X-Git-Url: https://git.kernel.dk/?p=fio.git;a=blobdiff_plain;f=engines%2Flibaio.c;h=f8990c1601ba801309d69e7ef84ceb7bfbfcd71c;hp=7c44927a3b8b5a3ac39b37b4eb43ed6760582d87;hb=7d059f88c869f89a1456e492e0e4f11b3e2578ff;hpb=c1db2dced4750f2f506cf4df232dcc75ae05b950

diff --git a/engines/libaio.c b/engines/libaio.c
index 7c44927a..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
 
@@ -190,8 +189,14 @@ 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));
 
 	err = io_queue_init(td->o.iodepth, &ld->aio_ctx);