From 96868a39419f1c9a8962c56e02480fabbf1e5156 Mon Sep 17 00:00:00 2001 From: Mai Lavelle Date: Sat, 11 Mar 2017 05:23:11 -0500 Subject: Fix T50888: Numeric overflow in split kernel state buffer size calculation Overflow led to the state buffer being too small and the split kernel to get stuck doing nothing forever. --- intern/cycles/kernel/kernels/cuda/kernel_split.cu | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'intern/cycles/kernel/kernels/cuda') diff --git a/intern/cycles/kernel/kernels/cuda/kernel_split.cu b/intern/cycles/kernel/kernels/cuda/kernel_split.cu index 6c508c2cd79..fbdf79697d5 100644 --- a/intern/cycles/kernel/kernels/cuda/kernel_split.cu +++ b/intern/cycles/kernel/kernels/cuda/kernel_split.cu @@ -46,7 +46,7 @@ /* kernels */ extern "C" __global__ void CUDA_LAUNCH_BOUNDS(CUDA_THREADS_BLOCK_WIDTH, CUDA_KERNEL_MAX_REGISTERS) -kernel_cuda_state_buffer_size(uint num_threads, uint *size) +kernel_cuda_state_buffer_size(uint num_threads, uint64_t *size) { *size = split_data_buffer_size(NULL, num_threads); } -- cgit v1.2.3