---
id: pr-sglang-22079
repo: sgl-project/sglang
pr: 22079
title: '[nvidia] Gemma4 nvfp4 fix'
author: wenscarl
date: '2026-04-10'
url: https://github.com/sgl-project/sglang/pull/22079
source_category: upstream-code
architectures:
- sm100
- sm90
tags:
- attention
- fp4
- gemm
- nvfp4
techniques: []
hardware_features:
- fp4
- nvfp4
kernel_types:
- attention
- gemm
languages:
- python
- triton
captured_at: '2026-04-17'
status: merged
merge_sha: 5638d40f3a31a338edb1a708decee16915af0565
inclusion_reason: kernel file changes
changed_paths:
- python/sglang/srt/layers/attention/triton_ops/extend_attention.py
artifact_dir: evidence/pull-bundles/sglang/gh-22079
head_ref_oid: 2899de623057f3d68086a66c131a225998dc8324
---
# [nvidia] Gemma4 nvfp4 fix

- Repository: `sgl-project/sglang`
- PR: [22079](https://github.com/sgl-project/sglang/pull/22079)
- Decision: `kernel file changes`
- Reason: kernel file changes

## Changed Paths

- `python/sglang/srt/layers/attention/triton_ops/extend_attention.py`

## Evidence Bundle

`evidence/pull-bundles/sglang/gh-22079`
