Fixed a missing barrier.

2013-10-28 14:17:59 +08:00
parent 4b712eeded
commit ab2bd58f5c
1 changed files with 1 additions and 0 deletions
--- a/modules/ocl/src/opencl/imgproc_canny.cl
+++ b/modules/ocl/src/opencl/imgproc_canny.cl
@@ -553,6 +553,7 @@ edgesHysteresisGlobal

            if (subTaskIdx < portion)
                pos = s_st[s_counter - 1 - subTaskIdx];
+            barrier(CLK_LOCAL_MEM_FENCE);

            if (lidx == 0)
                s_counter -= portion;