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 B9EEBC3DA4A for ; Mon, 19 Aug 2024 09:31:42 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id 369C96B007B; Mon, 19 Aug 2024 05:31:42 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id 3190B6B0088; Mon, 19 Aug 2024 05:31:42 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 19F606B008A; Mon, 19 Aug 2024 05:31:42 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from relay.hostedemail.com (smtprelay0016.hostedemail.com [216.40.44.16]) by kanga.kvack.org (Postfix) with ESMTP id EEBD56B007B for ; Mon, 19 Aug 2024 05:31:41 -0400 (EDT) Received: from smtpin13.hostedemail.com (a10.router.float.18 [10.200.18.1]) by unirelay05.hostedemail.com (Postfix) with ESMTP id 5820E40F7D for ; Mon, 19 Aug 2024 09:31:41 +0000 (UTC) X-FDA: 82468477602.13.F2E8361 Received: from mgamail.intel.com (mgamail.intel.com [198.175.65.14]) by imf28.hostedemail.com (Postfix) with ESMTP id DDAC6C001A for ; Mon, 19 Aug 2024 09:31:38 +0000 (UTC) Authentication-Results: imf28.hostedemail.com; dkim=pass header.d=intel.com header.s=Intel header.b="N3S/Jlg6"; dmarc=pass (policy=none) header.from=intel.com; spf=pass (imf28.hostedemail.com: domain of lkp@intel.com designates 198.175.65.14 as permitted sender) smtp.mailfrom=lkp@intel.com ARC-Seal: i=1; s=arc-20220608; d=hostedemail.com; t=1724059836; a=rsa-sha256; cv=none; b=pJxOJfBYVSC19Y7APYtCk3wPUV+cHS2Lq653WeY0LFjYUBXhhV2+2enm4XJ4+NJC42A6ay 4wDrRtpxwP5ghAYs1/A8LAwz2q0FLUOOuP2bFEtscq9J9Oh+WuZUjHCcTsMu/4FLyijJg6 X+vMU3fVpSv4NFuTb7wP1EKnFzRyVbk= ARC-Authentication-Results: i=1; imf28.hostedemail.com; dkim=pass header.d=intel.com header.s=Intel header.b="N3S/Jlg6"; dmarc=pass (policy=none) header.from=intel.com; spf=pass (imf28.hostedemail.com: domain of lkp@intel.com designates 198.175.65.14 as permitted sender) smtp.mailfrom=lkp@intel.com ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=hostedemail.com; s=arc-20220608; t=1724059836; 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: in-reply-to:in-reply-to:references:references:dkim-signature; bh=sqfgBPBipg5D/Xd9vtTpyCoEcoA7e2EYnJx8lI7sh08=; b=lQt82+Z9Se3S4r0+6usarIdt1ABvdbqpduVuBXYhAb7qUV7/3wc4k0m73adgGzROav+DUL 5Vk57fbCvKMprnMwXh8QSu5TOWNFz8QEl/nMzMXjYc2kseF6f11T7+LZxD+7v2hxN69271 hzGPxU46McdAc0J6vU8+8D/a/ivVtv4= DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1724059899; x=1755595899; h=date:from:to:cc:subject:message-id:references: mime-version:in-reply-to; bh=2JeU+XEdJG6TL12dLKd+umCS2Q78d3Ye37Z9Oc7ziho=; b=N3S/Jlg6QUDQllj0Zdvbky492Dd2gNeBhpB5IZTYFGyXbty4kyqAGUz9 8mvl0FKmCT/vrJmQVXgbtbmxCMzBccOSXw7LaS67kkkNfbrAfLcIKXrul Me8DXW2WrweGXclUh3Fbl4YKRD5ypMEdwBdzgg9D+TzuVzGKKJNxr5JM8 sW/r1GAQoowq9aU9lj5WhrbCLi8Lp39oEqzrCPJeUJacqTh20MY3uHNOz uFiP0uTIx4+tD78PbwaYPu+ms7shj8zw6NoZojzf3JgokaC503SrH92Io aFzvuSvwG2C1EAOf90Y3kNOP8lYaq4dzFhrwkH95OZFx82HQcbfP0/aR2 w==; X-CSE-ConnectionGUID: EIS7DBm1TvWXPKDyIrfydQ== X-CSE-MsgGUID: qSPC/ZQfTVyqY2oQTIUTPw== X-IronPort-AV: E=McAfee;i="6700,10204,11168"; a="26089517" X-IronPort-AV: E=Sophos;i="6.10,158,1719903600"; d="scan'208";a="26089517" Received: from fmviesa009.fm.intel.com ([10.60.135.149]) by orvoesa106.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 19 Aug 2024 02:31:37 -0700 X-CSE-ConnectionGUID: 4yQ+OAQ0SxW7nyRVOf3eNQ== X-CSE-MsgGUID: 91U1EPWYQzGpBqx4XUZ7DA== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.10,158,1719903600"; d="scan'208";a="60373877" Received: from lkp-server01.sh.intel.com (HELO 9a732dc145d3) ([10.239.97.150]) by fmviesa009.fm.intel.com with ESMTP; 19 Aug 2024 02:31:35 -0700 Received: from kbuild by 9a732dc145d3 with local (Exim 4.96) (envelope-from ) id 1sfyjd-0008qk-18; Mon, 19 Aug 2024 09:31:33 +0000 Date: Mon, 19 Aug 2024 17:30:38 +0800 From: kernel test robot To: alexs@kernel.org, linux-kernel@vger.kernel.org Cc: llvm@lists.linux.dev, oe-kbuild-all@lists.linux.dev, Alex Shi , linux-mm@kvack.org, Andrew Morton Subject: Re: [PATCH] mm: skip less than check for MAX_NR_ZONES Message-ID: <202408191710.aFXLnEbR-lkp@intel.com> References: <20240819031911.367900-1-alexs@kernel.