---
id: pr-flashinfer-2588
repo: flashinfer-ai/flashinfer
pr: 2588
title: 'Perf: Optimize GDN decode pretranspose kernel for all batch sizes'
author: ameynaik-hub
date: '2026-02-26'
url: https://github.com/flashinfer-ai/flashinfer/pull/2588
source_category: upstream-code
architectures:
- sm100
tags:
- decode
techniques: []
hardware_features: []
kernel_types:
- decode
languages:
- python
captured_at: '2026-04-27'
status: merged
merge_sha: 1589ebb405b437dab5a3b0ca3b77097da0959071
inclusion_reason: semantic match with file changes
changed_paths:
- flashinfer/gdn_decode.py
head_ref_oid: acab90f919f6bd870bd379aa098917a45b851910
artifact_dir: evidence/pull-bundles/flashinfer/gh-2588
---
# Perf: Optimize GDN decode pretranspose kernel for all batch sizes

- Repository: `flashinfer-ai/flashinfer`
- PR: [2588](https://github.com/flashinfer-ai/flashinfer/pull/2588)
- Decision: `semantic match with file changes`
- Reason: semantic match with file changes

## Changed Paths

- `flashinfer/gdn_decode.py`

## Evidence Bundle

`evidence/pull-bundles/flashinfer/gh-2588`
