---
id: pr-sglang-15539
repo: sgl-project/sglang
pr: 15539
title: 'MoE: Skip SiLU/GELU activation for masked experts'
author: yuchengz816-bot
date: '2025-12-23'
url: https://github.com/sgl-project/sglang/pull/15539
source_category: upstream-code
architectures:
- sm100
tags:
- kernel-fusion
- moe
techniques:
- kernel-fusion
hardware_features: []
kernel_types:
- moe
languages:
- python
- triton
captured_at: '2026-04-27'
status: merged
merge_sha: 061f41affc703abc6c93958f4e04a93e946e299d
inclusion_reason: kernel file changes
changed_paths:
- python/sglang/srt/layers/moe/fused_moe_triton/fused_moe.py
- python/sglang/srt/layers/moe/fused_moe_triton/fused_moe_triton_kernels.py
head_ref_oid: f9fb8d84b47cbbd77fed33551892d8bd74d3079c
artifact_dir: evidence/pull-bundles/sglang/gh-15539
---
# MoE: Skip SiLU/GELU activation for masked experts

- Repository: `sgl-project/sglang`
- PR: [15539](https://github.com/sgl-project/sglang/pull/15539)
- Decision: `kernel file changes`
- Reason: kernel file changes

## Changed Paths

- `python/sglang/srt/layers/moe/fused_moe_triton/fused_moe.py`
- `python/sglang/srt/layers/moe/fused_moe_triton/fused_moe_triton_kernels.py`

## Evidence Bundle

`evidence/pull-bundles/sglang/gh-15539`
