---
id: pr-vllm-17483
repo: vllm-project/vllm
pr: 17483
title: '[v1] Pass BlockTable and KVCacheSpec to AttentionMetadataBuilders'
author: heheda12345
date: '2025-05-10'
url: https://github.com/vllm-project/vllm/pull/17483
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: 950751a9870f040ad0f1a876a8c8a03ecb97000b
inclusion_reason: kernel file changes
changed_paths:
- tests/v1/worker/test_gpu_input_batch.py
- tests/v1/worker/test_gpu_model_runner.py
- vllm/v1/attention/backends/flash_attn.py
- vllm/v1/attention/backends/flashinfer.py
- vllm/v1/attention/backends/mla/common.py
- vllm/v1/attention/backends/mla/flashmla.py
- vllm/v1/attention/backends/mla/rocm_aiter_mla.py
- vllm/v1/worker/block_table.py
- vllm/v1/worker/gpu_input_batch.py
- vllm/v1/worker/gpu_model_runner.py
- vllm/v1/worker/tpu_model_runner.py
head_ref_oid: fbf05f518ed53b9e021707a176982c7ed7f016f4
artifact_dir: evidence/pull-bundles/vllm/gh-17483
---
# [v1] Pass BlockTable and KVCacheSpec to AttentionMetadataBuilders

- Repository: `vllm-project/vllm`
- PR: [17483](https://github.com/vllm-project/vllm/pull/17483)
- Decision: `kernel file changes`
- Reason: kernel file changes

## Changed Paths

- `tests/v1/worker/test_gpu_input_batch.py`
- `tests/v1/worker/test_gpu_model_runner.py`
- `vllm/v1/attention/backends/flash_attn.py`
- `vllm/v1/attention/backends/flashinfer.py`
- `vllm/v1/attention/backends/mla/common.py`
- `vllm/v1/attention/backends/mla/flashmla.py`
- `vllm/v1/attention/backends/mla/rocm_aiter_mla.py`
- `vllm/v1/worker/block_table.py`
- `vllm/v1/worker/gpu_input_batch.py`
- `vllm/v1/worker/gpu_model_runner.py`
- `vllm/v1/worker/tpu_model_runner.py`

## Evidence Bundle

`evidence/pull-bundles/vllm/gh-17483`
