---
id: pr-flashinfer-863
repo: flashinfer-ai/flashinfer
pr: 863
title: 'perf: dynamic split-k for MLA'
author: yzh119
date: '2025-02-17'
url: https://github.com/flashinfer-ai/flashinfer/pull/863
source_category: upstream-code
architectures:
- sm100
tags:
- attention
- mla
techniques: []
hardware_features: []
kernel_types:
- attention
- mla
languages:
- cuda-cpp
captured_at: '2026-04-17'
status: merged
merge_sha: 41a4f5618179f0366ef814951efac6d5a2f967b3
inclusion_reason: kernel file changes
changed_paths:
- benchmarks/bench_deepseek_mla.py
- csrc/batch_mla_run.cu
- include/flashinfer/attention/cascade.cuh
- include/flashinfer/attention/mla_fa2.cuh
- include/flashinfer/attention/mla_params.cuh
- include/flashinfer/attention/scheduler.cuh
head_ref_oid: 9fbc42952fa550eaa2aaaee66709b5b9486021de
artifact_dir: evidence/pull-bundles/flashinfer/gh-863
---
# perf: dynamic split-k for MLA

- Repository: `flashinfer-ai/flashinfer`
- PR: [863](https://github.com/flashinfer-ai/flashinfer/pull/863)
- Decision: `kernel file changes`
- Reason: kernel file changes

## Changed Paths

- `benchmarks/bench_deepseek_mla.py`
- `csrc/batch_mla_run.cu`
- `include/flashinfer/attention/cascade.cuh`
- `include/flashinfer/attention/mla_fa2.cuh`
- `include/flashinfer/attention/mla_params.cuh`
- `include/flashinfer/attention/scheduler.cuh`

## Evidence Bundle

`evidence/pull-bundles/flashinfer/gh-863`
