---
id: pr-vllm-34900
repo: vllm-project/vllm
pr: 34900
title: '[Model Bash][DSR1] Add selective dynamic shape marking for CustomOp'
author: vadiklyutiy
date: '2026-02-22'
url: https://github.com/vllm-project/vllm/pull/34900
source_category: upstream-code
architectures:
- sm100
tags:
- attention
- mla
techniques: []
hardware_features: []
kernel_types:
- attention
- mla
languages:
- python
captured_at: '2026-04-27'
status: merged
merge_sha: 74d90b1ce49e5984ccf054d6e918c8efbafce3c1
inclusion_reason: kernel file changes
changed_paths:
- vllm/model_executor/custom_op.py
- vllm/model_executor/layers/attention/mla_attention.py
head_ref_oid: 1cc85dd3a1ad2dbb04c1055327d9346d634be3da
artifact_dir: evidence/pull-bundles/vllm/gh-34900
---
# [Model Bash][DSR1] Add selective dynamic shape marking for CustomOp

- Repository: `vllm-project/vllm`
- PR: [34900](https://github.com/vllm-project/vllm/pull/34900)
- Decision: `kernel file changes`
- Reason: kernel file changes

## Changed Paths

- `vllm/model_executor/custom_op.py`
- `vllm/model_executor/layers/attention/mla_attention.py`

## Evidence Bundle

`evidence/pull-bundles/vllm/gh-34900`
