---
id: pr-vllm-16751
repo: vllm-project/vllm
pr: 16751
title: '[Bugfix] Fix cutlass dispatch for fp8/int8 to properly invoke M<=16 c…'
author: Ther-LF
date: '2025-04-28'
url: https://github.com/vllm-project/vllm/pull/16751
source_category: upstream-code
architectures:
- sm100
tags: []
techniques: []
hardware_features: []
kernel_types: []
languages: []
captured_at: '2026-05-16'
status: merged
merge_sha: c12df53b60d246f5cffd5f011b3141b9e7b5307b
inclusion_reason: defer
changed_paths:
- csrc/quantization/cutlass_w8a8/scaled_mm_c2x_sm89_fp8_dispatch.cuh
- csrc/quantization/cutlass_w8a8/scaled_mm_c2x_sm89_int8_dispatch.cuh
artifact_dir: evidence/pull-bundles/vllm/gh-16751
head_ref_oid: f44b021998a890a4c08c86ed85c0e65f3bdebb29
---
# [Bugfix] Fix cutlass dispatch for fp8/int8 to properly invoke M<=16 c…

- Repository: `vllm-project/vllm`
- PR: [16751](https://github.com/vllm-project/vllm/pull/16751)
- Decision: `defer`
- Reason: defer

## Changed Paths

- `csrc/quantization/cutlass_w8a8/scaled_mm_c2x_sm89_fp8_dispatch.cuh`
- `csrc/quantization/cutlass_w8a8/scaled_mm_c2x_sm89_int8_dispatch.cuh`

## Evidence Bundle

`evidence/pull-bundles/vllm/gh-16751`
