---
id: pr-vllm-23214
repo: vllm-project/vllm
pr: 23214
title: '[Core] Always use tensor cores for Flashinfer Decode Wrapper'
author: pavanimajety
date: '2025-08-21'
url: https://github.com/vllm-project/vllm/pull/23214
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: 1d353b6352da30122ef084e656506bc3c43349c8
inclusion_reason: kernel file changes
changed_paths:
- benchmarks/kernels/benchmark_trtllm_decode_attention.py
- tests/kernels/attention/test_flashinfer.py
- tests/kernels/attention/test_flashinfer_trtllm_attention.py
- vllm/envs.py
- vllm/v1/attention/backends/flashinfer.py
head_ref_oid: 76433e71075fdab60432df2f80edf67a7e0c2a49
artifact_dir: evidence/pull-bundles/vllm/gh-23214
---
# [Core] Always use tensor cores for Flashinfer Decode Wrapper

- Repository: `vllm-project/vllm`
- PR: [23214](https://github.com/vllm-project/vllm/pull/23214)
- Decision: `kernel file changes`
- Reason: kernel file changes

## Changed Paths

- `benchmarks/kernels/benchmark_trtllm_decode_attention.py`
- `tests/kernels/attention/test_flashinfer.py`
- `tests/kernels/attention/test_flashinfer_trtllm_attention.py`
- `vllm/envs.py`
- `vllm/v1/attention/backends/flashinfer.py`

## Evidence Bundle

`evidence/pull-bundles/vllm/gh-23214`
