From: kernel test robot <lkp@intel.com>
To: Christophe Leroy <christophe.leroy@csgroup.eu>
Cc: llvm@lists.linux.dev, oe-kbuild-all@lists.linux.dev
Subject: Re: [RFC PATCH v2 04/20] mm: Provide mm_struct and address to huge_ptep_get()
Date: Sat, 18 May 2024 20:15:08 +0800 [thread overview]
Message-ID: <202405181929.XiSN8yVW-lkp@intel.com> (raw)
In-Reply-To: <52ef59b206e8082a173965dee11712c9394f2e83.1715971869.git.christophe.leroy@csgroup.eu>
Hi Christophe,
[This is a private test report for your RFC patch.]
kernel test robot noticed the following build errors:
[auto build test ERROR on powerpc/next]
[also build test ERROR on powerpc/fixes arm64/for-next/core linus/master v6.9]
[cannot apply to akpm-mm/mm-everything next-20240517]
[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/Christophe-Leroy/mm-Provide-pagesize-to-pmd_populate/20240518-030701
base: https://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux.git next
patch link: https://lore.kernel.org/r/52ef59b206e8082a173965dee11712c9394f2e83.1715971869.git.christophe.leroy%40csgroup.eu
patch subject: [RFC PATCH v2 04/20] mm: Provide mm_struct and address to huge_ptep_get()
config: s390-defconfig (https://download.01.org/0day-ci/archive/20240518/202405181929.XiSN8yVW-lkp@intel.com/config)
compiler: clang version 19.0.0git (https://github.com/llvm/llvm-project fa9b1be45088dce1e4b602d451f118128b94237b)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240518/202405181929.XiSN8yVW-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 <lkp@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202405181929.XiSN8yVW-lkp@intel.com/
All errors (new ones prefixed by >>):
In file included from fs/bcachefs/fs-io.c:4:
In file included from fs/bcachefs/bcachefs.h:188:
In file included from include/linux/bio.h:10:
In file included from include/linux/blk_types.h:10:
In file included from include/linux/bvec.h:10:
In file included from include/linux/highmem.h:10:
In file included from include/linux/mm.h:2208:
include/linux/vmstat.h:508:43: warning: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Wenum-enum-conversion]
508 | return vmstat_text[NR_VM_ZONE_STAT_ITEMS +
| ~~~~~~~~~~~~~~~~~~~~~ ^
509 | item];
| ~~~~
include/linux/vmstat.h:515:43: warning: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Wenum-enum-conversion]
515 | return vmstat_text[NR_VM_ZONE_STAT_ITEMS +
| ~~~~~~~~~~~~~~~~~~~~~ ^
516 | NR_VM_NUMA_EVENT_ITEMS +
| ~~~~~~~~~~~~~~~~~~~~~~
include/linux/vmstat.h:522:36: warning: arithmetic between different enumeration types ('enum node_stat_item' and 'enum lru_list') [-Wenum-enum-conversion]
522 | return node_stat_name(NR_LRU_BASE + lru) + 3; // skip "nr_"
| ~~~~~~~~~~~ ^ ~~~
include/linux/vmstat.h:527:43: warning: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Wenum-enum-conversion]
527 | return vmstat_text[NR_VM_ZONE_STAT_ITEMS +
| ~~~~~~~~~~~~~~~~~~~~~ ^
528 | NR_VM_NUMA_EVENT_ITEMS +
| ~~~~~~~~~~~~~~~~~~~~~~
include/linux/vmstat.h:536:43: warning: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Wenum-enum-conversion]
536 | return vmstat_text[NR_VM_ZONE_STAT_ITEMS +
| ~~~~~~~~~~~~~~~~~~~~~ ^
537 | NR_VM_NUMA_EVENT_ITEMS +
| ~~~~~~~~~~~~~~~~~~~~~~
In file included from fs/bcachefs/fs-io.c:29:
In file included from include/linux/migrate.h:8:
In file included from include/linux/hugetlb.h:851:
>> arch/s390/include/asm/hugetlb.h:67:44: error: too few arguments to function call, expected 3, have 1
67 | int changed = !pte_same(huge_ptep_get(ptep), pte);
| ~~~~~~~~~~~~~ ^
arch/s390/include/asm/hugetlb.h:22:7: note: 'huge_ptep_get' declared here
22 | pte_t huge_ptep_get(struct mm_struct *mm, unsigned long addr, pte_t *ptep);
| ^ ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
5 warnings and 1 error generated.
