---
id: pr-vllm-13111
repo: vllm-project/vllm
pr: 13111
title: '[Attention] Update to lastest FA3 code'
author: LucasWilkinson
date: '2025-04-17'
url: https://github.com/vllm-project/vllm/pull/13111
source_category: upstream-code
architectures:
- sm100
tags: []
techniques: []
hardware_features: []
kernel_types: []
languages: []
captured_at: '2026-05-16'
status: merged
merge_sha: 183dad7a85487dbb351c43c11d2180a6108d5448
inclusion_reason: defer
changed_paths:
- cmake/external_projects/vllm_flash_attn.cmake
- vllm/attention/backends/mla/common.py
- vllm/attention/backends/utils.py
- vllm/v1/attention/backends/flash_attn.py
- vllm/v1/attention/backends/mla/common.py
artifact_dir: evidence/pull-bundles/vllm/gh-13111
head_ref_oid: fcc54d803a5d95cc8d7e9e3a9b22be651485028a
---
# [Attention] Update to lastest FA3 code

- Repository: `vllm-project/vllm`
- PR: [13111](https://github.com/vllm-project/vllm/pull/13111)
- Decision: `defer`
- Reason: defer

## Changed Paths

- `cmake/external_projects/vllm_flash_attn.cmake`
- `vllm/attention/backends/mla/common.py`
- `vllm/attention/backends/utils.py`
- `vllm/v1/attention/backends/flash_attn.py`
- `vllm/v1/attention/backends/mla/common.py`

## Evidence Bundle

`evidence/pull-bundles/vllm/gh-13111`
