---
id: pr-sglang-16171
repo: sgl-project/sglang
pr: 16171
title: '[VLM] Adopt jit qk_norm kernel in VLM'
author: yuan-luo
date: '2026-01-01'
url: https://github.com/sgl-project/sglang/pull/16171
source_category: upstream-code
architectures:
- sm100
tags:
- attention
techniques: []
hardware_features: []
kernel_types:
- attention
languages:
- python
captured_at: '2026-04-27'
status: merged
merge_sha: 3a42c5e34190f9a254477a74eaa9f024beb5477c
inclusion_reason: kernel file changes
changed_paths:
- python/sglang/jit_kernel/benchmark/bench_qknorm.py
- python/sglang/jit_kernel/norm.py
- python/sglang/srt/layers/attention/vision.py
- python/sglang/srt/models/utils.py
head_ref_oid: 130208a9d90d2eb230c17c0a29fbc5ec99af61bb
artifact_dir: evidence/pull-bundles/sglang/gh-16171
---
# [VLM] Adopt jit qk_norm kernel in VLM

- Repository: `sgl-project/sglang`
- PR: [16171](https://github.com/sgl-project/sglang/pull/16171)
- Decision: `kernel file changes`
- Reason: kernel file changes

## Changed Paths

- `python/sglang/jit_kernel/benchmark/bench_qknorm.py`
- `python/sglang/jit_kernel/norm.py`
- `python/sglang/srt/layers/attention/vision.py`
- `python/sglang/srt/models/utils.py`

## Evidence Bundle

`evidence/pull-bundles/sglang/gh-16171`
