X-Git-Url: https://git.kernel.dk/?a=blobdiff_plain;f=io_u_queue.h;h=118e59342b5da4bd814be51aa7f561d519603838;hb=6fb1bda0d0b61e2433f9ef34b4b979b2642d8706;hp=bda40d5ea263920055f6d75c62bdca8e4559034c;hpb=d8f1f7d4ef536ea04a6a5fbd0399d46f69ff4e60;p=fio.git

diff --git a/io_u_queue.h b/io_u_queue.h
index bda40d5e..118e5934 100644
--- a/io_u_queue.h
+++ b/io_u_queue.h
@@ -8,6 +8,7 @@ struct io_u;
 struct io_u_queue {
 	struct io_u **io_us;
 	unsigned int nr;
+	unsigned int max;
 };
 
 static inline struct io_u *io_u_qpop(struct io_u_queue *q)
@@ -25,7 +26,12 @@ static inline struct io_u *io_u_qpop(struct io_u_queue *q)
 
 static inline void io_u_qpush(struct io_u_queue *q, struct io_u *io_u)
 {
-	q->io_us[q->nr++] = io_u;
+	if (q->nr < q->max) {
+		q->io_us[q->nr++] = io_u;
+		return;
+	}
+
+	assert(0);
 }
 
 static inline int io_u_qempty(const struct io_u_queue *q)