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X-IronPort-AV: E=McAfee;i="6600,9927,10784"; a="434930889" X-IronPort-AV: E=Sophos;i="6.01,238,1684825200"; d="scan'208";a="434930889" Received: from orsmga002.jf.intel.com ([10.7.209.21]) by orsmga105.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 28 Jul 2023 10:25:29 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6600,9927,10784"; a="727556235" X-IronPort-AV: E=Sophos;i="6.01,238,1684825200"; d="scan'208";a="727556235" Received: from lkp-server02.sh.intel.com (HELO 953e8cd98f7d) ([10.239.97.151]) by orsmga002.jf.intel.com with ESMTP; 28 Jul 2023 10:25:26 -0700 Received: from kbuild by 953e8cd98f7d with local (Exim 4.96) (envelope-from ) id 1qPRDG-0003QR-1z; Fri, 28 Jul 2023 17:25:16 +0000 Date: Sat, 29 Jul 2023 01:25:04 +0800 From: kernel test robot To: Usama Arif , linux-mm@kvack.org, muchun.song@linux.dev, mike.kravetz@oracle.com, rppt@kernel.org Cc: llvm@lists.linux.dev, oe-kbuild-all@lists.linux.dev, linux-kernel@vger.kernel.org, fam.zheng@bytedance.com, liangma@liangbit.com, simon.evans@bytedance.com, punit.agrawal@bytedance.com, Usama Arif Subject: Re: [v1 6/6] mm: hugetlb: Skip initialization of struct pages freed later by HVO Message-ID: <202307290124.suQ4U8Y4-lkp@intel.com> References: <20230727204624.1942372-7-usama.arif@bytedance.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20230727204624.1942372-7-usama.arif@bytedance.com> X-Stat-Signature: op5frm83b1qom3uo9chfwn3ssgr4ymor X-Rspamd-Server: rspam10 X-Rspamd-Queue-Id: E603A40027 X-Rspam-User: X-HE-Tag: 1690565130-973535 X-HE-Meta: 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 p1mXlIq4 ggzWas+K54qQaO0sJeENjH4ukK91MGd63vyIonkKxMdf1N+f2yV+qiSKMSDX1CqLYM8KOXdh887YuwTDduIxrowjY+TvvDfEzXyKZCYK5pBQ7NWLtYdH+dAqyt7XGpHw8/8CRdN05bY70yyMkNnCApLg6dJpfvidQFAdOlUndFm9R6WHvFYpoDdCijs/VocXwNhpE4zVdnM28J1ChsWVsS/6qjBbH3L1C/DUFbBPUTqCB+u2BC1NsZDFwU9/zUtnbKMMj2Cze6zMccV3AC+YOEbZk2S4wHxV8HFjLYP1yocFFvNI79C5L8nXMUWzPkKHAjrS/BZaRY+1PIxx6OKG3tBQJIlHnKmF31fJ0PLwH+AO8cse1oLPoHX5mljmA/Gn7opoIMFcnHos8mLSjmyJf5X+ADjU1APzL9GrQ 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 Usama, 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/Usama-Arif/mm-hugetlb-Skip-prep-of-tail-pages-when-HVO-is-enabled/20230728-044839 base: https://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm.git mm-everything patch link: https://lore.kernel.org/r/20230727204624.1942372-7-usama.arif%40bytedance.com patch subject: [v1 6/6] mm: hugetlb: Skip initialization of struct pages freed later by HVO config: arm64-randconfig-r032-20230727 (https://download.01.org/0day-ci/archive/20230729/202307290124.suQ4U8Y4-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/20230729/202307290124.suQ4U8Y4-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/202307290124.suQ4U8Y4-lkp@intel.com/ All errors (new ones prefixed by >>): In file included from mm/hugetlb.c:49: mm/hugetlb_vmemmap.h:56:6: warning: no previous prototype for function 'vmemmap_should_optimize' [-Wmissing-prototypes] 56 | bool vmemmap_should_optimize(const struct hstate *h, const struct page *head) | ^ mm/hugetlb_vmemmap.h:56:1: note: declare 'static' if the function is not intended to be used outside of this translation unit 56 | bool vmemmap_should_optimize(const struct hstate *h, const struct page *head) | ^ | static >> mm/hugetlb.c:3198:3: error: use of undeclared identifier 'HUGETLB_VMEMMAP_RESERVE_SIZE' 3198 | HUGETLB_VMEMMAP_RESERVE_SIZE * sizeof(struct page); | ^ 1 warning and 1 error generated. vim +/HUGETLB_VMEMMAP_RESERVE_SIZE +3198 mm/hugetlb.c 3190 3191 int alloc_bootmem_huge_page(struct hstate *h, int nid) 3192 __attribute__ ((weak, alias("__alloc_bootmem_huge_page"))); 3193 int __alloc_bootmem_huge_page(struct hstate *h, int nid) 3194 { 3195 struct huge_bootmem_page *m = NULL; /* initialize for clang */ 3196 int nr_nodes, node; 3197 phys_addr_t hugetlb_vmemmap_reserve_size = > 3198 HUGETLB_VMEMMAP_RESERVE_SIZE * sizeof(struct page); 3199 phys_addr_t noinit_base; 3200 3201 /* do node specific alloc */ 3202 if (nid != NUMA_NO_NODE) { 3203 m = memblock_alloc_try_nid_raw(huge_page_size(h), huge_page_size(h), 3204 0, MEMBLOCK_ALLOC_ACCESSIBLE, nid); 3205 if (!m) 3206 return 0; 3207 3208 if (vmemmap_optimize_enabled && hugetlb_vmemmap_optimizable(h)) { 3209 noinit_base = virt_to_phys( 3210 (void *)((phys_addr_t) m + hugetlb_vmemmap_reserve_size)); 3211 memblock_rsrv_mark_noinit( 3212 noinit_base, 3213 huge_page_size(h) - hugetlb_vmemmap_reserve_size); 3214 } 3215 3216 goto found; 3217 } 3218 /* allocate from next node when distributing huge pages */ 3219 for_each_node_mask_to_alloc(h, nr_nodes, node, &node_states[N_MEMORY]) { 3220 m = memblock_alloc_try_nid_raw( 3221 huge_page_size(h), huge_page_size(h), 3222 0, MEMBLOCK_ALLOC_ACCESSIBLE, node); 3223 /* 3224 * Use the beginning of the huge page to store the 3225 * huge_bootmem_page struct (until gather_bootmem 3226 * puts them into the mem_map). 3227 */ 3228 if (!m) 3229 return 0; 3230 3231 if (vmemmap_optimize_enabled && hugetlb_vmemmap_optimizable(h)) { 3232 noinit_base = virt_to_phys( 3233 (void *)((phys_addr_t) m + hugetlb_vmemmap_reserve_size)); 3234 memblock_rsrv_mark_noinit( 3235 noinit_base, 3236 huge_page_size(h) - hugetlb_vmemmap_reserve_size); 3237 } 3238 3239 goto found; 3240 } 3241 3242 found: 3243 /* Put them into a private list first because mem_map is not up yet */ 3244 INIT_LIST_HEAD(&m->list); 3245 list_add(&m->list, &huge_boot_pages); 3246 m->hstate = h; 3247 return 1; 3248 } 3249 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki