Fuse gpu_hist all-reduce calls where possible (#7867)

2022-05-17 13:27:50 +02:00
parent b41cf92dc2
commit 71d3b2e036
9 changed files with 234 additions and 185 deletions
--- a/src/tree/gpu_hist/evaluate_splits.cuh
+++ b/src/tree/gpu_hist/evaluate_splits.cuh
@@ -103,7 +103,7 @@ class GPUHistEvaluator {
  }

  /**
-   * \brief Get sorted index storage based on the left node of inputs .
+   * \brief Get sorted index storage based on the left node of inputs.
   */
  auto SortedIdx(EvaluateSplitInputs<GradientSumT> left) {
    if (left.nidx == RegTree::kRoot && !cat_sorted_idx_.empty()) {