---
id: pr-vllm-23958
repo: vllm-project/vllm
pr: 23958
title: '[Attention] FlashAttention MLA cudagraph support'
author: MatthewBonanni
date: '2025-09-08'
url: https://github.com/vllm-project/vllm/pull/23958
source_category: upstream-code
architectures:
- sm100
tags: []
techniques: []
hardware_features: []
kernel_types: []
languages: []
captured_at: '2026-05-16'
status: merged
merge_sha: 620db1fc5879329dae62367238f97d446904a3ee
inclusion_reason: defer
changed_paths:
- tests/compile/piecewise/test_full_cudagraph.py
- tests/v1/attention/test_mla_backends.py
- tests/v1/cudagraph/test_cudagraph_mode.py
- vllm/v1/attention/backends/mla/common.py
- vllm/v1/attention/backends/mla/flashattn_mla.py
- vllm/v1/attention/backends/mla/flashmla.py
- vllm/v1/attention/backends/mla/rocm_aiter_mla.py
artifact_dir: evidence/pull-bundles/vllm/gh-23958
head_ref_oid: 235670f424885751ba47080b173e4e0c33444a58
---
# [Attention] FlashAttention MLA cudagraph support

- Repository: `vllm-project/vllm`
- PR: [23958](https://github.com/vllm-project/vllm/pull/23958)
- Decision: `defer`
- Reason: defer

## Changed Paths

- `tests/compile/piecewise/test_full_cudagraph.py`
- `tests/v1/attention/test_mla_backends.py`
- `tests/v1/cudagraph/test_cudagraph_mode.py`
- `vllm/v1/attention/backends/mla/common.py`
- `vllm/v1/attention/backends/mla/flashattn_mla.py`
- `vllm/v1/attention/backends/mla/flashmla.py`
- `vllm/v1/attention/backends/mla/rocm_aiter_mla.py`

## Evidence Bundle

`evidence/pull-bundles/vllm/gh-23958`
