[XPU] avoid triton import for xpu (#9440)

Co-authored-by: Cyrus Leung <tlleungac@connect.ust.hk>
Co-authored-by: Cyrus Leung <cyrus.tl.leung@gmail.com>

vllm/triton_utils/importing.py

@@ -5,10 +5,12 @@ from vllm.platforms import current_platform
 
 logger = init_logger(__name__)
 
-# neuron has too old torch
-HAS_TRITON = find_spec(
-    "triton") is not None and not current_platform.is_neuron()
+HAS_TRITON = (
+    find_spec("triton") is not None
+    and not current_platform.is_xpu()  # Not compatible
+    and not current_platform.is_neuron()  # neuron has too old torch
+)
 
 if not HAS_TRITON:
-    logger.info("Triton not installed; certain GPU-related functions"
-                " will not be available.")
+    logger.info("Triton not installed or not compatible; certain GPU-related"
+                " functions will not be available.")