From 633f975e5828e6df40c41912576e2d41f036b2bc Mon Sep 17 00:00:00 2001
From: Changpeng Liu <changpeng.liu@intel.com>
Date: Thu, 22 Jun 2017 16:48:55 +0800
Subject: [PATCH] examples/perf: fill buffer with non-zeroed data when QD=1

Change-Id: Ibbe601489d16a9585e56de1c95fe31e9a602a7e0
Signed-off-by: Changpeng Liu <changpeng.liu@intel.com>
Reviewed-on: https://review.gerrithub.io/366387
Tested-by: SPDK Automated Test System <sys_sgsw@intel.com>
Reviewed-by: Jim Harris <james.r.harris@intel.com>
Reviewed-by: Ben Walker <benjamin.walker@intel.com>
---
 examples/nvme/perf/perf.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/examples/nvme/perf/perf.c b/examples/nvme/perf/perf.c
index 82fd1ba93..6a48b05d6 100644
--- a/examples/nvme/perf/perf.c
+++ b/examples/nvme/perf/perf.c
@@ -432,7 +432,7 @@ static void task_ctor(struct rte_mempool *mp, void *arg, void *__task, unsigned
 		fprintf(stderr, "task->buf spdk_dma_zmalloc failed\n");
 		exit(1);
 	}
-	memset(task->buf, id % 8, g_io_size_bytes);
+	memset(task->buf, id % 8 + 1, g_io_size_bytes);
 }
 
 static void io_complete(void *ctx, const struct spdk_nvme_cpl *completion);