---
id: pr-vllm-29540
repo: vllm-project/vllm
pr: 29540
title: '[Attention] Update attention imports'
author: MatthewBonanni
date: '2025-11-27'
url: https://github.com/vllm-project/vllm/pull/29540
source_category: upstream-code
architectures:
- sm100
tags: []
techniques: []
hardware_features: []
kernel_types: []
languages: []
captured_at: '2026-05-16'
status: merged
merge_sha: fc1d8be3dc97e33ade7fb578451006bb044a5e60
inclusion_reason: defer
changed_paths:
- tests/v1/attention/test_rocm_attention_backends_selection.py
- tests/v1/kv_connector/unit/test_backwards_compatibility.py
- vllm/attention/backends/abstract.py
- vllm/attention/layers/chunked_local_attention.py
- vllm/config/model.py
- vllm/config/multimodal.py
- vllm/distributed/kv_transfer/kv_connector/v1/base.py
- vllm/distributed/kv_transfer/kv_connector/v1/decode_bench_connector.py
- vllm/distributed/kv_transfer/kv_connector/v1/lmcache_connector.py
- vllm/distributed/kv_transfer/kv_connector/v1/lmcache_integration/vllm_v1_adapter.py
- vllm/distributed/kv_transfer/kv_connector/v1/lmcache_mp_connector.py
- vllm/distributed/kv_transfer/kv_connector/v1/multi_connector.py
- vllm/distributed/kv_transfer/kv_connector/v1/nixl_connector.py
- vllm/distributed/kv_transfer/kv_connector/v1/p2p/p2p_nccl_connector.py
- vllm/distributed/kv_transfer/kv_connector/v1/shared_storage_connector.py
- vllm/forward_context.py
- vllm/model_executor/layers/attention_layer_base.py
- vllm/model_executor/layers/mamba/abstract.py
- vllm/model_executor/layers/quantization/compressed_tensors/compressed_tensors.py
- vllm/model_executor/layers/quantization/fp8.py
- vllm/model_executor/layers/quantization/modelopt.py
- vllm/model_executor/layers/quantization/mxfp4.py
- vllm/model_executor/layers/quantization/petit.py
- vllm/model_executor/layers/quantization/ptpc_fp8.py
- vllm/model_executor/layers/quantization/quark/quark.py
- vllm/platforms/cpu.py
- vllm/platforms/cuda.py
- vllm/platforms/interface.py
- vllm/platforms/rocm.py
- vllm/platforms/tpu.py
- vllm/platforms/xpu.py
- vllm/v1/attention/backends/cpu_attn.py
- vllm/v1/attention/backends/flash_attn.py
- vllm/v1/attention/backends/flex_attention.py
- vllm/v1/attention/backends/utils.py
- vllm/v1/kv_offload/spec.py
- vllm/v1/spec_decode/eagle.py
- vllm/v1/worker/utils.py
artifact_dir: evidence/pull-bundles/vllm/gh-29540
head_ref_oid: b3fd814951658ce8ec5f16df47e36ac521ba681b
---
# [Attention] Update attention imports

- Repository: `vllm-project/vllm`
- PR: [29540](https://github.com/vllm-project/vllm/pull/29540)
- Decision: `defer`
- Reason: defer

## Changed Paths

- `tests/v1/attention/test_rocm_attention_backends_selection.py`
- `tests/v1/kv_connector/unit/test_backwards_compatibility.py`
- `vllm/attention/backends/abstract.py`
- `vllm/attention/layers/chunked_local_attention.py`
- `vllm/config/model.py`
- `vllm/config/multimodal.py`
- `vllm/distributed/kv_transfer/kv_connector/v1/base.py`
- `vllm/distributed/kv_transfer/kv_connector/v1/decode_bench_connector.py`
- `vllm/distributed/kv_transfer/kv_connector/v1/lmcache_connector.py`
- `vllm/distributed/kv_transfer/kv_connector/v1/lmcache_integration/vllm_v1_adapter.py`
- `vllm/distributed/kv_transfer/kv_connector/v1/lmcache_mp_connector.py`
- `vllm/distributed/kv_transfer/kv_connector/v1/multi_connector.py`
- `vllm/distributed/kv_transfer/kv_connector/v1/nixl_connector.py`
- `vllm/distributed/kv_transfer/kv_connector/v1/p2p/p2p_nccl_connector.py`
- `vllm/distributed/kv_transfer/kv_connector/v1/shared_storage_connector.py`
- `vllm/forward_context.py`
- `vllm/model_executor/layers/attention_layer_base.py`
- `vllm/model_executor/layers/mamba/abstract.py`
- `vllm/model_executor/layers/quantization/compressed_tensors/compressed_tensors.py`
- `vllm/model_executor/layers/quantization/fp8.py`
- `vllm/model_executor/layers/quantization/modelopt.py`
- `vllm/model_executor/layers/quantization/mxfp4.py`
- `vllm/model_executor/layers/quantization/petit.py`
- `vllm/model_executor/layers/quantization/ptpc_fp8.py`
- `vllm/model_executor/layers/quantization/quark/quark.py`
- `vllm/platforms/cpu.py`
- `vllm/platforms/cuda.py`
- `vllm/platforms/interface.py`
- `vllm/platforms/rocm.py`
- `vllm/platforms/tpu.py`
- `vllm/platforms/xpu.py`
- `vllm/v1/attention/backends/cpu_attn.py`
- `vllm/v1/attention/backends/flash_attn.py`
- `vllm/v1/attention/backends/flex_attention.py`
- `vllm/v1/attention/backends/utils.py`
- `vllm/v1/kv_offload/spec.py`
- `vllm/v1/spec_decode/eagle.py`
- `vllm/v1/worker/utils.py`

## Evidence Bundle

`evidence/pull-bundles/vllm/gh-29540`
