---
id: pr-vllm-13747
repo: vllm-project/vllm
pr: 13747
title: '[Kernel] FlashMLA integration'
author: LucasWilkinson
date: '2025-02-27'
url: https://github.com/vllm-project/vllm/pull/13747
source_category: upstream-code
architectures:
- sm100
tags:
- attention
- mla
techniques: []
hardware_features: []
kernel_types:
- attention
- mla
languages:
- cuda-cpp
captured_at: '2026-04-27'
status: merged
merge_sha: f95903909f07999ef77a9ce81290ad6b848fa08c
inclusion_reason: kernel file changes
changed_paths:
- CMakeLists.txt
- cmake/external_projects/flashmla.cmake
- cmake/external_projects/vllm_flash_attn.cmake
- setup.py
- tests/kernels/test_flashmla.py
- vllm/_custom_ops.py
- vllm/attention/backends/flashmla.py
- vllm/attention/backends/mla/common.py
- vllm/attention/ops/flashmla.py
- vllm/platforms/cuda.py
- vllm/platforms/interface.py
head_ref_oid: ca7fa2d3df79e488ff04714dd53256dbb223b738
artifact_dir: evidence/pull-bundles/vllm/gh-13747
---
# [Kernel] FlashMLA integration

- Repository: `vllm-project/vllm`
- PR: [13747](https://github.com/vllm-project/vllm/pull/13747)
- Decision: `kernel file changes`
- Reason: kernel file changes

## Changed Paths

- `CMakeLists.txt`
- `cmake/external_projects/flashmla.cmake`
- `cmake/external_projects/vllm_flash_attn.cmake`
- `setup.py`
- `tests/kernels/test_flashmla.py`
- `vllm/_custom_ops.py`
- `vllm/attention/backends/flashmla.py`
- `vllm/attention/backends/mla/common.py`
- `vllm/attention/ops/flashmla.py`
- `vllm/platforms/cuda.py`
- `vllm/platforms/interface.py`

## Evidence Bundle

`evidence/pull-bundles/vllm/gh-13747`
