From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S943307AbdEZCnb (ORCPT ); Thu, 25 May 2017 22:43:31 -0400 Received: from ozlabs.org ([103.22.144.67]:53153 "EHLO ozlabs.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932649AbdEZCn1 (ORCPT ); Thu, 25 May 2017 22:43:27 -0400 Date: Fri, 26 May 2017 12:43:24 +1000 From: Stephen Rothwell To: Andrew Morton Cc: Linux-Next Mailing List , Linux Kernel Mailing List , Jeff Layton , Ross Zwisler , Jan Kara , Matthew Wilcox , Christoph Hellwig Subject: linux-next: build warning after merge of the akpm-current tree Message-ID: <20170526124324.058c3d2a@canb.auug.org.au> MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi Andrew, After merging the akpm-current tree, today's linux-next build (powerpc ppc64_defconfig) produced this warning: fs/jfs/jfs_metapage.c: In function 'force_metapage': fs/jfs/jfs_metapage.c:714:2: warning: ignoring return value of 'write_one_page', declared with attribute warn_unused_result [-Wunused-result] write_one_page(page); ^ fs/jfs/jfs_metapage.c: In function 'release_metapage': fs/jfs/jfs_metapage.c:759:4: warning: ignoring return value of 'write_one_page', declared with attribute warn_unused_result [-Wunused-result] write_one_page(page); ^ Introduced by commit f8652aebee02 ("mm: drop "wait" parameter from write_one_page()") These call sites were updated for the droppping of the argument, but not for the addition of __must_check :-( -- Cheers, Stephen Rothwell