a few doc changes based on PR comments

cpp/include/cugraph/algorithms.hpp

@@ -1547,8 +1547,8 @@ uniform_nbr_sample(raft::handle_t const& handle,
  * @param handle RAFT handle object to encapsulate resources (e.g. CUDA stream, communicator, and
  * handles to various CUDA libraries) to run graph algorithms.
  * @param graph_view Graph View object to generate NBR Sampling on.
- * @param d_starting_vertices Device span of starting vertex IDs for the NBR Sampling.
- * @param h_fan_out Host span defining branching out (fan-out) degree per source vertex for each
+ * @param starting_vertices Device span of starting vertex IDs for the NBR Sampling.
+ * @param fan_out Host span defining branching out (fan-out) degree per source vertex for each
  * level
  * @param with_replacement boolean flag specifying if random sampling is done with replacement
  * (true); or, without replacement (false); default = true;

cpp/include/cugraph/detail/decompress_edge_partition.cuh

@@ -362,6 +362,9 @@ void partially_decompress_edge_partition_to_fill_edgelist(
         edge_t local_degree{};
         thrust::tie(indices, weights, local_degree) =
           edge_partition.local_edges(major_partition_offset);
+
+        // FIXME: This can lead to thread divergence if local_degree varies significantly
+        //        within threads in this warp
         thrust::fill(
           thrust::seq, majors + major_offset, majors + major_offset + local_degree, major);
         thrust::copy(thrust::seq, indices, indices + local_degree, minors + major_offset);