From mboxrd@z Thu Jan 1 00:00:00 1970 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=-19.1 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER,INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED,USER_AGENT_GIT autolearn=unavailable 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 3F493C433ED for ; Mon, 17 May 2021 15:15:17 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 1ED1360FD7 for ; Mon, 17 May 2021 15:15:17 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S243208AbhEQPQc (ORCPT ); Mon, 17 May 2021 11:16:32 -0400 Received: from mail.kernel.org ([198.145.29.99]:46224 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S242023AbhEQPGZ (ORCPT ); Mon, 17 May 2021 11:06:25 -0400 Received: by mail.kernel.org (Postfix) with ESMTPSA id 4DF2E61C1C; Mon, 17 May 2021 14:29:03 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1621261743; bh=VV7ARd4sADhy2SCdqI5J0ibwDpbU0nxrrWrcwu9aO+s=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=i6gki0oEv4nQ/Boh+1pnf/IRYSfWL7mgsEUs6Y3o7uansmbqe2z5Z3fyVfqdNnvvK J4LIrgt/LFUF7Jd3mzfOYCfiooceDKjxk2tQSXYf9wc5vgBUkGItZDotBPYtngzxqd 19oOIllu2ID7uh5CQ+UQkKjTawNr28jlFJsxu+Kc= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Zheng Yongjun , Dave Jiang , Vinod Koul , Sasha Levin Subject: [PATCH 5.11 158/329] dma: idxd: use DEFINE_MUTEX() for mutex lock Date: Mon, 17 May 2021 16:01:09 +0200 Message-Id: <20210517140307.471371707@linuxfoundation.org> X-Mailer: git-send-email 2.31.1 In-Reply-To: <20210517140302.043055203@linuxfoundation.org> References: <20210517140302.043055203@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Zheng Yongjun [ Upstream commit e2fcd6e427c2fae92b366b24759f95d77b6f7bc7 ] mutex lock can be initialized automatically with DEFINE_MUTEX() rather than explicitly calling mutex_init(). Signed-off-by: Zheng Yongjun Acked-by: Dave Jiang Link: https://lore.kernel.org/r/20201224132254.30961-1-zhengyongjun3@huawei.com Signed-off-by: Vinod Koul Signed-off-by: Sasha Levin --- drivers/dma/idxd/init.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/drivers/dma/idxd/init.c b/drivers/dma/idxd/init.c index ababd059da6f..d223242a34f4 100644 --- a/drivers/dma/idxd/init.c +++ b/drivers/dma/idxd/init.c @@ -31,7 +31,7 @@ MODULE_AUTHOR("Intel Corporation"); bool support_enqcmd; static struct idr idxd_idrs[IDXD_TYPE_MAX]; -static struct mutex idxd_idr_lock; +static DEFINE_MUTEX(idxd_idr_lock); static struct pci_device_id idxd_pci_tbl[] = { /* DSA ver 1.0 platforms */ @@ -543,7 +543,6 @@ static int __init idxd_init_module(void) else support_enqcmd = true; - mutex_init(&idxd_idr_lock); for (i = 0; i < IDXD_TYPE_MAX; i++) idr_init(&idxd_idrs[i]); -- 2.30.2