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charset=us-ascii Content-Disposition: inline In-Reply-To: <20240425084028.3888403-2-wangkefeng.wang@huawei.com> X-Stat-Signature: tq9fr1youi4xp846upe9m1hisctzp7u6 X-Rspam-User: X-Rspamd-Server: rspam02 X-Rspamd-Queue-Id: E5085140003 X-HE-Tag: 1714202611-835326 X-HE-Meta: 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 HoNE1HYZ D0bcfvASX7UZ2YMg6KEX4iurvgVW2+h1/TY5o8vUZ/SA53I9y9YHBloMdFOrp4sAUA6NLn5PdlYkUU9TrXZbBOn66XaNqJBYm/QqIt4wStecTZ5FSF2zTOXha2clC8tMEKydRru12m0SiEKvmK925fpxex/8VHWnrK4TEaHKqxYj9uNxQTQ0FdgYZBLA/4lPjy1kEdb7AJPKr9atG3zs+2rzYqpZ3/04XqT5PIk+Vdh1LgIxCfeO+mKvaVmxCOSSb5N27SYrnBUU44SOUsvPFyNfTISIErT+4EblecFW05Ql0xL97JI8yl7oxcsScRK+Cg6yVfBSlSmFH2ICKmVBbu3fvHRg1l1ogE3mUx2bW5SJC4Cg89JxfzxO5JWAvYdMnBgFbgXjuNm+Axaz8H3FAOupUJU3aot55TH0Ci2joOJ9EjGaOptsF+qTSQ7VYkVkagIeM 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 Kefeng, 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/Kefeng-Wang/mm-memory_hotplug-check-hwpoisoned-page-firstly-in-do_migrate_range/20240425-164317 base: https://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm.git mm-everything patch link: https://lore.kernel.org/r/20240425084028.3888403-2-wangkefeng.wang%40huawei.com patch subject: [PATCH v2 01/10] mm: memory_hotplug: check hwpoisoned page firstly in do_migrate_range() config: s390-defconfig (https://download.01.org/0day-ci/archive/20240427/202404271547.obYnCedG-lkp@intel.com/config) compiler: clang version 19.0.0git (https://github.com/llvm/llvm-project 5ef5eb66fb428aaf61fb51b709f065c069c11242) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240427/202404271547.obYnCedG-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/202404271547.obYnCedG-lkp@intel.com/ All errors (new ones prefixed by >>): In file included from mm/memory_hotplug.c:9: In file included from include/linux/mm.h:2253: include/linux/vmstat.h:500:43: warning: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Wenum-enum-conversion] 500 | return vmstat_text[NR_VM_ZONE_STAT_ITEMS + | ~~~~~~~~~~~~~~~~~~~~~ ^ 501 | item]; | ~~~~ include/linux/vmstat.h:507:43: warning: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Wenum-enum-conversion] 507 | return vmstat_text[NR_VM_ZONE_STAT_ITEMS + | ~~~~~~~~~~~~~~~~~~~~~ ^ 508 | NR_VM_NUMA_EVENT_ITEMS + | ~~~~~~~~~~~~~~~~~~~~~~ include/linux/vmstat.h:514:36: warning: arithmetic between different enumeration types ('enum node_stat_item' and 'enum lru_list') [-Wenum-enum-conversion] 514 | return node_stat_name(NR_LRU_BASE + lru) + 3; // skip "nr_" | ~~~~~~~~~~~ ^ ~~~ include/linux/vmstat.h:519:43: warning: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Wenum-enum-conversion] 519 | return vmstat_text[NR_VM_ZONE_STAT_ITEMS + | ~~~~~~~~~~~~~~~~~~~~~ ^ 520 | NR_VM_NUMA_EVENT_ITEMS + | ~~~~~~~~~~~~~~~~~~~~~~ include/linux/vmstat.h:528:43: warning: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Wenum-enum-conversion] 528 | return vmstat_text[NR_VM_ZONE_STAT_ITEMS + | ~~~~~~~~~~~~~~~~~~~~~ ^ 529 | NR_VM_NUMA_EVENT_ITEMS + | ~~~~~~~~~~~~~~~~~~~~~~ In file included from mm/memory_hotplug.c:30: include/linux/mm_inline.h:47:41: warning: arithmetic between different enumeration types ('enum node_stat_item' and 'enum lru_list') [-Wenum-enum-conversion] 47 | __mod_lruvec_state(lruvec, NR_LRU_BASE + lru, nr_pages); | ~~~~~~~~~~~ ^ ~~~ include/linux/mm_inline.h:49:22: warning: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum lru_list') [-Wenum-enum-conversion] 49 | NR_ZONE_LRU_BASE + lru, nr_pages); | ~~~~~~~~~~~~~~~~ ^ ~~~ In file included from mm/memory_hotplug.c:34: In file included from include/linux/memblock.h:13: In file included from arch/s390/include/asm/dma.h:5: In file included from include/linux/io.h:14: In file included from arch/s390/include/asm/io.h:78: 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 mm/memory_hotplug.c:34: In file included from include/linux/memblock.h:13: In file included from arch/s390/include/asm/dma.h:5: In file included from include/linux/io.h:14: In file included from arch/s390/include/asm/io.h:78: 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 mm/memory_hotplug.c:34: In file included from include/linux/memblock.h:13: In file included from arch/s390/include/asm/dma.h:5: In file included from include/linux/io.h:14: In file included from arch/s390/include/asm/io.h:78: 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); | ~~~~~~~~~~ ^ >> mm/memory_hotplug.c:1786:13: error: call to undeclared function 'hugetlb_page_mapping_lock_write'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration] 1786 | mapping = hugetlb_page_mapping_lock_write(&folio->page); | ^ mm/memory_hotplug.c:1786:13: note: did you mean 'hugetlb_folio_mapping_lock_write'? include/linux/hugetlb.h:181:23: note: 'hugetlb_folio_mapping_lock_write' declared here 181 | struct address_space *hugetlb_folio_mapping_lock_write(struct folio *folio); | ^ >> mm/memory_hotplug.c:1786:11: error: incompatible integer to pointer conversion assigning to 'struct address_space *' from 'int' [-Wint-conversion] 1786 | mapping = hugetlb_page_mapping_lock_write(&folio->page); | ^ ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ 19 warnings and 2 errors generated. vim +/hugetlb_page_mapping_lock_write +1786 mm/memory_hotplug.c 1774 1775 static bool isolate_and_unmap_hwposion_folio(struct folio *folio) 1776 { 1777 if (WARN_ON(folio_test_lru(folio))) 1778 folio_isolate_lru(folio); 1779 1780 if (!folio_mapped(folio)) 1781 return true; 1782 1783 if (folio_test_hugetlb(folio) && !folio_test_anon(folio)) { 1784 struct address_space *mapping; 1785 > 1786 mapping = hugetlb_page_mapping_lock_write(&folio->page); 1787 if (mapping) { 1788 /* 1789 * In shared mappings, try_to_unmap could potentially 1790 * call huge_pmd_unshare. Because of this, take 1791 * semaphore in write mode here and set TTU_RMAP_LOCKED 1792 * to let lower levels know we have taken the lock. 1793 */ 1794 try_to_unmap(folio, TTU_IGNORE_MLOCK | TTU_RMAP_LOCKED); 1795 i_mmap_unlock_write(mapping); 1796 } 1797 } else { 1798 try_to_unmap(folio, TTU_IGNORE_MLOCK); 1799 } 1800 1801 return folio_mapped(folio); 1802 } 1803 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki