---
id: pr-quack-104
repo: Dao-AILab/quack
pr: 104
title: Fix autotuner worker device affinity
author: NoahAmsel
date: '2026-04-13'
url: https://github.com/Dao-AILab/quack/pull/104
source_category: upstream-code
architectures:
- sm100
tags:
- quack
techniques:
- autotuning
hardware_features: []
kernel_types: []
languages: []
captured_at: '2026-05-16'
status: merged
merge_sha: 9929c7e6de4580de34aa86a03b93cbc87713ad5a
inclusion_reason: Search-matched CUDA kernel optimization PR; materialize diff/source before synthesis.
changed_paths:
- quack/autotuner.py
artifact_dir: evidence/pull-bundles/quack/gh-104
head_ref_oid: bd25a3efab8ed346a4c287baf564a2a5023a84d9
---
# Fix autotuner worker device affinity

- Repository: `Dao-AILab/quack`
- PR: [104](https://github.com/Dao-AILab/quack/pull/104)
- 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

- `quack/autotuner.py`

## Evidence Bundle

`evidence/pull-bundles/quack/gh-104`
