From 8ac6c7a54ed1b98d142dce24b11c6de6a1e239a5 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Tue, 22 Oct 2024 10:36:11 +0000
Subject: [PATCH] 修改4g拨号为QMI,需要在系统里后台执行quectel-CM

---
 kernel/drivers/infiniband/hw/mthca/mthca_cq.c |    7 +------
 1 files changed, 1 insertions(+), 6 deletions(-)

diff --git a/kernel/drivers/infiniband/hw/mthca/mthca_cq.c b/kernel/drivers/infiniband/hw/mthca/mthca_cq.c
index 098653b..26c3408 100644
--- a/kernel/drivers/infiniband/hw/mthca/mthca_cq.c
+++ b/kernel/drivers/infiniband/hw/mthca/mthca_cq.c
@@ -77,7 +77,7 @@
 	__be32 ci_db;		/* Arbel only */
 	__be32 state_db;	/* Arbel only */
 	u32    reserved;
-} __attribute__((packed));
+} __packed;
 
 #define MTHCA_CQ_STATUS_OK          ( 0 << 28)
 #define MTHCA_CQ_STATUS_OVERFLOW    ( 9 << 28)
@@ -211,11 +211,6 @@
 		mthca_write64(MTHCA_TAVOR_CQ_DB_INC_CI | cq->cqn, incr - 1,
 			      dev->kar + MTHCA_CQ_DOORBELL,
 			      MTHCA_GET_DOORBELL_LOCK(&dev->doorbell_lock));
-		/*
-		 * Make sure doorbells don't leak out of CQ spinlock
-		 * and reach the HCA out of order:
-		 */
-		mmiowb();
 	}
 }
 

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