--
In file included from kernel/fork.c:30:
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:
In file included from arch/s390/include/asm/pgalloc.h:18:
In file included from include/linux/mm.h:2208:
include/linux/vmstat.h:508:43: warning: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Wenum-enum-conversion]
508 | return vmstat_text[NR_VM_ZONE_STAT_ITEMS +
| ~~~~~~~~~~~~~~~~~~~~~ ^
509 | item];
| ~~~~
include/linux/vmstat.h:515:43: warning: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Wenum-enum-conversion]
515 | return vmstat_text[NR_VM_ZONE_STAT_ITEMS +
| ~~~~~~~~~~~~~~~~~~~~~ ^
516 | NR_VM_NUMA_EVENT_ITEMS +
| ~~~~~~~~~~~~~~~~~~~~~~
include/linux/vmstat.h:522:36: warning: arithmetic between different enumeration types ('enum node_stat_item' and 'enum lru_list') [-Wenum-enum-conversion]
522 | return node_stat_name(NR_LRU_BASE + lru) + 3; // skip "nr_"
| ~~~~~~~~~~~ ^ ~~~
include/linux/vmstat.h:527:43: warning: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Wenum-enum-conversion]
527 | return vmstat_text[NR_VM_ZONE_STAT_ITEMS +
| ~~~~~~~~~~~~~~~~~~~~~ ^
528 | NR_VM_NUMA_EVENT_ITEMS +
| ~~~~~~~~~~~~~~~~~~~~~~
include/linux/vmstat.h:536:43: warning: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Wenum-enum-conversion]
536 | return vmstat_text[NR_VM_ZONE_STAT_ITEMS +
| ~~~~~~~~~~~~~~~~~~~~~ ^
537 | NR_VM_NUMA_EVENT_ITEMS +
| ~~~~~~~~~~~~~~~~~~~~~~
In file included from kernel/fork.c:46:
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 kernel/fork.c:52:
In file included from include/linux/hugetlb.h:851:
>> arch/s390/include/asm/hugetlb.h:67:44: error: too few arguments to function call, expected 3, have 1
67 | int changed = !pte_same(huge_ptep_get(ptep), pte);
| ~~~~~~~~~~~~~ ^
arch/s390/include/asm/hugetlb.h:22:7: note: 'huge_ptep_get' declared here
22 | pte_t huge_ptep_get(struct mm_struct *mm, unsigned long addr, pte_t *ptep);
| ^ ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from kernel/fork.c:79:
In file included from include/linux/tty.h:11:
In file included from include/linux/tty_port.h:5:
In file included from include/linux/kfifo.h:42:
In file included from include/linux/scatterlist.h:9:
In file included from arch/s390/include/asm/io.h:78:
include/asm-generic/io.h:547:31: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
547 | val = __raw_readb(PCI_IOBASE + addr);
| ~~~~~~~~~~ ^
include/asm-generic/io.h:560:61: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
560 | 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 kernel/fork.c:79:
In file included from include/linux/tty.h:11:
In file included from include/linux/tty_port.h:5:
In file included from include/linux/kfifo.h:42:
In file included from include/linux/scatterlist.h:9:
In file included from arch/s390/include/asm/io.h:78:
include/asm-generic/io.h:573:61: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
573 | 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 kernel/fork.c:79:
In file included from include/linux/tty.h:11:
In file included from include/linux/tty_port.h:5:
In file included from include/linux/kfifo.h:42:
In file included from include/linux/scatterlist.h:9:
In file included from arch/s390/include/asm/io.h:78:
include/asm-generic/io.h:584:33: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
584 | __raw_writeb(value, PCI_IOBASE + addr);
| ~~~~~~~~~~ ^
include/asm-generic/io.h:594:59: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
594 | __raw_writew((u16 __force)cpu_to_le16(value), PCI_IOBASE + addr);
| ~~~~~~~~~~ ^
include/asm-generic/io.h:604:59: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
604 | __raw_writel((u32 __force)cpu_to_le32(value), PCI_IOBASE + addr);
| ~~~~~~~~~~ ^
include/asm-generic/io.h:692:20: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
692 | readsb(PCI_IOBASE + addr, buffer, count);
| ~~~~~~~~~~ ^
include/asm-generic/io.h:700:20: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
700 | readsw(PCI_IOBASE + addr, buffer, count);
| ~~~~~~~~~~ ^
include/asm-generic/io.h:708:20: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
708 | readsl(PCI_IOBASE + addr, buffer, count);
| ~~~~~~~~~~ ^
include/asm-generic/io.h:717:21: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
717 | writesb(PCI_IOBASE + addr, buffer, count);
| ~~~~~~~~~~ ^
include/asm-generic/io.h:726:21: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
726 | writesw(PCI_IOBASE + addr, buffer, count);
| ~~~~~~~~~~ ^
include/asm-generic/io.h:735:21: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
735 | writesl(PCI_IOBASE + addr, buffer, count);
| ~~~~~~~~~~ ^
19 warnings and 1 error generated.
