---
id: pr-vllm-23035
repo: vllm-project/vllm
pr: 23035
title: '[V1][Mamba1] - Full CUDA and Piecewise CUDA Graphs Support'
author: Josephasafg
date: '2025-08-21'
url: https://github.com/vllm-project/vllm/pull/23035
source_category: upstream-code
architectures:
- sm100
tags: []
techniques: []
hardware_features: []
kernel_types: []
languages: []
captured_at: '2026-05-16'
status: merged
merge_sha: 3663870c72da246d81d8bd8f5c059890fb3f3f5d
inclusion_reason: defer
changed_paths:
- docs/usage/v1_guide.md
- tests/models/language/generation/test_hybrid.py
- vllm/config/compilation.py
- vllm/model_executor/layers/mamba/mamba_mixer.py
- vllm/model_executor/models/jamba.py
- vllm/model_executor/models/mamba.py
- vllm/v1/attention/backends/mamba1_attn.py
- vllm/v1/attention/backends/mamba2_attn.py
- vllm/v1/attention/backends/mamba_attn.py
artifact_dir: evidence/pull-bundles/vllm/gh-23035
head_ref_oid: 5581615861640bbcb44ec46663eed29a98615850
---
# [V1][Mamba1] - Full CUDA and Piecewise CUDA Graphs Support

- Repository: `vllm-project/vllm`
- PR: [23035](https://github.com/vllm-project/vllm/pull/23035)
- Decision: `defer`
- Reason: defer

## Changed Paths

- `docs/usage/v1_guide.md`
- `tests/models/language/generation/test_hybrid.py`
- `vllm/config/compilation.py`
- `vllm/model_executor/layers/mamba/mamba_mixer.py`
- `vllm/model_executor/models/jamba.py`
- `vllm/model_executor/models/mamba.py`
- `vllm/v1/attention/backends/mamba1_attn.py`
- `vllm/v1/attention/backends/mamba2_attn.py`
- `vllm/v1/attention/backends/mamba_attn.py`

## Evidence Bundle

`evidence/pull-bundles/vllm/gh-23035`
