From 65f91dbb0dbd3888aefddaffe97d8b3cb72e350d Mon Sep 17 00:00:00 2001
From: Ben Sander <ben.sander@amd.com>
Date: Mon, 5 Jun 2017 08:50:41 -0500
Subject: [PATCH] Enable HIP_SYNC_NULL_STREAM=0 optimization.

[ROCm/hip commit: decf3eee1821e56d703e3210f963ac635430821c]
---
 projects/hip/src/hip_hcc.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/projects/hip/src/hip_hcc.cpp b/projects/hip/src/hip_hcc.cpp
index 0cdc57eaab..08a2cdbfcf 100644
--- a/projects/hip/src/hip_hcc.cpp
+++ b/projects/hip/src/hip_hcc.cpp
@@ -94,7 +94,7 @@ int HIP_SYNC_HOST_ALLOC = 1;
 
 // Chicken bit to sync on host to implement null stream.
 // If 0, null stream synchronization is performed on the GPU
-int HIP_SYNC_NULL_STREAM = 1;
+int HIP_SYNC_NULL_STREAM = 0;
 
 // HIP needs to change some behavior based on HCC_OPT_FLUSH :
 // TODO - set this to 1