From patchwork Tue Oct 16 09:15:13 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Yang Yingliang X-Patchwork-Id: 10643251 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 51103157A for ; Tue, 16 Oct 2018 09:16:37 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 404042957A for ; Tue, 16 Oct 2018 09:16:37 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 333482958A; Tue, 16 Oct 2018 09:16:37 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-2.9 required=2.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,MAILING_LIST_MULTI,RCVD_IN_DNSWL_NONE autolearn=ham version=3.3.1 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id C6A542957A for ; Tue, 16 Oct 2018 09:16:36 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-ID:Date:Subject:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=FCfWaqu2rGzWt2Py3xxl04Hqi6f4JiXsr5S08eXeL60=; b=kUW18FVqi9e05I z1U204FxcO7agkmw/TC+dad10IoKnrjlCMlUDa4zP2S9eWaDzXramqE2RpzAAYPxVdiz1kv/UWU3S GNQ7xy3/IqVz4pQ+mCc1V942URbuQI5Ca24XyYEVBqUXM4ubW40MusRHialeIMuy6zEzhJkhO14Wx AGgLvKStfHqCpnjb/salREFAUDeJndEEhPxLoh2oWLhfIrfrFqK1qaHikTdNZD1QabaNaNyjn2N/6 Hhh2EDP7eqxJnFh8g9i4JhnkRogY0VyfH7+hbORIShpJQVF15Oiqg1oeyERIC99h8HSpQT9zDsbGz RXYrMcS1azhPGUv9VX8Q==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.90_1 #2 (Red Hat Linux)) id 1gCLSe-0003lW-A1; Tue, 16 Oct 2018 09:16:20 +0000 Received: from szxga07-in.huawei.com ([45.249.212.35] helo=huawei.com) by bombadil.infradead.org with esmtps (Exim 4.90_1 #2 (Red Hat Linux)) id 1gCLS1-0003Uw-9N for linux-arm-kernel@lists.infradead.org; Tue, 16 Oct 2018 09:15:44 +0000 Received: from DGGEMS406-HUB.china.huawei.com (unknown [172.30.72.58]) by Forcepoint Email with ESMTP id 994B3B0D35107; Tue, 16 Oct 2018 17:15:24 +0800 (CST) Received: from localhost (10.177.19.219) by DGGEMS406-HUB.china.huawei.com (10.3.19.206) with Microsoft SMTP Server id 14.3.399.0; Tue, 16 Oct 2018 17:15:19 +0800 From: Yang Yingliang To: , Subject: [PATCH 1/4] irqchip/gic-v3-mbi: fix uninitialized mbi_lock Date: Tue, 16 Oct 2018 17:15:13 +0800 Message-ID: <1539681316-19300-2-git-send-email-yangyingliang@huawei.com> X-Mailer: git-send-email 1.9.5.msysgit.1 In-Reply-To: <1539681316-19300-1-git-send-email-yangyingliang@huawei.com> References: <1539681316-19300-1-git-send-email-yangyingliang@huawei.com> MIME-Version: 1.0 X-Originating-IP: [10.177.19.219] X-CFilter-Loop: Reflected X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20181016_021541_544664_4FBE79C5 X-CRM114-Status: UNSURE ( 9.98 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: marc.zyngier@arm.com, tglx@linutronix.de, guohanjun@huawei.com, yangyingliang@huawei.com Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Virus-Scanned: ClamAV using ClamSMTP mbi_lock is uninitialized, use marco DEFINE_MUTEX to initialize it. Signed-off-by: Yang Yingliang --- drivers/irqchip/irq-gic-v3-mbi.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/irqchip/irq-gic-v3-mbi.c b/drivers/irqchip/irq-gic-v3-mbi.c index ad70e7c..fbfa7ff 100644 --- a/drivers/irqchip/irq-gic-v3-mbi.c +++ b/drivers/irqchip/irq-gic-v3-mbi.c @@ -24,7 +24,7 @@ struct mbi_range { unsigned long *bm; }; -static struct mutex mbi_lock; +static DEFINE_MUTEX(mbi_lock); static phys_addr_t mbi_phys_base; static struct mbi_range *mbi_ranges; static unsigned int mbi_range_nr;