---
id: pr-vllm-21367
repo: vllm-project/vllm
pr: 21367
title: '[V1][CUDA] Full cudagraph support for FlashInfer'
author: fhl2000
date: '2025-08-02'
url: https://github.com/vllm-project/vllm/pull/21367
source_category: upstream-code
architectures:
- sm100
tags: []
techniques: []
hardware_features: []
kernel_types: []
languages: []
captured_at: '2026-05-16'
status: merged
merge_sha: 23322431c802bb1057426c7ca31b22e859b51644
inclusion_reason: defer
changed_paths:
- vllm/v1/attention/backends/flash_attn.py
- vllm/v1/attention/backends/flashinfer.py
- vllm/v1/attention/backends/mla/flashmla.py
- vllm/v1/attention/backends/mla/rocm_aiter_mla.py
- vllm/v1/attention/backends/triton_attn.py
- vllm/v1/attention/backends/utils.py
- vllm/v1/worker/gpu_model_runner.py
- vllm/v1/worker/gpu_worker.py
artifact_dir: evidence/pull-bundles/vllm/gh-21367
head_ref_oid: c9841557a65485a50286c3ef095840e272d47da3
---
# [V1][CUDA] Full cudagraph support for FlashInfer

- Repository: `vllm-project/vllm`
- PR: [21367](https://github.com/vllm-project/vllm/pull/21367)
- Decision: `defer`
- Reason: defer

## Changed Paths

- `vllm/v1/attention/backends/flash_attn.py`
- `vllm/v1/attention/backends/flashinfer.py`
- `vllm/v1/attention/backends/mla/flashmla.py`
- `vllm/v1/attention/backends/mla/rocm_aiter_mla.py`
- `vllm/v1/attention/backends/triton_attn.py`
- `vllm/v1/attention/backends/utils.py`
- `vllm/v1/worker/gpu_model_runner.py`
- `vllm/v1/worker/gpu_worker.py`

## Evidence Bundle

`evidence/pull-bundles/vllm/gh-21367`
