869f89a1456e492e0e4f11b3e2578ff;hpb=2dc1bbeb58edc85f2829eed6729862c438ea2353

diff --git a/engines/libaio.c b/engines/libaio.c
index 895b914c..f8990c16 100644
--- a/engines/libaio.c
+++ b/engines/libaio.c
@@ -11,7 +11,6 @@
 #include <assert.h>
 
 #include "../fio.h"
-#include "../os.h"
 
 #ifdef FIO_HAVE_LIBAIO
 
@@ -190,10 +189,19 @@ static void fio_libaio_cleanup(struct thread_data *td)
 static int fio_libaio_init(struct thread_data *td)
 {
 	struct libaio_data *ld = malloc(sizeof(*ld));
+	static int warn_print;
+	int err;
+
+	if (td->o.iodepth > 1 && !td->o.odirect && !warn_print) {
+		log_info("fio: libaio engine is only async for non-buffered IO\n");
+		warn_print = 1;
+	}
 
 	memset(ld, 0, sizeof(*ld));
-	if (io_queue_init(td->o.iodepth, &ld->aio_ctx)) {
-		td_verror(td, errno, "io_queue_init");
+
+	err = io_queue_init(td->o.iodepth, &ld->aio_ctx);
+	if (err) {
+		td_verror(td, -err, "io_queue_init");
 		free(ld);
 		return 1;
 	}