---
id: pr-sglang-14897
repo: sgl-project/sglang
pr: 14897
title: Fix dsv3 dp accuracy issue when using bf16-kv
author: Duyi-Wang
date: '2025-12-11'
url: https://github.com/sgl-project/sglang/pull/14897
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: 1dec9e80b8d8d0b86180dc5cb3202528145cddc7
inclusion_reason: kernel file changes
changed_paths:
- python/sglang/srt/layers/attention/aiter_backend.py
head_ref_oid: a2d1bfb7d02f2bf0cda9bbe844ca047e0aa2980c
artifact_dir: evidence/pull-bundles/sglang/gh-14897
---
# Fix dsv3 dp accuracy issue when using bf16-kv

- Repository: `sgl-project/sglang`
- PR: [14897](https://github.com/sgl-project/sglang/pull/14897)
- Decision: `kernel file changes`
- Reason: kernel file changes

## Changed Paths

- `python/sglang/srt/layers/attention/aiter_backend.py`

## Evidence Bundle

`evidence/pull-bundles/sglang/gh-14897`
