From c4dd6d78fd6485e103d71ba815b0a530e5c49439 Mon Sep 17 00:00:00 2001
From: passtoor-agi <305788622+passtoor-agi@users.noreply.github.com>
Date: Fri, 17 Jul 2026 17:27:50 +0300
Subject: [PATCH] Fix: Restore data_parallel_size > 1 for
 use_sequence_parallel_moe (#48849)

Signed-off-by: passtoor-agi <305788622+passtoor-agi@users.noreply.github.com>
---
 vllm/config/parallel.py | 1 +
 1 file changed, 1 insertion(+)

diff --git a/vllm/config/parallel.py b/vllm/config/parallel.py
index 909e4418f4..7c270b0c0e 100644
--- a/vllm/config/parallel.py
+++ b/vllm/config/parallel.py
@@ -652,6 +652,7 @@ class ParallelConfig:
             )
             and self.enable_expert_parallel
             and self.tensor_parallel_size > 1
+            and self.data_parallel_size > 1
         )
 
     @property