From 1da0f1441d934c4fa9257fdc6807da30b52e38a3 Mon Sep 17 00:00:00 2001
From: Lukas Geiger <lukas.geiger94@gmail.com>
Date: Sat, 13 Sep 2025 08:27:04 +0100
Subject: [PATCH] [Core][Multimodal] Cache `supports_kw` (#24773)

Signed-off-by: Lukas Geiger <lukas.geiger94@gmail.com>
---
 vllm/utils/__init__.py | 1 +
 1 file changed, 1 insertion(+)

diff --git a/vllm/utils/__init__.py b/vllm/utils/__init__.py
index 7984f1958ece2..f13381ecd9ff3 100644
--- a/vllm/utils/__init__.py
+++ b/vllm/utils/__init__.py
@@ -2082,6 +2082,7 @@ async def _run_task_with_lock(task: Callable, lock: asyncio.Lock, *args,
         return await task(*args, **kwargs)
 
 
+@lru_cache
 def supports_kw(
     callable: Callable[..., object],
     kw_name: str,