---
id: pr-vllm-33695
repo: vllm-project/vllm
pr: 33695
title: enable skipping of SW attention layers when using FP8 KV cache
author: jmkuebler
date: '2026-03-27'
url: https://github.com/vllm-project/vllm/pull/33695
source_category: upstream-code
architectures:
- sm100
tags:
- attention
- fp8
- quantization
techniques: []
hardware_features:
- fp8
kernel_types:
- attention
- quantization
languages:
- python
captured_at: '2026-04-27'
status: merged
merge_sha: 98e7f223b9fb03537adc856e594a34a3cd018536
inclusion_reason: kernel file changes
changed_paths:
- tests/quantization/test_fp8.py
- vllm/config/cache.py
- vllm/engine/arg_utils.py
- vllm/model_executor/layers/attention/attention.py
head_ref_oid: f4d0ac5ebc5304cce503b18ba27440ab726d573c
artifact_dir: evidence/pull-bundles/vllm/gh-33695
---
# enable skipping of SW attention layers when using FP8 KV cache

- Repository: `vllm-project/vllm`
- PR: [33695](https://github.com/vllm-project/vllm/pull/33695)
- Decision: `kernel file changes`
- Reason: kernel file changes

## Changed Paths

- `tests/quantization/test_fp8.py`
- `vllm/config/cache.py`
- `vllm/engine/arg_utils.py`
- `vllm/model_executor/layers/attention/attention.py`

## Evidence Bundle

`evidence/pull-bundles/vllm/gh-33695`
