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 Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by smtp.lore.kernel.org (Postfix) with ESMTP id 9F4C8C369DC for ; Thu, 1 May 2025 21:13:09 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id 0141B6B008A; Thu, 1 May 2025 17:13:07 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id F05596B008C; Thu, 1 May 2025 17:13:06 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id DA6EB6B0092; Thu, 1 May 2025 17:13:06 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from relay.hostedemail.com (smtprelay0012.hostedemail.com [216.40.44.12]) by kanga.kvack.org (Postfix) with ESMTP id B91E36B008A for ; Thu, 1 May 2025 17:13:06 -0400 (EDT) Received: from smtpin01.hostedemail.com (a10.router.float.18 [10.200.18.1]) by unirelay10.hostedemail.com (Postfix) with ESMTP id 97C9CC1512 for ; Thu, 1 May 2025 21:13:08 +0000 (UTC) X-FDA: 83395589256.01.7ABBD3B Received: from nyc.source.kernel.org (nyc.source.kernel.org [147.75.193.91]) by imf15.hostedemail.com (Postfix) with ESMTP id D8037A000A for ; Thu, 1 May 2025 21:13:06 +0000 (UTC) Authentication-Results: imf15.hostedemail.com; dkim=pass header.d=linux-foundation.org header.s=korg header.b=X8iqlq9C; dmarc=none; spf=pass (imf15.hostedemail.com: domain of akpm@linux-foundation.org designates 147.75.193.91 as permitted sender) smtp.mailfrom=akpm@linux-foundation.org ARC-Seal: i=1; s=arc-20220608; d=hostedemail.com; t=1746133987; a=rsa-sha256; cv=none; b=MWVPbZ+jibce9DatV6sjnKpggBa0kWuL4n1enQgV7T8Pv+4aLiR6CFh8g80u+dPDvmkTuu /LdwJY82rW6OXrMExRX7WXaDr1LrfENFV/I5XCC4BknESrXp4XjjA4iafCP/K7AI1/EE3j DRiWW+f7Kz0JIIy0XM8J2zwz126ud6E= ARC-Authentication-Results: i=1; imf15.hostedemail.com; dkim=pass header.d=linux-foundation.org header.s=korg header.b=X8iqlq9C; dmarc=none; spf=pass (imf15.hostedemail.com: domain of akpm@linux-foundation.org designates 147.75.193.91 as permitted sender) smtp.mailfrom=akpm@linux-foundation.org ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=hostedemail.com; s=arc-20220608; t=1746133987; h=from:from:sender:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:cc:mime-version:mime-version: content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references:dkim-signature; bh=+TX79GgAUGcbErcNxrg3fZ8bfxtI6M46JmoQEkRbM7Q=; b=vzDJ0FJzza7OoXZvGo0GyB/MvYrOxxRgwbx7R5Pn33/3R8skVKL3m0m+tv3UdPwrMCPbOh kcdqFgl6NVDdKSp63yd1we9WLiEnCRySrGcz6qJ1mcMy0pXwZAxeEHLvkH/fWbw3y8kyBc +NmDMXU1LMb3kHB3akjN2WTfp9f/mag= Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by nyc.source.kernel.org (Postfix) with ESMTP id 19BCCA4BFD8; Thu, 1 May 2025 21:07:38 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 5351EC4CEE3; Thu, 1 May 2025 21:13:05 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linux-foundation.org; s=korg; t=1746133985; bh=WP2hVp4AWk5pkrHEwaQmdFKqQTdmdd3WIdHhWj1dm40=; h=Date:From:To:Cc:Subject:In-Reply-To:References:From; b=X8iqlq9CC+DgAsyFx0E/uCWMHOGaxUyIR8IrHUGYjrFJQc5Yag8mHErJj06Lum3Jb HfFjrUMQsVBz+MGlrOtExgx609NT7NFli9ykXLmjF07WW7f7bSkGwRJ6bbQqhSwPq4 9XbfNN9WLM0nHe+5MQ6ta7pU9MegncmcHpdu9qKE= Date: Thu, 1 May 2025 14:13:04 -0700 From: Andrew Morton To: kernel test robot Cc: Shivank Garg , oe-kbuild-all@lists.linux.dev, Linux Memory Management List , Matthew Wilcox Subject: Re: [akpm-mm:mm-unstable 272/272] include/linux/stddef.h:8:14: error: called object is