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20240819031911.367900-1-alexs@kernel.org> X-Rspamd-Server: rspam12 X-Rspamd-Queue-Id: DDAC6C001A X-Stat-Signature: t3hqzr1k4j6jfj9xg7r4ee9masza554y X-Rspam-User: X-HE-Tag: 1724059898-120949 X-HE-Meta: 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 JwdeZch/ Glo7NAikDSHMVNVMMuYLL9Om2ZGQbItl4WJdgt6w+5EzWp95SJmJrIAHzX9SbKfSGVE80QXIJRTcd5DSo4A0vYfVboWxSnVCMhU21YRjTrYBHu/rdjusv3sRtkXJ93Pv0T17Dxu2QW6dRbHlPLKtKcibxvZpHuoIhd5A/XWxs3BHSdnP3FnjIvOW2FeLSGctRktFZjuqPwE3WL4cXyzQrx4ewFBl3xfJTdHjashymht07Bpca6+qrkSMNSGfoiw/2vMHDDQ+ZbPcSC8RdWrpRU6/TkUnZpMzpZr40YmDx5TYJ30C7l1YqTk4MZe0P8RFIm+EvqlDLPe61HScBWBrAHFcaFGZIWBga/ab/LGIK/ZwxRQ3L0BH6EbQNS+MSobfKEXRY 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: Hi, kernel test robot noticed the following build errors: [auto build test ERROR on akpm-mm/mm-everything] url: https://github.com/intel-lab-lkp/linux/commits/alexs-kernel-org/mm-skip-less-than-check-for-MAX_NR_ZONES/20240819-111528 base: https://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm.git mm-everything patch link: https://lore.kernel.org/r/20240819031911.367900-1-alexs%40kernel.org patch subject: [PATCH] mm: skip less than check for MAX_NR_ZONES config: s390-allnoconfig (https://download.01.org/0day-ci/archive/20240819/202408191710.aFXLnEbR-lkp@intel.com/config) compiler: clang version 20.0.0git (https://github.com/llvm/llvm-project 26670e7fa4f032a019d23d56c6a02926e854e8af) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240819/202408191710.aFXLnEbR-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/202408191710.aFXLnEbR-lkp@intel.com/ All errors (new ones prefixed by >>): In file included from arch/s390/kernel/asm-offsets.c:11: In file included from include/linux/kvm_host.h:16: In file included from include/linux/mm.h:7: In file included from include/linux/gfp.h:7: In file included from include/linux/mmzone.h:20: >> include/linux/page-flags-layout.h:17:20: error: token is not a valid binary operator in a preprocessor subexpression 17 | #elif MAX_NR_ZONES = 2 | ~~~~~~~~~~~~ ^ In file included from arch/s390/kernel/asm-offsets.c:11: In file included from include/linux/kvm_host.h:16: In file included from include/linux/mm.h:2199: include/linux/vmstat.h:518:36: warning: arithmetic between different enumeration types ('enum node_stat_item' and 'enum lru_list') [-Wenum-enum-conversion] 518 | return node_stat_name(NR_LRU_BASE + lru) + 3; // skip "nr_" | ~~~~~~~~~~~ ^ ~~~ In file included from arch/s390/kernel/asm-offsets.c:11: In file included from include/linux/kvm_host.h:19: In file included from include/linux/msi.h:24: In file included from include/linux/irq.h:20: In file included from include/linux/io.h:14: In file included from arch/s390/include/asm/io.h:93: include/asm-generic/io.h:548:31: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 548 | val = __raw_readb(PCI_IOBASE + addr); | ~~~~~~~~~~ ^ include/asm-generic/io.h:561:61: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 561 | val = __le16_to_cpu((__le16 __force)__raw_readw(PCI_IOBASE + addr)); | ~~~~~~~~~~ ^ include/uapi/linux/byteorder/big_endian.h:37:59: note: expanded from macro '__le16_to_cpu' 37 | #define __le16_to_cpu(x) __swab16((__force __u16)(__le16)(x)) | ^ include/uapi/linux/swab.h:102:54: note: expanded from macro '__swab16' 102 | #define __swab16(x) (__u16)__builtin_bswap16((__u16)(x)) | ^ In file included from arch/s390/kernel/asm-offsets.c:11: In file included from include/linux/kvm_host.h:19: In file included from include/linux/msi.h:24: In file included from include/linux/irq.h:20: In file included from include/linux/io.h:14: In file included from arch/s390/include/asm/io.h:93: include/asm-generic/io.h:574:61: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 574 | val = __le32_to_cpu((__le32 __force)__raw_readl(PCI_IOBASE + addr)); | ~~~~~~~~~~ ^ include/uapi/linux/byteorder/big_endian.h:35:59: note: expanded from