--
In file included from kernel/sysctl.c:22:
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:
In file included from arch/s390/include/asm/pgalloc.h:18:
In file included from include/linux/mm.h:2208:
include/linux/vmstat.h:508:43: warning: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Wenum-enum-conversion]
508 | return vmstat_text[NR_VM_ZONE_STAT_ITEMS +
| ~~~~~~~~~~~~~~~~~~~~~ ^
509 | item];
| ~~~~
include/linux/vmstat.h:515:43: warning: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Wenum-enum-conversion]
515 | return vmstat_text[NR_VM_ZONE_STAT_ITEMS +
| ~~~~~~~~~~~~~~~~~~~~~ ^
516 | NR_VM_NUMA_EVENT_ITEMS +
| ~~~~~~~~~~~~~~~~~~~~~~
include/linux/vmstat.h:522:36: warning: arithmetic between different enumeration types ('enum node_stat_item' and 'enum lru_list') [-Wenum-enum-conversion]
522 | return node_stat_name(NR_LRU_BASE + lru) + 3; // skip "nr_"
| ~~~~~~~~~~~ ^ ~~~
include/linux/vmstat.h:527:43: warning: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Wenum-enum-conversion]
527 | return vmstat_text[NR_VM_ZONE_STAT_ITEMS +
| ~~~~~~~~~~~~~~~~~~~~~ ^
528 | NR_VM_NUMA_EVENT_ITEMS +
| ~~~~~~~~~~~~~~~~~~~~~~
include/linux/vmstat.h:536:43: warning: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Wenum-enum-conversion]
536 | return vmstat_text[NR_VM_ZONE_STAT_ITEMS +
| ~~~~~~~~~~~~~~~~~~~~~ ^
537 | NR_VM_NUMA_EVENT_ITEMS +
| ~~~~~~~~~~~~~~~~~~~~~~
In file included from kernel/sysctl.c:35:
In file included from include/linux/filter.h:12:
In file included from include/linux/skbuff.h:28:
In file included from include/linux/dma-mapping.h:11:
In file included from include/linux/scatterlist.h:9:
In file included from arch/s390/include/asm/io.h:78:
include/asm-generic/io.h:547:31: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
547 | val = __raw_readb(PCI_IOBASE + addr);
| ~~~~~~~~~~ ^
include/asm-generic/io.h:560:61: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
560 | 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 kernel/sysctl.c:35:
In file included from include/linux/filter.h:12:
In file included from include/linux/skbuff.h:28:
In file included from include/linux/dma-mapping.h:11:
In file included from include/linux/scatterlist.h:9:
In file included from arch/s390/include/asm/io.h:78:
include/asm-generic/io.h:573:61: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
573 | 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 kernel/sysctl.c:35:
In file included from include/linux/filter.h:12:
In file included from include/linux/skbuff.h:28:
In file included from include/linux/dma-mapping.h:11:
In file included from include/linux/scatterlist.h:9:
In file included from arch/s390/include/asm/io.h:78:
include/asm-generic/io.h:584:33: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
584 | __raw_writeb(value, PCI_IOBASE + addr);
| ~~~~~~~~~~ ^
include/asm-generic/io.h:594:59: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
594 | __raw_writew((u16 __force)cpu_to_le16(value), PCI_IOBASE + addr);
| ~~~~~~~~~~ ^
include/asm-generic/io.h:604:59: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
604 | __raw_writel((u32 __force)cpu_to_le32(value), PCI_IOBASE + addr);
| ~~~~~~~~~~ ^
include/asm-generic/io.h:692:20: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
692 | readsb(PCI_IOBASE + addr, buffer, count);
