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X-IronPort-AV: E=McAfee;i="6600,9927,10813"; a="374824715" X-IronPort-AV: E=Sophos;i="6.02,203,1688454000"; d="scan'208";a="374824715" Received: from orsmga007.jf.intel.com ([10.7.209.58]) by fmsmga103.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 25 Aug 2023 22:59:07 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6600,9927,10813"; a="731267495" X-IronPort-AV: E=Sophos;i="6.02,203,1688454000"; d="scan'208";a="731267495" Received: from lkp-server02.sh.intel.com (HELO daf8bb0a381d) ([10.239.97.151]) by orsmga007.jf.intel.com with ESMTP; 25 Aug 2023 22:59:01 -0700 Received: from kbuild by daf8bb0a381d with local (Exim 4.96) (envelope-from ) id 1qZmIR-0004Ot-09; Sat, 26 Aug 2023 05:58:03 +0000 Date: Sat, 26 Aug 2023 13:56:22 +0800 From: kernel test robot To: Mike Kravetz , linux-mm@kvack.org, linux-kernel@vger.kernel.org Cc: llvm@lists.linux.dev, oe-kbuild-all@lists.linux.dev, Muchun Song , Joao Martins , Oscar Salvador , David Hildenbrand , Miaohe Lin , David Rientjes , Anshuman Khandual , Naoya Horiguchi , Barry Song , Michal Hocko , Matthew Wilcox , Xiongchun Duan , Andrew Morton , Linux Memory Management List , Mike Kravetz Subject: Re: [PATCH 10/12] hugetlb: batch PMD split for bulk vmemmap dedup Message-ID: <202308261325.ipTttZHZ-lkp@intel.com> References: <20230825190436.55045-11-mike.kravetz@oracle.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20230825190436.55045-11-mike.kravetz@oracle.com> X-Rspam-User: X-Rspamd-Server: rspam06 X-Rspamd-Queue-Id: 2219F40003 X-Stat-Signature: bro3wcwimtsc1mjptwk8swxhmnif6ndw X-HE-Tag: 1693029549-145216 X-HE-Meta: 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 F5DWGUlb 4ijy7BKOOaJd0/Ux5vbB2r/C5aHP/Hy2aHJxTJoBwlfP7PjzqfCI9qF+LaLpNGnW6yCqjTGETFVvt8T3uvl7oBUZUux6pkKpY9tH8M0G7+6/N8/6WMTvZ7wT0ZPYREVMrmR5pIDfOiRTzNhlrbwzuRfhZq0R+7epyC8linJY0bQ70PnO1ZX7Cq5LVKb/sT79pQg3kKhIdu5GskCTMJxfeQm3H/0ee8aQ7vWbg0HzgYd6oqpYH3kDNH4vchFv9CgXEKS5PccLqhPvnR8HCLlBgxDtghYVrpOKRtgBackEB0tkwGIkNEnovrDI74QT+/ENz7fe8cufaSh9MAyvuFLB+mkW6u5/KFvZYCjWxoJXmkpFm9RHTDu81hwhG8dEWPn420MmExU2veTxTBCk= 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, kernel test robot noticed the following build errors: [auto build test ERROR on next-20230825] [cannot apply to akpm-mm/mm-everything v6.5-rc7 v6.5-rc6 v6.5-rc5 linus/master v6.5-rc7] [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#_base_tree_information] url: https://github.com/intel-lab-lkp/linux/commits/Mike-Kravetz/hugetlb-clear-flags-in-tail-pages-that-will-be-freed-individually/20230826-030805 base: next-20230825 patch link: https://lore.kernel.org/r/20230825190436.55045-11-mike.kravetz%40oracle.com patch subject: [PATCH 10/12] hugetlb: batch PMD split for bulk vmemmap dedup config: s390-randconfig-001-20230826 (https://download.01.org/0day-ci/archive/20230826/202308261325.ipTttZHZ-lkp@intel.com/config) compiler: clang version 17.0.0 (https://github.com/llvm/llvm-project.git 4a5ac14ee968ff0ad5d2cc1ffa0299048db4c88a) reproduce: (https://download.01.org/0day-ci/archive/20230826/202308261325.ipTttZHZ-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/202308261325.ipTttZHZ-lkp@intel.com/ All error/warnings (new ones prefixed by >>): mm/hugetlb_vmemmap.c:661:6: warning: no previous prototype for function 'hugetlb_vmemmap_optimize_bulk' [-Wmissing-prototypes] 661 | void hugetlb_vmemmap_optimize_bulk(const struct hstate *h, struct page *head, | ^ mm/hugetlb_vmemmap.c:661:1: note: declare 'static' if the function is not intended to be used outside of this translation unit 661 | void hugetlb_vmemmap_optimize_bulk(const struct hstate *h, struct page *head, | ^ | static >> mm/hugetlb_vmemmap.c:667:6: warning: no previous prototype for function 'hugetlb_vmemmap_split' [-Wmissing-prototypes] 667 | void hugetlb_vmemmap_split(const struct hstate *h, struct page *head) | ^ mm/hugetlb_vmemmap.c:667:1: note: declare 'static' if the function is not intended to be used outside of this translation unit 667 | void hugetlb_vmemmap_split(const struct hstate *h, struct page *head) | ^ | static >> mm/hugetlb_vmemmap.c:698:28: error: use of undeclared identifier 'TLB_FLUSH_ALL' 698 | flush_tlb_kernel_range(0, TLB_FLUSH_ALL); | ^ 2 warnings and 1 error generated. vim +/TLB_FLUSH_ALL +698 mm/hugetlb_vmemmap.c 666 > 667 void hugetlb_vmemmap_split(const struct hstate *h, struct page *head) 668 { 669 unsigned long vmemmap_start = (unsigned long)head, vmemmap_end; 670 unsigned long vmemmap_reuse; 671 672 if (!vmemmap_should_optimize(h, head)) 673 return; 674 675 static_branch_inc(&hugetlb_optimize_vmemmap_key); 676 677 vmemmap_end = vmemmap_start + hugetlb_vmemmap_size(h); 678 vmemmap_reuse = vmemmap_start; 679 vmemmap_start += HUGETLB_VMEMMAP_RESERVE_SIZE; 680 681 /* 682 * Remap the vmemmap virtual address range [@vmemmap_start, @vmemmap_end) 683 * to the page which @vmemmap_reuse is mapped to, then free the pages 684 * which the range [@vmemmap_start, @vmemmap_end] is mapped to. 685 */ 686 if (vmemmap_remap_split(vmemmap_start, vmemmap_end, vmemmap_reuse)) 687 static_branch_dec(&hugetlb_optimize_vmemmap_key); 688 } 689 690 void hugetlb_vmemmap_optimize_folios(struct hstate *h, struct list_head *folio_list) 691 { 692 struct folio *folio; 693 LIST_HEAD(vmemmap_pages); 694 695 list_for_each_entry(folio, folio_list, lru) 696 hugetlb_vmemmap_split(h, &folio->page); 697 > 698 flush_tlb_kernel_range(0, TLB_FLUSH_ALL); 699 700 list_for_each_entry(folio, folio_list, lru) 701 hugetlb_vmemmap_optimize_bulk(h, &folio->page, &vmemmap_pages); 702 703 free_vmemmap_page_list(&vmemmap_pages); 704 } 705 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki