From d12433adfc5a623058c437e0b36c4b8ee84ed301 Mon Sep 17 00:00:00 2001
From: Thomas Parnell <tpa@zurich.ibm.com>
Date: Wed, 24 Sep 2025 01:23:30 +0200
Subject: [PATCH] [Kernel] [Mamba] Remove BLOCK_H=1 from list of tuneable
 configurations for `_chunk_cumsum_fwd_kernel` (#25197)

Signed-off-by: Thomas Parnell <tpa@zurich.ibm.com>
Co-authored-by: Chih-Chieh-Yang <chih.chieh.yang@ibm.com>
Signed-off-by: yewentao256 <zhyanwentao@126.com>
---
 vllm/model_executor/layers/mamba/ops/ssd_chunk_state.py | 1 -
 1 file changed, 1 deletion(-)

diff --git a/vllm/model_executor/layers/mamba/ops/ssd_chunk_state.py b/vllm/model_executor/layers/mamba/ops/ssd_chunk_state.py
index a7b3c814859ce..2e657426143b1 100644
--- a/vllm/model_executor/layers/mamba/ops/ssd_chunk_state.py
+++ b/vllm/model_executor/layers/mamba/ops/ssd_chunk_state.py
@@ -17,7 +17,6 @@ from .mamba_ssm import softplus
 
 @triton.autotune(
     configs=[
-        triton.Config({'BLOCK_SIZE_H': 1}),
         triton.Config({'BLOCK_SIZE_H': 2}),
         triton.Config({'BLOCK_SIZE_H': 4}),
         triton.Config({'BLOCK_SIZE_H': 8}),