not a function or function pointer Message-Id: <20250501141304.beac3e9d892495eea7a4e9cb@linux-foundation.org> In-Reply-To: <202505020405.YzD9aNCo-lkp@intel.com> References: <202505020405.YzD9aNCo-lkp@intel.com> X-Mailer: Sylpheed 3.7.0 (GTK+ 2.24.33; x86_64-pc-linux-gnu) Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit X-Rspamd-Queue-Id: D8037A000A X-Rspam-User: X-Rspamd-Server: rspam07 X-Stat-Signature: pc989ns6dug9a3dowmnmj395n6hpaqn8 X-HE-Tag: 1746133986-138295 X-HE-Meta: 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 iGpoLoFC CSZPu0uMQh4e8X4VAzVTdGxG6anO7+C1gRdmiqgw+klklvJthi26nD9MMSMJk5bQwB9tRP2tVMkJWmJTWd0XcxRd3iAKvxd/AbV04qthu0jKfyEK3pJsKLhlWMxVqOQP/y5wmpGorcfz2wGtFd8nCP0WGOBqrgcePCu64dxyXosOsxSo+FK+DQ3nrZ/Zp/e2psAf/l0mcPST4U2trq1at5AqtvbY1A6ZarF+7FLuosTqH0XjE2LhSGehcVRMJQKKSN+ZQQ7ztPLXlwJtf84ULhP6BTkDPUEbLvMXZvYGAYNzS8RYVWIfwcNzidmJEtZV9ch+sm6WIXDi0Y+LqywoAmc42lhRySVtxPAcV X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: On Fri, 2 May 2025 05:02:14 +0800 kernel test robot wrote: > tree: https://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm.git mm-unstable > head: ea17e4fdc13cae144d90ce8561c2f50a49492037 > commit: ea17e4fdc13cae144d90ce8561c2f50a49492037 [272/272] jfs: implement migrate_folio for jfs_metapage_aops > config: arm-randconfig-002-20250502 (https://download.01.org/0day-ci/archive/20250502/202505020405.YzD9aNCo-lkp@intel.com/config) > compiler: arm-linux-gnueabi-gcc (GCC) 7.5.0 > reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250502/202505020405.YzD9aNCo-lkp@intel.com/reproduce) > > If you fix the issue in a separate patch/commit (i.e. not just a new version of > the same patch/commit), kindly add following tags > | Reported-by: kernel test robot > | Closes: https://lore.kernel.org/oe-kbuild-all/202505020405.YzD9aNCo-lkp@intel.com/ > > All errors (new ones prefixed by >>): > > In file included from include/uapi/linux/posix_types.h:5:0, > from include/uapi/linux/types.h:14, > from include/linux/types.h:6, > from include/linux/blkdev.h:8, > from fs/jfs/jfs_metapage.c:7: > fs/jfs/jfs_metapage.c: In function '__metapage_migrate_folio': > >> include/linux/stddef.h:8:14: error: called object is not a function or function pointer > #define NULL ((void *)0) > ^ > include/linux/pagemap.h:1234:31: note: in expansion of macro 'NULL' > #define filemap_migrate_folio NULL > ^~~~ > fs/jfs/jfs_metapage.c:238:7: note: in expansion of macro 'filemap_migrate_folio' > rc = filemap_migrate_folio(mapping, dst, src, mode); > ^~~~~~~~~~~~~~~~~~~~~ > fs/jfs/jfs_metapage.c: In function 'metapage_migrate_folio': > >> include/linux/stddef.h:8:14: error: called object is not a function or function pointer > #define NULL ((void *)0) > ^ > include/linux/pagemap.h:1234:31: note: in expansion of macro 'NULL' > #define filemap_migrate_folio NULL > ^~~~ > fs/jfs/jfs_metapage.c:641:10: note: in expansion of macro 'filemap_migrate_folio' > return filemap_migrate_folio(mapping, dst, src, mode); #ifdef CONFIG_MIGRATION int filemap_migrate_folio(struct address_space *mapping, struct folio *dst, struct folio *src, enum migrate_mode mode); #else #define filemap_migrate_folio NULL #endif well that's odd. I guess it was only anticipated that filemap_migrate_folio would be used in a struct initializer. Should this new JFS migration code be wrapped in #ifdef CONFIG_MIGRATION?