| ~~~~~~~~~~ ^
include/asm-generic/io.h:700:20: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
700 | readsw(PCI_IOBASE + addr, buffer, count);
| ~~~~~~~~~~ ^
include/asm-generic/io.h:708:20: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
708 | readsl(PCI_IOBASE + addr, buffer, count);
| ~~~~~~~~~~ ^
include/asm-generic/io.h:717:21: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
717 | writesb(PCI_IOBASE + addr, buffer, count);
| ~~~~~~~~~~ ^
include/asm-generic/io.h:726:21: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
726 | writesw(PCI_IOBASE + addr, buffer, count);
| ~~~~~~~~~~ ^
include/asm-generic/io.h:735:21: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
735 | writesl(PCI_IOBASE + addr, buffer, count);
| ~~~~~~~~~~ ^
In file included from kernel/sysctl.c:45:
In file included from include/linux/hugetlb.h:851:
>> arch/s390/include/asm/hugetlb.h:67:44: error: too few arguments to function call, expected 3, have 1
67 | int changed = !pte_same(huge_ptep_get(ptep), pte);
| ~~~~~~~~~~~~~ ^
arch/s390/include/asm/hugetlb.h:22:7: note: 'huge_ptep_get' declared here
22 | pte_t huge_ptep_get(struct mm_struct *mm, unsigned long addr, pte_t *ptep);
| ^ ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from kernel/sysctl.c:53:
In file included from include/linux/nfs_fs.h:31:
In file included from include/linux/sunrpc/auth.h:13:
In file included from include/linux/sunrpc/sched.h:19:
include/linux/sunrpc/xdr.h:782:46: warning: result of comparison of constant 4611686018427387903 with expression of type '__u32' (aka 'unsigned int') is always false [-Wtautological-constant-out-of-range-compare]
782 | if (U32_MAX >= SIZE_MAX / sizeof(*p) && len > SIZE_MAX / sizeof(*p))
| ~~~ ^ ~~~~~~~~~~~~~~~~~~~~~
18 warnings and 1 error generated.
--
In file included from kernel/kexec_core.c:9:
In file included from include/linux/btf.h:8:
In file included from include/linux/bpfptr.h:6:
In file included from include/linux/mm.h:2208:
include/linux/vmstat.h:508:43: warning: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Wenum-enum-conversion]
508 | return vmstat_text[NR_VM_ZONE_STAT_ITEMS +
| ~~~~~~~~~~~~~~~~~~~~~ ^
509 | item];
| ~~~~
include/linux/vmstat.h:515:43: warning: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Wenum-enum-conversion]
515 | return vmstat_text[NR_VM_ZONE_STAT_ITEMS +
| ~~~~~~~~~~~~~~~~~~~~~ ^
516 | NR_VM_NUMA_EVENT_ITEMS +
| ~~~~~~~~~~~~~~~~~~~~~~
include/linux/vmstat.h:522:36: warning: arithmetic between different enumeration types ('enum node_stat_item' and 'enum lru_list') [-Wenum-enum-conversion]
522 | return node_stat_name(NR_LRU_BASE + lru) + 3; // skip "nr_"
| ~~~~~~~~~~~ ^ ~~~
include/linux/vmstat.h:527:43: warning: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Wenum-enum-conversion]
527 | return vmstat_text[NR_VM_ZONE_STAT_ITEMS +
| ~~~~~~~~~~~~~~~~~~~~~ ^
528 | NR_VM_NUMA_EVENT_ITEMS +
| ~~~~~~~~~~~~~~~~~~~~~~
include/linux/vmstat.h:536:43: warning: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Wenum-enum-conversion]
536 | return vmstat_text[NR_VM_ZONE_STAT_ITEMS +
| ~~~~~~~~~~~~~~~~~~~~~ ^
537 | NR_VM_NUMA_EVENT_ITEMS +
| ~~~~~~~~~~~~~~~~~~~~~~
In file included from kernel/kexec_core.c:15:
In file included from include/linux/kexec.h:20:
In file included from arch/s390/include/asm/io.h:78:
