---
id: pr-vllm-29441
repo: vllm-project/vllm
pr: 29441
title: Change warning logs to debug for unimplemented MXFP4 Linear/Attention
author: mgoin
date: '2025-11-25'
url: https://github.com/vllm-project/vllm/pull/29441
source_category: upstream-code
architectures:
- sm100
tags: []
techniques: []
hardware_features: []
kernel_types: []
languages: []
captured_at: '2026-05-16'
status: merged
merge_sha: 7df0289782ab500b2713b7521979c28de2b21cac
inclusion_reason: defer
changed_paths:
- vllm/model_executor/layers/quantization/mxfp4.py
artifact_dir: evidence/pull-bundles/vllm/gh-29441
head_ref_oid: 01e131660c8f5e34ba136e98d5f31f0eb91d079a
---
# Change warning logs to debug for unimplemented MXFP4 Linear/Attention

- Repository: `vllm-project/vllm`
- PR: [29441](https://github.com/vllm-project/vllm/pull/29441)
- Decision: `defer`
- Reason: defer

## Changed Paths

- `vllm/model_executor/layers/quantization/mxfp4.py`

## Evidence Bundle

`evidence/pull-bundles/vllm/gh-29441`
