Update matAdd.cu

linjames0 · Sep 20, 2023 · 3dcc52c · 3dcc52c
1 parent a45cb5f
commit 3dcc52c
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/matAdd.cu b/matAdd.cu
@@ -39,7 +39,8 @@ int main() {
 	cudaMemcpy(d_A, A, N * M * sizeof(float), cudaMemcpyHostToDevice);
 	cudaMemcpy(d_B, B, N * M * sizeof(float), cudaMemcpyHostToDevice);
 	cudaMemcpy(d_C, C, N * M * sizeof(float), cudaMemcpyHostToDevice);
-
+
+	// launch kernel instance
 	dim3 blockDim(16, 16);
 	dim3 gridDim((M + blockDim.x - 1)/blockDim.x, (N + blockDim.y - 1)/blockDim.y);
 	matAdd<<<gridDim, blockDim>>>(d_A, d_B, d_C, N, M);