---
id: pr-cccl-cub-8441
repo: NVIDIA/cccl
pr: 8441
title: Rename `agent_warp_reduce_policy` to `warp_reduce_policy`
author: bernhardmgruber
date: '2026-04-15'
url: https://github.com/NVIDIA/cccl/pull/8441
source_category: upstream-code
architectures:
- sm100
tags:
- warp
techniques:
- warp-specialization
hardware_features: []
kernel_types: []
languages: []
captured_at: '2026-05-16'
status: merged
merge_sha: ad19196c40e184adbac92d97d3c33b0691107a96
inclusion_reason: Search-matched CUDA kernel optimization PR; materialize diff/source before synthesis.
changed_paths:
- cub/cub/device/dispatch/kernels/kernel_segmented_reduce.cuh
- cub/cub/device/dispatch/tuning/tuning_segmented_reduce.cuh
artifact_dir: evidence/pull-bundles/cccl-cub/gh-8441
head_ref_oid: 3cb7d2531484d81e1c249d8b63b8120016831b35
---
# Rename `agent_warp_reduce_policy` to `warp_reduce_policy`

- Repository: `NVIDIA/cccl`
- PR: [8441](https://github.com/NVIDIA/cccl/pull/8441)
- Decision: `Search-matched CUDA kernel optimization PR; materialize diff/source before synthesis.`
- Reason: Search-matched CUDA kernel optimization PR; materialize diff/source before synthesis.

## Changed Paths

- `cub/cub/device/dispatch/kernels/kernel_segmented_reduce.cuh`
- `cub/cub/device/dispatch/tuning/tuning_segmented_reduce.cuh`

## Evidence Bundle

`evidence/pull-bundles/cccl-cub/gh-8441`
