---
id: pr-flash-attention-2303
repo: Dao-AILab/flash-attention
pr: 2303
title: '[Cute,Fwd,Sm100] fix paged kv'
author: jayhshah
date: '2026-03-03'
url: https://github.com/Dao-AILab/flash-attention/pull/2303
source_category: upstream-code
architectures:
- sm100
tags:
- cute
- sm100
- tma
techniques:
- async-copy
hardware_features:
- blackwell
- tma
kernel_types:
- attention
languages:
- cute-dsl
captured_at: '2026-05-16'
status: merged
merge_sha: 2b5db43ba0e2638aa2cf54d4a0ad851004bef069
inclusion_reason: Search-matched CUDA kernel optimization PR; materialize diff/source before synthesis.
changed_paths:
- flash_attn/cute/flash_fwd_sm100.py
- flash_attn/cute/interface.py
artifact_dir: evidence/pull-bundles/flash-attention/gh-2303
head_ref_oid: a7aec64009287aa51c3d3a016a578da13a77da29
---
# [Cute,Fwd,Sm100] fix paged kv

- Repository: `Dao-AILab/flash-attention`
- PR: [2303](https://github.com/Dao-AILab/flash-attention/pull/2303)
- Decision: `Search-matched CUDA kernel optimization PR; materialize diff/source before synthesis.`
- Reason: Search-matched CUDA kernel optimization PR; materialize diff/source before synthesis.

## Changed Paths

- `flash_attn/cute/flash_fwd_sm100.py`
- `flash_attn/cute/interface.py`

## Evidence Bundle

`evidence/pull-bundles/flash-attention/gh-2303`
