From b60be6aa2311dc2663da45268f41281fdb2ba0f0 Mon Sep 17 00:00:00 2001
From: elvinaang <13517079@std.stei.itb.ac.id>
Date: Sat, 28 Mar 2020 17:58:14 +0700
Subject: [PATCH] parallel 1 block 1 thread
---
parallel.cu | 9 ++++-----
1 file changed, 4 insertions(+), 5 deletions(-)
diff --git a/parallel.cu b/parallel.cu
index 9bb73d0..49cef8f 100644
--- a/parallel.cu
+++ b/parallel.cu
@@ -93,9 +93,6 @@ int main (int argc, char **argv) {
/* Read number of vertices */
printf("Number of vertices (n): "); scanf("%d", &n);
-
- cudaMallocManaged(&matrix, n*sizeof(long));
- cudaMallocManaged(&result, n*sizeof(long));
matrix = initialize_matrix(13517142, n);
printf("\nGenerated %d * %d matrix.\n", n, n);
@@ -150,7 +147,8 @@ void write_output(long matrix[], int n_row, int n_col, double time) {
long *initialize_matrix(int random_number, int n) {
/* Initialize variables */
- long *matrix = (long *)malloc(sizeof(long) * n*n);
+ long *matrix;
+ cudaMallocManaged(&matrix, n*n*sizeof(long));
srand(random_number);
for (int i = 0; i < n; i++) {
@@ -168,7 +166,8 @@ long *initialize_matrix(int random_number, int n) {
}
long *initialize_result(int n) {
- long *result = (long *)malloc(sizeof(long) * n*n);
+ long *result;
+ cudaMallocManaged(&result, n*n*sizeof(long));
for (int i = 0; i < n; i++) {
for (int j = 0; j < n; j++) {
--
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