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charset=us-ascii Content-Disposition: inline In-Reply-To: <20250304150444.3788920-6-ryan.roberts@arm.com> X-Stat-Signature: j8j3o6fbwy9gemp4pcj98pono719ptn9 X-Rspamd-Queue-Id: E42CF1C0035 X-Rspam-User: X-Rspamd-Server: rspam01 X-HE-Tag: 1741190431-227197 X-HE-Meta: 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 EKHnCjzt lcQ1F6d3M/lMVuMpAllhw/1ljfk6dNzSY9D5hvGvOjq7Sml+/O+ZfCQBqTUaEqO179bvrmz9IyAcy+6/R9OvAlzYZTaPHQp1qHX49CVjmE53ptc+bHV3nZCgrBM5ykwIh3+eCwIfi8ftP1yuAJRVX2TKF/s3buvs8t0SLavpiGgpFQzxbJKe3MtGuh0WkXPfZw5OqPN0nBlYOFZwjLYBXYAwxQpon7glzL6s0/J2Z947r0b4qFdbt2w1h4p13YJat0HsWWZ8zY30O0h+w4s4b67fneXm0uJwsWkEqtpuZZhXx1atl7LR5MYb2OZi0OPD//RrnKucAihaRBFSsyDpPO6ExyhlFWo+URy76T1iDmuGGCvx82UwP6WzRNW/TM1KQVOulfuMVhAftzd6SgxXLEifZWZHw21vGuAvQRnfciqxX85AOZsPXB8LV1wA9KhQXITf/C9C5HadKLhI= 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 Ryan, kernel test robot noticed the following build warnings: [auto build test WARNING on linus/master] [also build test WARNING on v6.14-rc5 next-20250305] [cannot apply to arm64/for-next/core akpm-mm/mm-everything arm-perf/for-next/perf] [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/Ryan-Roberts/arm64-hugetlb-Cleanup-huge_pte-size-discovery-mechanisms/20250304-230647 base: linus/master patch link: https://lore.kernel.org/r/20250304150444.3788920-6-ryan.roberts%40arm.com patch subject: [PATCH v3 05/11] arm64: hugetlb: Use set_ptes_anysz() and ptep_get_and_clear_anysz() config: arm64-randconfig-003-20250305 (https://download.01.org/0day-ci/archive/20250305/202503052315.vk7m958M-lkp@intel.com/config) compiler: clang version 21.0.0git (https://github.com/llvm/llvm-project 14170b16028c087ca154878f5ed93d3089a965c6) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250305/202503052315.vk7m958M-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/202503052315.vk7m958M-lkp@intel.com/ All warnings (new ones prefixed by >>): In file included from arch/arm64/mm/hugetlbpage.c:12: In file included from include/linux/mm.h:2224: include/linux/vmstat.h:504:43: warning: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Wenum-enum-conversion] 504 | return vmstat_text[NR_VM_ZONE_STAT_ITEMS + | ~~~~~~~~~~~~~~~~~~~~~ ^ 505 | item]; | ~~~~ include/linux/vmstat.h:511:43: warning: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Wenum-enum-conversion] 511 | return vmstat_text[NR_VM_ZONE_STAT_ITEMS + | ~~~~~~~~~~~~~~~~~~~~~ ^ 512 | NR_VM_NUMA_EVENT_ITEMS + | ~~~~~~~~~~~~~~~~~~~~~~ >> arch/arm64/mm/hugetlbpage.c:154:23: warning: parameter 'addr' set but not used [-Wunused-but-set-parameter] 154 | unsigned long addr, | ^ 3 warnings generated. vim +/addr +154 arch/arm64/mm/hugetlbpage.c bc5dfb4fd7bd471 Baolin Wang 2022-05-16 144 d8bdcff2876424d Steve Capper 2017-08-22 145 /* d8bdcff2876424d Steve Capper 2017-08-22 146 * Changing some bits of contiguous entries requires us to follow a d8bdcff2876424d Steve Capper 2017-08-22 147 * Break-Before-Make approach, breaking the whole contiguous set d8bdcff2876424d Steve Capper 2017-08-22 148 * before we can change any entries. See ARM DDI 0487A.k_iss10775, d8bdcff2876424d Steve Capper 2017-08-22 149 * "Misprogramming of the Contiguous bit", page D4-1762. d8bdcff2876424d Steve Capper 2017-08-22 150 * d8bdcff2876424d Steve Capper 2017-08-22 151 * This helper performs the break step. d8bdcff2876424d Steve Capper 2017-08-22 152 */ fb396bb459c1fa3 Anshuman Khandual 2022-05-10 153 static pte_t get_clear_contig(struct mm_struct *mm, d8bdcff2876424d Steve Capper 2017-08-22 @154 unsigned long addr, d8bdcff2876424d Steve Capper 2017-08-22 155 pte_t *ptep, d8bdcff2876424d Steve Capper 2017-08-22 156 unsigned long pgsize, d8bdcff2876424d Steve Capper 2017-08-22 157 unsigned long ncontig) d8bdcff2876424d Steve Capper 2017-08-22 158 { 49c87f7677746f3 Ryan Roberts 2025-02-26 159 pte_t pte, tmp_pte; 49c87f7677746f3 Ryan Roberts 2025-02-26 160 bool present; 49c87f7677746f3 Ryan Roberts 2025-02-26 161 66251d3eadf78e2 Ryan Roberts 2025-03-04 162 pte = ptep_get_and_clear_anysz(mm, ptep, pgsize); 49c87f7677746f3 Ryan Roberts 2025-02-26 163 present = pte_present(pte); 49c87f7677746f3 Ryan Roberts 2025-02-26 164 while (--ncontig) { 49c87f7677746f3 Ryan Roberts 2025-02-26 165 ptep++; 49c87f7677746f3 Ryan Roberts 2025-02-26 166 addr += pgsize; 66251d3eadf78e2 Ryan Roberts 2025-03-04 167 tmp_pte = ptep_get_and_clear_anysz(mm, ptep, pgsize); 49c87f7677746f3 Ryan Roberts 2025-02-26 168 if (present) { 49c87f7677746f3 Ryan Roberts 2025-02-26 169 if (pte_dirty(tmp_pte)) 49c87f7677746f3 Ryan Roberts 2025-02-26 170 pte = pte_mkdirty(pte); 49c87f7677746f3 Ryan Roberts 2025-02-26 171 if (pte_young(tmp_pte)) 49c87f7677746f3 Ryan Roberts 2025-02-26 172 pte = pte_mkyoung(pte); d8bdcff2876424d Steve Capper 2017-08-22 173 } 49c87f7677746f3 Ryan Roberts 2025-02-26 174 } 49c87f7677746f3 Ryan Roberts 2025-02-26 175 return pte; d8bdcff2876424d Steve Capper 2017-08-22 176 } d8bdcff2876424d Steve Capper 2017-08-22 177 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki