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X-CSE-ConnectionGUID: STFRcOUWQniR0vAbNeVOuw== X-CSE-MsgGUID: lAPw5VVvQkGWc27oyLsSNA== X-IronPort-AV: E=McAfee;i="6700,10204,11139"; a="19232127" X-IronPort-AV: E=Sophos;i="6.09,224,1716274800"; d="scan'208";a="19232127" Received: from orviesa001.jf.intel.com ([10.64.159.141]) by orvoesa110.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 20 Jul 2024 08:16:28 -0700 X-CSE-ConnectionGUID: BNqPcu1/S9yFzi/m+Q99eg== X-CSE-MsgGUID: /7jwRG9eTke1D7iO6o4r6Q== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.09,224,1716274800"; d="scan'208";a="88871731" Received: from lkp-server01.sh.intel.com (HELO 68891e0c336b) ([10.239.97.150]) by orviesa001.jf.intel.com with ESMTP; 20 Jul 2024 08:16:26 -0700 Received: from kbuild by 68891e0c336b with local (Exim 4.96) (envelope-from ) id 1sVBou-000jKU-16; Sat, 20 Jul 2024 15:16:24 +0000 Date: Sat, 20 Jul 2024 23:16:05 +0800 From: kernel test robot To: "Alex Shi (Tencent)" Cc: llvm@lists.linux.dev, oe-kbuild-all@lists.linux.dev Subject: [alexshi:mmunstable2 40/42] arch/s390/include/asm/pgalloc.h:147:6: error: conflicting types for 'pte_free_defer' Message-ID: <202407202358.uLTykVrw-lkp@intel.com> Precedence: bulk X-Mailing-List: llvm@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline tree: https://github.com/alexshi/linux.git mmunstable2 head: 17ce8ec8001d3efaa81c659d6ec565025c3f42b0 commit: 5977eb978554280c83da90a90ef2916b90b65a5f [40/42] mm/pgtable: pass ptdesc in pte_free_defer() config: s390-allnoconfig (https://download.01.org/0day-ci/archive/20240720/202407202358.uLTykVrw-lkp@intel.com/config) compiler: clang version 19.0.0git (https://github.com/llvm/llvm-project ad154281230d83ee551e12d5be48bb956ef47ed3) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240720/202407202358.uLTykVrw-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/202407202358.uLTykVrw-lkp@intel.com/ All errors (new ones prefixed by >>): In file included from arch/s390/kernel/asm-offsets.c:11: In file included from include/linux/kvm_host.h:16: In file included from include/linux/mm.h:2221: 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_" | ~~~~~~~~~~~ ^ ~~~ In file included from arch/s390/kernel/asm-offsets.c:11: In file included from include/linux/kvm_host.h:19: In file included from include/linux/msi.h:27: In file included from include/linux/irq.h:20: In file included from include/linux/io.h:14: In file included from arch/s390/include/asm/io.h:93: 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 arch/s390/kernel/asm-offsets.c:11: In file included from include/linux/kvm_host.h:19: In file included from include/linux/msi.h:27: In file included from include/linux/irq.h:20: In file included from include/linux/io.h:14: In file included from arch/s390/include/asm/io.h:93: 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 arch/s390/kernel/asm-offsets.c:11: In file included from include/linux/kvm_host.h:19: In file included from include/linux/msi.h:27: In file included from include/linux/irq.h:20: In file included from include/linux/io.h:14: In file included from arch/s390/include/asm/io.h:93: 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); | ~~~~~~~~~~ ^ In file included from arch/s390/kernel/asm-offsets.c:11: In file included from include/linux/kvm_host.h:19: In file included from include/linux/msi.h:27: In file included from include/linux/irq.h:591: In file included from arch/s390/include/asm/hw_irq.h:6: In file included from include/linux/pci.h:37: In file included from include/linux/device.h:32: In file included from include/linux/device/driver.h:21: In file included from include/linux/module.h:19: In file included from include/linux/elf.h:6: In file included from arch/s390/include/asm/elf.h:173: In file included from arch/s390/include/asm/mmu_context.h:11: >> arch/s390/include/asm/pgalloc.h:147:6: error: conflicting types for 'pte_free_defer' 147 | void pte_free_defer(struct mm_struct *mm, pgtable_t pgtable); | ^ arch/s390/include/asm/pgalloc.h:146:24: note: expanded from macro 'pte_free_defer' 146 | #define pte_free_defer pte_free_defer | ^ include/linux/pgtable.h:119:6: note: previous declaration is here 119 | void pte_free_defer(struct mm_struct *mm, struct ptdesc *ptdesc); | ^ 13 warnings and 1 error generated. make[3]: *** [scripts/Makefile.build:117: arch/s390/kernel/asm-offsets.s] Error 1 make[3]: Target 'prepare' not remade because of errors. make[2]: *** [Makefile:1208: prepare0] Error 2 make[2]: Target 'prepare' not remade because of errors. make[1]: *** [Makefile:240: __sub-make] Error 2 make[1]: Target 'prepare' not remade because of errors. make: *** [Makefile:240: __sub-make] Error 2 make: Target 'prepare' not remade because of errors. vim +/pte_free_defer +147 arch/s390/include/asm/pgalloc.h ^1da177e4c3f41 include/asm-s390/pgalloc.h Linus Torvalds 2005-04-16 144 8211dad6279817 arch/s390/include/asm/pgalloc.h Hugh Dickins 2023-07-11 145 /* arch use pte_free_defer() implementation in arch/s390/mm/pgalloc.c */ 8211dad6279817 arch/s390/include/asm/pgalloc.h Hugh Dickins 2023-07-11 146 #define pte_free_defer pte_free_defer 8211dad6279817 arch/s390/include/asm/pgalloc.h Hugh Dickins 2023-07-11 @147 void pte_free_defer(struct mm_struct *mm, pgtable_t pgtable); 8211dad6279817 arch/s390/include/asm/pgalloc.h Hugh Dickins 2023-07-11 148 :::::: The code at line 147 was first introduced by commit :::::: 8211dad6279817a8966ff6b74c2c588dd4166f45 s390: add pte_free_defer() for pgtables sharing page :::::: TO: Hugh Dickins :::::: CC: Andrew Morton -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki