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 D050AC43334 for ; Fri, 17 Jun 2022 17:26:11 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id 3E2D26B0071; Fri, 17 Jun 2022 13:26:11 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id 3932D6B0073; Fri, 17 Jun 2022 13:26:11 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 25A416B0074; Fri, 17 Jun 2022 13:26:11 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from relay.hostedemail.com (smtprelay0014.hostedemail.com [216.40.44.14]) by kanga.kvack.org (Postfix) with ESMTP id 145906B0071 for ; Fri, 17 Jun 2022 13:26:11 -0400 (EDT) Received: from smtpin13.hostedemail.com (a10.router.float.18 [10.200.18.1]) by unirelay12.hostedemail.com (Postfix) with ESMTP id D55E81206D4 for ; Fri, 17 Jun 2022 17:26:10 +0000 (UTC) X-FDA: 79588406100.13.3C47485 Received: from mga09.intel.com (mga09.intel.com [134.134.136.24]) by imf29.hostedemail.com (Postfix) with ESMTP id E639E12008E for ; Fri, 17 Jun 2022 17:26:09 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1655486770; x=1687022770; h=date:from:to:cc:subject:message-id:references: mime-version:in-reply-to; bh=5r0rapPYszeZBBEbJ/ZlpHIsTYM/ozOqcBVhPIANdrM=; b=bgM3XzkAZ6ZgcPoOar1NlNBCvDhlFdtGwCP9hXfp/kSzprHF20us4wvS mR/x6+2od9PE0b2FJB49UzruObvKAOqJlODkO9kt/HA+Dit1t7MjQHGce h72w1jHMGXBLwK+RBMYr7LAhrG+jt1Ga/Cn2/FtIfr5Ww+pYJJUqJu/lj sEL+0s5P1Qq8yviyKdCemw0Ub6UTLsiCg+qlY6tlv0sopzycbLhjmz/r4 nR49ntcfN0MUZm154zIcvs5ceibkddCX8t6C0XHs9CnqMP/fAAeRJoC5p BYD4huSfWfiWA5WiOjkTaZKT3tbaS37U3futY6A4Qn82I2jSPDc5ZUAO1 g==; X-IronPort-AV: E=McAfee;i="6400,9594,10380"; a="280271563" X-IronPort-AV: E=Sophos;i="5.92,306,1650956400"; d="scan'208";a="280271563" Received: from orsmga006.jf.intel.com ([10.7.209.51]) by orsmga102.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 17 Jun 2022 10:06:56 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.92,306,1650956400"; d="scan'208";a="560563793" Received: from lkp-server01.sh.intel.com (HELO 60dabacc1df6) ([10.239.97.150]) by orsmga006.jf.intel.com with ESMTP; 17 Jun 2022 10:06:50 -0700 Received: from kbuild by 60dabacc1df6 with local (Exim 4.95) (envelope-from ) id 1o2FQn-000Pcp-M0; Fri, 17 Jun 2022 17:06:49 +0000 Date: Sat, 18 Jun 2022 01:06:42 +0800 From: kernel test robot To: Mike Kravetz , linux-kernel@vger.kernel.org, linux-mm@kvack.org, linux-arm-kernel@lists.infradead.org, linux-s390@vger.kernel.org, linux-sh@vger.kernel.org, sparclinux@vger.kernel.org, linux-ia64@vger.kernel.org, linux-mips@vger.kernel.org, linux-parisc@vger.kernel.org, linuxppc-dev@lists.ozlabs.org Cc: kbuild-all@lists.01.org, Muchun Song , Baolin Wang , Michal Hocko , Peter Xu , Naoya Horiguchi , James Houghton , Mina Almasry , "Aneesh Kumar K . V" , Anshuman Khandual , Paul Walmsley , Christian Borntraeger , catalin.marinas@arm.com, will@kernel.org, Andrew Morton , Linux Memory Management List , Mike Kravetz Subject: Re: [PATCH 1/4] hugetlb: skip to end of PT page mapping when pte not present Message-ID: <202206180021.rcc4B1by-lkp@intel.com> References: <20220616210518.125287-2-mike.kravetz@oracle.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20220616210518.125287-2-mike.kravetz@oracle.com> ARC-Seal: i=1; s=arc-20220608; d=hostedemail.com; t=1655486770; a=rsa-sha256; cv=none; b=NW2i46WUJXxp+LZaXWpIM8gkTLHpb9WvX6SL6eDZFCtsMM3wUlhic9bnJheQnPkCWCtu0p jIoZwkcLF5wW04C6MZGBSuvrkHDze0LAh/lVqiQwKAq5tVJmyZxT7MZ/hb1ZuvCiMFkJRz A8sTuV4Vi+cQKEFL9xz8xfn3XMKNUBg= ARC-Authentication-Results: i=1; imf29.hostedemail.com; dkim=pass header.d=intel.com header.s=Intel header.b=bgM3XzkA; dmarc=pass (policy=none) header.from=intel.com; spf=none (imf29.hostedemail.com: domain of lkp@intel.com has no SPF policy when checking 134.134.136.24) smtp.mailfrom=lkp@intel.com ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=hostedemail.com; s=arc-20220608; t=1655486770; 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=8eYNPtDAHhEhANweORxh1DowNsQFWIySGrCo2+ZgWyg=; b=G/GieWCS9+ydN5Tc1+akq+elsJv3Kw2qZwGUQ1jxnwXa2tJ6cGD2iqpEjJ/OME+zfGQri6 Hj/NoLWbEqV25G4Caee3qQ+zCx8oiwTUy5xjrfg0/woZyio+my0iIx5wqgbniEy0eTrDxK X/lB36QMkoZhRiLvNKa4OjxsFL3FkLU= X-Rspamd-Queue-Id: E639E12008E X-Rspam-User: Authentication-Results: imf29.hostedemail.com; dkim=pass header.d=intel.com header.s=Intel header.b=bgM3XzkA; dmarc=pass (policy=none) header.from=intel.com; spf=none (imf29.hostedemail.com: domain of lkp@intel.com has no SPF policy when checking 134.134.136.24) smtp.mailfrom=lkp@intel.com X-Rspamd-Server: rspam06 X-Stat-Signature: hqfeyacptg559qf97xhm9jtn87ebrpg1 X-HE-Tag: 1655486769-628237 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: Hi Mike, I love your patch! Yet something to improve: [auto build test ERROR on soc/for-next] [also build test ERROR on linus/master v5.19-rc2 next-20220617] [cannot apply to arm64/for-next/core arm/for-next kvmarm/next xilinx-xlnx/master] [If your patch is applied to the wrong git tree, kindly drop us a note. And when submitting patch, we suggest to use '--base' as documented in https://git-scm.com/docs/git-format-patch] url: https://github.com/intel-lab-lkp/linux/commits/Mike-Kravetz/hugetlb-speed-up-linear-address-scanning/20220617-050726 base: https://git.kernel.org/pub/scm/linux/kernel/git/soc/soc.git for-next config: i386-debian-10.3 (https://download.01.org/0day-ci/archive/20220618/202206180021.rcc4B1by-lkp@intel.com/config) compiler: gcc-11 (Debian 11.3.0-3) 11.3.0 reproduce (this is a W=1 build): # https://github.com/intel-lab-lkp/linux/commit/4c647687607f10fece04967b8180c0dadaf765e6 git remote add linux-review https://github.com/intel-lab-lkp/linux git fetch --no-tags linux-review Mike-Kravetz/hugetlb-speed-up-linear-address-scanning/20220617-050726 git checkout 4c647687607f10fece04967b8180c0dadaf765e6 # save the config file mkdir build_dir && cp config build_dir/.config make W=1 O=build_dir ARCH=i386 SHELL=/bin/bash If you fix the issue, kindly add following tag where applicable Reported-by: kernel test robot All errors (new ones prefixed by >>): mm/hugetlb.c: In function 'hugetlb_mask_last_page': >> mm/hugetlb.c:6901:9: error: duplicate case value 6901 | case PUD_SIZE: | ^~~~ mm/hugetlb.c:6899:9: note: previously used here 6899 | case P4D_SIZE: | ^~~~ vim +6901 mm/hugetlb.c 6886 6887 /* 6888 * Return a mask that can be used to update an address to the last huge 6889 * page in a page table page mapping size. Used to skip non-present 6890 * page table entries when linearly scanning address ranges. Architectures 6891 * with unique huge page to page table relationships can define their own 6892 * version of this routine. 6893 */ 6894 unsigned long hugetlb_mask_last_page(struct hstate *h) 6895 { 6896 unsigned long hp_size = huge_page_size(h); 6897 6898 switch (hp_size) { 6899 case P4D_SIZE: 6900 return PGDIR_SIZE - P4D_SIZE; > 6901 case PUD_SIZE: 6902 return P4D_SIZE - PUD_SIZE; 6903 case PMD_SIZE: 6904 return PUD_SIZE - PMD_SIZE; 6905 default: 6906 break; /* Should never happen */ 6907 } 6908 6909 return ~(0UL); 6910 } 6911 -- 0-DAY CI Kernel Test Service https://01.org/lkp