---
id: pr-sglang-11655
repo: sgl-project/sglang
pr: 11655
title: '[DeepseekV32] Enable flashmla_prefill kernel with fp8 kvcache'
author: hlu1
date: '2025-10-28'
url: https://github.com/sgl-project/sglang/pull/11655
source_category: upstream-code
architectures:
- sm100
tags:
- attention
- fp8
- mla
- prefill
techniques: []
hardware_features:
- fp8
kernel_types:
- attention
- mla
- prefill
languages:
- python
captured_at: '2026-04-27'
status: merged
merge_sha: 81a632ace647aa1edfe9ce9ff52faf2df5a47bce
inclusion_reason: kernel file changes
changed_paths:
- python/sglang/srt/layers/attention/nsa/dequant_k_cache.py
- python/sglang/srt/layers/attention/nsa/quant_k_cache.py
- python/sglang/srt/layers/attention/nsa_backend.py
- python/sglang/srt/server_args.py
head_ref_oid: 31ab89a21777723f81513982d87aed8163a41f27
artifact_dir: evidence/pull-bundles/sglang/gh-11655
---
# [DeepseekV32] Enable flashmla_prefill kernel with fp8 kvcache

- Repository: `sgl-project/sglang`
- PR: [11655](https://github.com/sgl-project/sglang/pull/11655)
- Decision: `kernel file changes`
- Reason: kernel file changes

## Changed Paths

- `python/sglang/srt/layers/attention/nsa/dequant_k_cache.py`
- `python/sglang/srt/layers/attention/nsa/quant_k_cache.py`
- `python/sglang/srt/layers/attention/nsa_backend.py`
- `python/sglang/srt/server_args.py`

## Evidence Bundle

`evidence/pull-bundles/sglang/gh-11655`
