---
id: pr-flashinfer-2051
repo: flashinfer-ai/flashinfer
pr: 2051
title: Add support for topkPacked input in block-level renormalize
author: ChristinaZ
date: '2025-11-06'
url: https://github.com/flashinfer-ai/flashinfer/pull/2051
source_category: upstream-code
architectures:
- sm100
tags:
- kernel-fusion
- moe
techniques:
- kernel-fusion
hardware_features: []
kernel_types:
- moe
languages:
- cuda-cpp
captured_at: '2026-04-27'
status: merged
merge_sha: aacc8dfe390b9e0c99f9ae8db4b2ff9506b06ccd
inclusion_reason: kernel file changes
changed_paths:
- csrc/trtllm_fused_moe_routing_renormalize.cu
head_ref_oid: 3a31e6e039c937361aca08e84c4f852a0363853b
artifact_dir: evidence/pull-bundles/flashinfer/gh-2051
---
# Add support for topkPacked input in block-level renormalize

- Repository: `flashinfer-ai/flashinfer`
- PR: [2051](https://github.com/flashinfer-ai/flashinfer/pull/2051)
- Decision: `kernel file changes`
- Reason: kernel file changes

## Changed Paths

- `csrc/trtllm_fused_moe_routing_renormalize.cu`

## Evidence Bundle

`evidence/pull-bundles/flashinfer/gh-2051`