include/asm-generic/io.h:547:31: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
547 | val = __raw_readb(PCI_IOBASE + addr);
| ~~~~~~~~~~ ^
include/asm-generic/io.h:560:61: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
560 | 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 kernel/kexec_core.c:15:
In file included from include/linux/kexec.h:20:
In file included from arch/s390/include/asm/io.h:78:
include/asm-generic/io.h:573:61: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
573 | 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 kernel/kexec_core.c:15:
In file included from include/linux/kexec.h:20:
In file included from arch/s390/include/asm/io.h:78:
include/asm-generic/io.h:584:33: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
584 | __raw_writeb(value, PCI_IOBASE + addr);
| ~~~~~~~~~~ ^
include/asm-generic/io.h:594:59: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
594 | __raw_writew((u16 __force)cpu_to_le16(value), PCI_IOBASE + addr);
| ~~~~~~~~~~ ^
include/asm-generic/io.h:604:59: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
604 | __raw_writel((u32 __force)cpu_to_le32(value), PCI_IOBASE + addr);
| ~~~~~~~~~~ ^
include/asm-generic/io.h:692:20: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
692 | readsb(PCI_IOBASE + addr, buffer, count);
| ~~~~~~~~~~ ^
include/asm-generic/io.h:700:20: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
700 | readsw(PCI_IOBASE + addr, buffer, count);
| ~~~~~~~~~~ ^
include/asm-generic/io.h:708:20: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
708 | readsl(PCI_IOBASE + addr, buffer, count);
| ~~~~~~~~~~ ^
include/asm-generic/io.h:717:21: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
717 | writesb(PCI_IOBASE + addr, buffer, count);
| ~~~~~~~~~~ ^
include/asm-generic/io.h:726:21: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
726 | writesw(PCI_IOBASE + addr, buffer, count);
| ~~~~~~~~~~ ^
include/asm-generic/io.h:735:21: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
735 | writesl(PCI_IOBASE + addr, buffer, count);
| ~~~~~~~~~~ ^
In file included from kernel/kexec_core.c:40:
In file included from include/linux/hugetlb.h:851:
>> arch/s390/include/asm/hugetlb.h:67:44: error: too few arguments to function call, expected 3, have 1
67 | int changed = !pte_same(huge_ptep_get(ptep), pte);
| ~~~~~~~~~~~~~ ^
arch/s390/include/asm/hugetlb.h:22:7: note: 'huge_ptep_get' declared here
22 | pte_t huge_ptep_get(struct mm_struct *mm, unsigned long addr, pte_t *ptep);
| ^ ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
17 warnings and 1 error generated.
..
vim +67 arch/s390/include/asm/hugetlb.h
53492b1de46a75 include/asm-s390/hugetlb.h Gerald Schaefer 2008-04-30 62
e509861105a3c1 arch/s390/include/asm/hugetlb.h Martin Schwidefsky 2013-07-23 63 static inline int huge_ptep_set_access_flags(struct vm_area_struct *vma,
e509861105a3c1 arch/s390/include/asm/hugetlb.h Martin Schwidefsky 2013-07-23 64 unsigned long addr, pte_t *ptep,
e509861105a3c1 arch/s390/include/asm/hugetlb.h Martin Schwidefsky 2013-07-23 65 pte_t pte, int dirty)
53492b1de46a75 include/asm-s390/hugetlb.h Gerald Schaefer 2008-04-30 66 {
e509861105a3c1 arch/s390/include/asm/hugetlb.h Martin Schwidefsky 2013-07-23 @67 int changed = !pte_same(huge_ptep_get(ptep), pte);
e509861105a3c1 arch/s390/include/asm/hugetlb.h Martin Schwidefsky 2013-07-23 68 if (changed) {