macro '__le32_to_cpu' 35 | #define __le32_to_cpu(x) __swab32((__force __u32)(__le32)(x)) | ^ include/uapi/linux/swab.h:115:54: note: expanded from macro '__swab32' 115 | #define __swab32(x) (__u32)__builtin_bswap32((__u32)(x)) | ^ In file included from arch/s390/kernel/asm-offsets.c:11: In file included from include/linux/kvm_host.h:19: In file included from include/linux/msi.h:24: In file included from include/linux/irq.h:20: In file included from include/linux/io.h:14: In file included from arch/s390/include/asm/io.h:93: include/asm-generic/io.h:585:33: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 585 | __raw_writeb(value, PCI_IOBASE + addr); | ~~~~~~~~~~ ^ include/asm-generic/io.h:595:59: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 595 | __raw_writew((u16 __force)cpu_to_le16(value), PCI_IOBASE + addr); | ~~~~~~~~~~ ^ include/asm-generic/io.h:605:59: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 605 | __raw_writel((u32 __force)cpu_to_le32(value), PCI_IOBASE + addr); | ~~~~~~~~~~ ^ include/asm-generic/io.h:693:20: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 693 | readsb(PCI_IOBASE + addr, buffer, count); | ~~~~~~~~~~ ^ include/asm-generic/io.h:701:20: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 701 | readsw(PCI_IOBASE + addr, buffer, count); | ~~~~~~~~~~ ^ include/asm-generic/io.h:709:20: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 709 | readsl(PCI_IOBASE + addr, buffer, count); | ~~~~~~~~~~ ^ include/asm-generic/io.h:718:21: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 718 | writesb(PCI_IOBASE + addr, buffer, count); | ~~~~~~~~~~ ^ include/asm-generic/io.h:727:21: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 727 | writesw(PCI_IOBASE + addr, buffer, count); | ~~~~~~~~~~ ^ include/asm-generic/io.h:736:21: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 736 | writesl(PCI_IOBASE + addr, buffer, count); | ~~~~~~~~~~ ^ In file included from arch/s390/kernel/asm-offsets.c:11: In file included from include/linux/kvm_host.h:19: In file included from include/linux/msi.h:24: In file included from include/linux/irq.h:591: In file included from arch/s390/include/asm/hw_irq.h:6: In file included from include/linux/pci.h:37: In file included from include/linux/device.h:32: In file included from include/linux/device/driver.h:21: In file included from include/linux/module.h:19: In file included from include/linux/elf.h:6: In file included from arch/s390/include/asm/elf.h:168: include/linux/compat.h:454:22: warning: array index 3 is past the end of the array (that has type 'const unsigned long[1]') [-Warray-bounds] 454 | case 4: v.sig[7] = (set->sig[3] >> 32); v.sig[6] = set->sig[3]; | ^ ~ arch/s390/include/asm/signal.h:22:9: note: array 'sig' declared here 22 | unsigned long sig[_NSIG_WORDS]; | ^ In file included from arch/s390/kernel/asm-offsets.c:11: In file included from include/linux/kvm_host.h:19: In file included from include/linux/msi.h:24: In file included from include/linux/irq.h:591: In file included from arch/s390/include/asm/hw_irq.h:6: In file included from include/linux/pci.h:37: In file included from include/linux/device.h:32: In file included from include/linux/device/driver.h:21: In file included from include/linux/module.h:19: vim +17 include/linux/page-flags-layout.h 7 8 /* 9 * When a memory allocation must conform to specific limitations (such 10 * as being suitable for DMA) the caller will pass in hints to the 11 * allocator in the gfp_mask, in the zone modifier bits. These bits 12 * are used to select a priority ordered list of memory zones which 13 * match the requested limits. See gfp_zone() in include/linux/gfp.h 14 */ 15 #if MAX_NR_ZONES < 2 16 #define ZONES_SHIFT 0 > 17 #elif MAX_NR_ZONES = 2 18 #define ZONES_SHIFT 1 19 #elif MAX_NR_ZONES <= 4 20 #define ZONES_SHIFT 2 21 #elif MAX_NR_ZONES <= 8 22 #define ZONES_SHIFT 3 23 #else 24 #error ZONES_SHIFT "Too many zones configured" 25 #endif 26 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki