From patchwork Tue Sep 27 20:47:56 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Ross Zwisler X-Patchwork-Id: 9352809 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id 56682608A0 for ; Tue, 27 Sep 2016 20:48:21 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 46F84291F2 for ; Tue, 27 Sep 2016 20:48:21 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 33C5529200; Tue, 27 Sep 2016 20:48:21 +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=-1.9 required=2.0 tests=BAYES_00, RCVD_IN_DNSWL_NONE autolearn=ham version=3.3.1 Received: from ml01.01.org (ml01.01.org [198.145.21.10]) (using TLSv1.2 with cipher DHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id EBBE9291FC for ; Tue, 27 Sep 2016 20:48:20 +0000 (UTC) Received: from [127.0.0.1] (localhost [IPv6:::1]) by ml01.01.org (Postfix) with ESMTP id DE4A61A1E46; Tue, 27 Sep 2016 13:48:20 -0700 (PDT) X-Original-To: linux-nvdimm@lists.01.org Delivered-To: linux-nvdimm@lists.01.org Received: from mga14.intel.com (mga14.intel.com [192.55.52.115]) (using TLSv1 with cipher CAMELLIA256-SHA (256/256 bits)) (No client certificate requested) by ml01.01.org (Postfix) with ESMTPS id 2BE9F1A1E34 for ; Tue, 27 Sep 2016 13:48:18 -0700 (PDT) Received: from orsmga004.jf.intel.com ([10.7.209.38]) by fmsmga103.fm.intel.com with ESMTP; 27 Sep 2016 13:48:18 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.30,406,1470726000"; d="scan'208";a="14357676" Received: from theros.lm.intel.com ([10.232.112.77]) by orsmga004.jf.intel.com with ESMTP; 27 Sep 2016 13:48:17 -0700 From: Ross Zwisler To: linux-kernel@vger.kernel.org Subject: [PATCH v3 05/11] dax: make 'wait_table' global variable static Date: Tue, 27 Sep 2016 14:47:56 -0600 Message-Id: <1475009282-9818-6-git-send-email-ross.zwisler@linux.intel.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1475009282-9818-1-git-send-email-ross.zwisler@linux.intel.com> References: <1475009282-9818-1-git-send-email-ross.zwisler@linux.intel.com> X-BeenThere: linux-nvdimm@lists.01.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: "Linux-nvdimm developer list." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Theodore Ts'o , Matthew Wilcox , Dave Chinner , linux-nvdimm@lists.01.org, Christoph Hellwig , linux-xfs@vger.kernel.org, linux-mm@kvack.org, Andreas Dilger , Alexander Viro , Jan Kara , linux-fsdevel@vger.kernel.org, linux-ext4@vger.kernel.org, Andrew Morton MIME-Version: 1.0 Errors-To: linux-nvdimm-bounces@lists.01.org Sender: "Linux-nvdimm" X-Virus-Scanned: ClamAV using ClamSMTP The global 'wait_table' variable is only used within fs/dax.c, and generates the following sparse warning: fs/dax.c:39:19: warning: symbol 'wait_table' was not declared. Should it be static? Make it static so it has scope local to fs/dax.c, and to make sparse happy. Signed-off-by: Ross Zwisler --- fs/dax.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/fs/dax.c b/fs/dax.c index 9b9be8a..ac28cdf 100644 --- a/fs/dax.c +++ b/fs/dax.c @@ -52,7 +52,7 @@ #define DAX_WAIT_TABLE_BITS 12 #define DAX_WAIT_TABLE_ENTRIES (1 << DAX_WAIT_TABLE_BITS) -wait_queue_head_t wait_table[DAX_WAIT_TABLE_ENTRIES]; +static wait_queue_head_t wait_table[DAX_WAIT_TABLE_ENTRIES]; static int __init init_dax_wait_table(void) {