---
id: pr-flash-attention-cutlass-24
repo: dcutoolkit/deeplearing/flash-attention-cutlass
pr: 24
title: 修改dkdv写出
author: zhanghj2
date: '2026-05-01'
url: http://42.228.13.241:10068/dcutoolkit/deeplearing/flash-attention-cutlass/-/merge_requests/24
source_category: upstream-code
architectures:
- dcu
- gfx928
- gfx936
- gfx938
tags:
- attention
- cutlass
- dcu
- flash-attention
- hip
- rocm
techniques:
- implementation
hardware_features: []
kernel_types:
- attention
languages:
- cpp
- python
captured_at: '2026-05-19T07:28:38.621971+00:00'
status: open
merge_sha: fc95e3e9c90165ad6f9a0fe1d68d6b606bd5a6d1
inclusion_reason: Use as LightOp/DCU upstream MR evidence; web/API MR state was unavailable, so validate portability against local LightOp before reuse.
changed_paths:
- csrc/flash_attn/src/dropout.h
- csrc/flash_attn/src/flash_bwd_kernel.h
- csrc/flash_attn/src/flash_bwd_launch_template.h
- csrc/flash_attn/src/flash_fwd_kernel.h
- csrc/flash_attn/src/flash_fwd_launch_template.h
- csrc/flash_attn/src/utils.h
- tests/test_flash_attn.py
artifact_dir: evidence/pull-bundles/flash-attention-cutlass/mr-24
---
# 修改dkdv写出

- Repository: `dcutoolkit/deeplearing/flash-attention-cutlass`
- MR: [24](http://42.228.13.241:10068/dcutoolkit/deeplearing/flash-attention-cutlass/-/merge_requests/24)
- Decision: `include`
- Reason: Use as LightOp/DCU upstream MR evidence; web/API MR state was unavailable, so validate portability against local LightOp before reuse.

## Changed Paths

- `csrc/flash_attn/src/dropout.h`
- `csrc/flash_attn/src/flash_bwd_kernel.h`
- `csrc/flash_attn/src/flash_bwd_launch_template.h`
- `csrc/flash_attn/src/flash_fwd_kernel.h`
- `csrc/flash_attn/src/flash_fwd_launch_template.h`
- `csrc/flash_attn/src/utils.h`
- `tests/test_flash_attn.py`

## Artifact Bundle

`evidence/pull-bundles/flash-attention-cutlass/mr-24`
