From 41f83bffb54ba78c6e2f11192ae8cb19dbeee4c2 Mon Sep 17 00:00:00 2001
From: Moises Fernandez <moisesf@fmrib.ox.ac.uk>
Date: Fri, 14 Dec 2012 13:00:04 +0000
Subject: [PATCH] change the order for get the Device number after allocating
some data in the GPU
---
CUDA/init_gpu.cu | 11 +++++++----
1 file changed, 7 insertions(+), 4 deletions(-)
diff --git a/CUDA/init_gpu.cu b/CUDA/init_gpu.cu
index 8cf8af2..e3c55f5 100644
--- a/CUDA/init_gpu.cu
+++ b/CUDA/init_gpu.cu
@@ -10,14 +10,17 @@
#include <fstream>
void init_gpu(){
- int device;
- cudaGetDevice(&device);
-
- printf ("\n...................In the GPU launcher on the device %d...................\n", device);
+
int *q;
cudaMalloc((void **)&q, sizeof(int));
cudaFree(q);
sync_check("init_gpu");
+
+ int device;
+ cudaGetDevice(&device);
+ printf ("\n...................In the GPU launcher on the device %d...................\n", device);
+
+ sync_check("init_gpu");
}
double timeval_diff(struct timeval *a, struct timeval *b){
--
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