Add initialization to workaround threadfence issues in compute-saniti…

…zer initcheck
NVIDIA · Sep 18, 2024 · 20c5687 · 20c5687
1 parent cc54b80
commit 20c5687
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/warp/native/bvh.cu b/warp/native/bvh.cu
@@ -463,7 +463,9 @@ void bvh_create_device(void* context, vec3* lowers, vec3* uppers, int num_items,
     bvh_host.num_items = num_items;
     bvh_host.max_nodes = 2*num_items;
     bvh_host.node_lowers = (BVHPackedNodeHalf*)alloc_device(WP_CURRENT_CONTEXT, sizeof(BVHPackedNodeHalf)*bvh_host.max_nodes);
+    memset_device(WP_CURRENT_CONTEXT, bvh_host.node_lowers, 0, sizeof(BVHPackedNodeHalf)*bvh_host.max_nodes);
     bvh_host.node_uppers = (BVHPackedNodeHalf*)alloc_device(WP_CURRENT_CONTEXT, sizeof(BVHPackedNodeHalf)*bvh_host.max_nodes);
+    memset_device(WP_CURRENT_CONTEXT, bvh_host.node_uppers, 0, sizeof(BVHPackedNodeHalf)*bvh_host.max_nodes);
     bvh_host.node_parents = (int*)alloc_device(WP_CURRENT_CONTEXT, sizeof(int)*bvh_host.max_nodes);
     bvh_host.node_counts = (int*)alloc_device(WP_CURRENT_CONTEXT, sizeof(int)*bvh_host.max_nodes);
     bvh_host.root = (int*)alloc_device(WP_CURRENT_CONTEXT, sizeof(int));