From patchwork Mon Mar 29 09:45:32 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Liu Shixin X-Patchwork-Id: 411108 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-16.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI, SPF_HELO_NONE, SPF_PASS, USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id AF06BC433DB for ; Mon, 29 Mar 2021 09:16:28 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 78BFF6191D for ; Mon, 29 Mar 2021 09:16:28 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235103AbhC2JP5 (ORCPT ); Mon, 29 Mar 2021 05:15:57 -0400 Received: from szxga04-in.huawei.com ([45.249.212.190]:14181 "EHLO szxga04-in.huawei.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233825AbhC2JP0 (ORCPT ); Mon, 29 Mar 2021 05:15:26 -0400 Received: from DGGEMS403-HUB.china.huawei.com (unknown [172.30.72.60]) by szxga04-in.huawei.com (SkyGuard) with ESMTP id 4F86L74jBqzmbKD; Mon, 29 Mar 2021 17:12:47 +0800 (CST) Received: from huawei.com (10.175.113.32) by DGGEMS403-HUB.china.huawei.com (10.3.19.203) with Microsoft SMTP Server id 14.3.498.0; Mon, 29 Mar 2021 17:15:16 +0800 From: Shixin Liu To: Kashyap Desai , Sumit Saxena , Shivasharan S , "James E.J. Bottomley" , "Martin K. Petersen" CC: , , , Shixin Liu Subject: [PATCH -next] scsi: megaraid_sas: Use DEFINE_SPINLOCK() for spinlock Date: Mon, 29 Mar 2021 17:45:32 +0800 Message-ID: <20210329094532.4165147-1-liushixin2@huawei.com> X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 X-Originating-IP: [10.175.113.32] X-CFilter-Loop: Reflected Precedence: bulk List-ID: X-Mailing-List: linux-scsi@vger.kernel.org spinlock can be initialized automatically with DEFINE_SPINLOCK() rather than explicitly calling spin_lock_init(). Signed-off-by: Shixin Liu Acked-by: Sumit Saxena --- drivers/scsi/megaraid/megaraid_sas_base.c | 4 +--- 1 file changed, 1 insertion(+), 3 deletions(-) diff --git a/drivers/scsi/megaraid/megaraid_sas_base.c b/drivers/scsi/megaraid/megaraid_sas_base.c index 4d4e9dbe5193..8ed347eebf07 100644 --- a/drivers/scsi/megaraid/megaraid_sas_base.c +++ b/drivers/scsi/megaraid/megaraid_sas_base.c @@ -213,7 +213,7 @@ static bool support_nvme_encapsulation; static bool support_pci_lane_margining; /* define lock for aen poll */ -static spinlock_t poll_aen_lock; +static DEFINE_SPINLOCK(poll_aen_lock); extern struct dentry *megasas_debugfs_root; extern int megasas_blk_mq_poll(struct Scsi_Host *shost, unsigned int queue_num); @@ -8934,8 +8934,6 @@ static int __init megasas_init(void) */ pr_info("megasas: %s\n", MEGASAS_VERSION); - spin_lock_init(&poll_aen_lock); - support_poll_for_event = 2; support_device_change = 1; support_nvme_encapsulation = true;