From: Ross Zwisler Subject: [PATCH v6 05/17] dax: make 'wait_table' global variable static Date: Wed, 12 Oct 2016 16:50:10 -0600 Message-ID: <20161012225022.15507-6-ross.zwisler@linux.intel.com> References: <20161012225022.15507-1-ross.zwisler@linux.intel.com> Cc: Ross Zwisler , "Theodore Ts'o" , Alexander Viro , Andreas Dilger , Andrew Morton , Christoph Hellwig , Dan Williams , Dave Chinner , Jan Kara , Matthew Wilcox , linux-ext4@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-mm@kvack.org, linux-nvdimm@lists.01.org, linux-xfs@vger.kernel.org To: linux-kernel@vger.kernel.org Return-path: Received: from mga07.intel.com ([134.134.136.100]:32645 "EHLO mga07.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S933225AbcJLWuc (ORCPT ); Wed, 12 Oct 2016 18:50:32 -0400 In-Reply-To: <20161012225022.15507-1-ross.zwisler@linux.intel.com> Sender: linux-ext4-owner@vger.kernel.org List-ID: 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 Reviewed-by: Christoph Hellwig Reviewed-by: Jan Kara --- 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) { -- 2.9.0