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=-0.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS autolearn=no 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 6B76DC4724C for ; Thu, 7 May 2020 02:36:06 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 41D8D2075E for ; Thu, 7 May 2020 02:36:06 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728152AbgEGCgE (ORCPT ); Wed, 6 May 2020 22:36:04 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:50864 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-FAIL-OK-FAIL) by vger.kernel.org with ESMTP id S1728079AbgEGCgE (ORCPT ); Wed, 6 May 2020 22:36:04 -0400 Received: from ZenIV.linux.org.uk (zeniv.linux.org.uk [IPv6:2002:c35c:fd02::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id CBCEFC061A0F; Wed, 6 May 2020 19:36:03 -0700 (PDT) Received: from viro by ZenIV.linux.org.uk with local (Exim 4.92.3 #3 (Red Hat Linux)) id 1jWWOD-002cOr-Vc; Thu, 07 May 2020 02:35:58 +0000 Date: Thu, 7 May 2020 03:35:57 +0100 From: Al Viro To: Stephen Rothwell Cc: Linux Next Mailing List , Linux Kernel Mailing List , Jens Axboe Subject: Re: linux-next: build failure after merge of the vfs tree Message-ID: <20200507023557.GE23230@ZenIV.linux.org.uk> References: <20200507103921.371b1329@canb.auug.org.au> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20200507103921.371b1329@canb.auug.org.au> Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Thu, May 07, 2020 at 10:39:21AM +1000, Stephen Rothwell wrote: > Hi all, > > After merging the vfs tree, today's linux-next build (arm > multi_v7_defconfig) failed like this: > > fs/eventfd.c: In function 'eventfd_read': > fs/eventfd.c:226:6: error: implicit declaration of function 'iov_iter_count' [-Werror=implicit-function-declaration] > 226 | if (iov_iter_count(to) < sizeof(ucnt)) > | ^~~~~~~~~~~~~~ > In file included from include/linux/file.h:9, > from fs/eventfd.c:9: > fs/eventfd.c:257:15: error: implicit declaration of function 'copy_to_iter'; did you mean 'copy_to_user'? [-Werror=implicit-function-declaration] > 257 | if (unlikely(copy_to_iter(&ucnt, sizeof(ucnt), to) != sizeof(ucnt))) > | ^~~~~~~~~~~~ > > Caused by commit > > a6515b3a7410 ("eventfd: convert to f_op->read_iter()") > > I have applied the following patch for today: [snip] folded and pushed out