---
id: pr-sglang-5090
repo: sgl-project/sglang
pr: 5090
title: Refactor and Optimize FA3 Code
author: hebiao064
date: '2025-04-07'
url: https://github.com/sgl-project/sglang/pull/5090
source_category: upstream-code
architectures:
- sm100
tags: []
techniques: []
hardware_features: []
kernel_types: []
languages: []
captured_at: '2026-05-16'
status: merged
merge_sha: 93470a14116a60fe5dd43f0599206e8ccabdc211
inclusion_reason: defer
changed_paths:
- python/sglang/srt/layers/attention/flashattention_backend.py
artifact_dir: evidence/pull-bundles/sglang/gh-5090
head_ref_oid: 7c843f7dc3296df9115f725abbcf674fe5a09b0a
---
# Refactor and Optimize FA3 Code

- Repository: `sgl-project/sglang`
- PR: [5090](https://github.com/sgl-project/sglang/pull/5090)
- Decision: `defer`
- Reason: defer

## Changed Paths

- `python/sglang/srt/layers/attention/flashattention_backend.py`

## Evidence Bundle

`evidence/pull-bundles/sglang/gh-5090`
