From 255129536afdf00f2bb66ccf966cbff0ef42ce4b Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?I=C5=9F=C4=B1k?= <41375111+isikhi@users.noreply.github.com>
Date: Mon, 20 Jan 2025 22:23:28 +0000
Subject: [PATCH] fix: update platform detection for M-series arm based MacBook
 processors (#12227)

Signed-off-by: isikhi <huseyin.isik000@gmail.com>
Signed-off-by: Linkun Chen <github@lkchen.net>
---
 vllm/platforms/__init__.py | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/vllm/platforms/__init__.py b/vllm/platforms/__init__.py
index 6ca95b41dbb07..6033a806d2023 100644
--- a/vllm/platforms/__init__.py
+++ b/vllm/platforms/__init__.py
@@ -101,6 +101,10 @@ def cpu_platform_plugin() -> Optional[str]:
     try:
         from importlib.metadata import version
         is_cpu = "cpu" in version("vllm")
+        if is_cpu == False:
+            import platform
+            is_cpu = platform.machine().lower().startswith("arm")
+
     except Exception:
         pass