---
id: pr-flashinfer-785
repo: flashinfer-ai/flashinfer
pr: 785
title: 'bugfix: drop CTA_TILE_Q=32'
author: abcdabcd987
date: '2025-02-04'
url: https://github.com/flashinfer-ai/flashinfer/pull/785
source_category: upstream-code
architectures:
- sm100
tags:
- prefill
techniques: []
hardware_features: []
kernel_types:
- prefill
languages:
- cuda-cpp
captured_at: '2026-04-17'
status: merged
merge_sha: 83bab99d1469b56ef24068bf99482dfe326449c9
inclusion_reason: kernel file changes
changed_paths:
- aot_build_utils/generate_batch_paged_prefill_inst.py
- aot_build_utils/generate_batch_ragged_prefill_inst.py
- csrc/batch_prefill_paged_kernel_inst.jinja
- csrc/batch_prefill_ragged_kernel_inst.jinja
- include/flashinfer/utils.cuh
head_ref_oid: 2b332451727d27b6a87296b91ae7416528d0e3ce
artifact_dir: evidence/pull-bundles/flashinfer/gh-785
---
# bugfix: drop CTA_TILE_Q=32

- Repository: `flashinfer-ai/flashinfer`
- PR: [785](https://github.com/flashinfer-ai/flashinfer/pull/785)
- Decision: `kernel file changes`
- Reason: kernel file changes

## Changed Paths

- `aot_build_utils/generate_batch_paged_prefill_inst.py`
- `aot_build_utils/generate_batch_ragged_prefill_inst.py`
- `csrc/batch_prefill_paged_kernel_inst.jinja`
- `csrc/batch_prefill_ragged_kernel_inst.jinja`
- `include/flashinfer/utils.cuh`

## Evidence Bundle

`evidence/pull-bundles/flashinfer/gh-785`
