---
id: pr-vllm-34687
repo: vllm-project/vllm
pr: 34687
title: '[Update] Use FlashInfer fast_decode_plan directly instead of replication'
author: askliar
date: '2026-02-27'
url: https://github.com/vllm-project/vllm/pull/34687
source_category: upstream-code
architectures:
- sm100
tags:
- attention
- decode
techniques: []
hardware_features: []
kernel_types:
- attention
- decode
languages:
- python
captured_at: '2026-04-27'
status: merged
merge_sha: 56a6371706bc32c9e2e996ec29911c087a547ac0
inclusion_reason: kernel file changes
changed_paths:
- tests/kernels/attention/test_flashinfer.py
- vllm/v1/attention/backends/flashinfer.py
head_ref_oid: 8e0d95def268cbb1854cbd7b8c6d6d9097f687ca
artifact_dir: evidence/pull-bundles/vllm/gh-34687
---
# [Update] Use FlashInfer fast_decode_plan directly instead of replication

- Repository: `vllm-project/vllm`
- PR: [34687](https://github.com/vllm-project/vllm/pull/34687)
- Decision: `kernel file changes`
- Reason: kernel file changes

## Changed Paths

- `tests/kernels/attention/test_flashinfer.py`
- `vllm/v1/attention/backends/flashinfer.py`

## Evidence Bundle

`evidence/pull-bundles/vllm/gh-34687`