e509861105a3c1 arch/s390/include/asm/hugetlb.h Martin Schwidefsky 2013-07-23 69 huge_ptep_get_and_clear(vma->vm_mm, addr, ptep);
935d4f0c6dc8b3 arch/s390/include/asm/hugetlb.h Ryan Roberts 2023-09-22 70 __set_huge_pte_at(vma->vm_mm, addr, ptep, pte);
53492b1de46a75 include/asm-s390/hugetlb.h Gerald Schaefer 2008-04-30 71 }
e509861105a3c1 arch/s390/include/asm/hugetlb.h Martin Schwidefsky 2013-07-23 72 return changed;
53492b1de46a75 include/asm-s390/hugetlb.h Gerald Schaefer 2008-04-30 73 }
53492b1de46a75 include/asm-s390/hugetlb.h Gerald Schaefer 2008-04-30 74
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
next prev parent reply other threads:[~2024-05-18 12:16 UTC|newest]
Thread overview: 122+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-05-17 18:59 [RFC PATCH v2 00/20] Reimplement huge pages without hugepd on powerpc (8xx, e500, book3s/64) Christophe Leroy
2024-05-17 18:59 ` Christophe Leroy
2024-05-17 18:59 ` [RFC PATCH v2 01/20] mm: Provide pagesize to pmd_populate() Christophe Leroy
2024-05-17 18:59 ` Christophe Leroy
2024-05-20 9:01 ` Oscar Salvador
2024-05-20 9:01 ` Oscar Salvador
2024-05-20 16:24 ` Christophe Leroy
2024-05-20 16:24 ` Christophe Leroy
2024-05-21 11:57 ` Oscar Salvador
2024-05-21 11:57 ` Oscar Salvador
2024-05-22 8:37 ` Christophe Leroy
2024-05-22 8:37 ` Christophe Leroy
2024-05-17 18:59 ` [RFC PATCH v2 02/20] mm: Provide page size to pte_alloc_huge() Christophe Leroy
2024-05-17 18:59 ` Christophe Leroy
2024-05-17 18:59 ` [RFC PATCH v2 03/20] mm: Provide pmd to pte_leaf_size() Christophe Leroy
2024-05-17 18:59 ` Christophe Leroy
2024-05-21 9:39 ` Oscar Salvador
2024-05-21 9:39 ` Oscar Salvador
2024-05-22 10:22 ` Christophe Leroy
2024-05-22 10:22 ` Christophe Leroy
2024-05-17 18:59 ` [RFC PATCH v2 04/20] mm: Provide mm_struct and address to huge_ptep_get() Christophe Leroy
2024-05-17 18:59 ` Christophe Leroy
2024-05-18 12:15 ` kernel test robot [this message]
2024-05-18 15:34 ` kernel test robot
2024-05-17 18:59 ` [RFC PATCH v2 05/20] powerpc/mm: Allow hugepages without hugepd Christophe Leroy
2024-05-17 18:59 ` Christophe Leroy
2024-05-17 19:00 ` [RFC PATCH v2 06/20] powerpc/8xx: Fix size given to set_huge_pte_at() Christophe Leroy
2024-05-17 19:00 ` Christophe Leroy
2024-05-20 9:14 ` Oscar Salvador
2024-05-20 9:14 ` Oscar Salvador
2024-05-20 16:31 ` Christophe Leroy
2024-05-20 16:31 ` Christophe Leroy
2024-05-20 17:42 ` Oscar Salvador
2024-05-20 17:42 ` Oscar Salvador
2024-05-22 8:45 ` Christophe Leroy
2024-05-22 8:45 ` Christophe Leroy
2024-05-21 0:48 ` Michael Ellerman
2024-05-21 0:48 ` Michael Ellerman
2024-05-21 9:26 ` Oscar Salvador
2024-05-21 9:26 ` Oscar Salvador
2024-05-22 8:32 ` Christophe Leroy
2024-05-22 8:32 ` Christophe Leroy
2024-05-22 12:18 ` Christophe Leroy
2024-05-22 12:18 ` Christophe Leroy
2024-05-17 19:00 ` [RFC PATCH v2 07/20] powerpc/8xx: Rework support for 8M pages using contiguous PTE entries Christophe Leroy
2024-05-17 19:00 ` Christophe Leroy
2024-05-24 10:02 ` Oscar Salvador
2024-05-24 10:02 ` Oscar Salvador
2024-05-24 11:47 ` Christophe Leroy
2024-05-24 11:47 ` Christophe Leroy
2024-05-17 19:00 ` [RFC PATCH v2 08/20] powerpc/8xx: Simplify struct mmu_psize_def Christophe Leroy
2024-05-17 19:00 ` Christophe Leroy
2024-05-25 3:36 ` Oscar Salvador
2024-05-25 3:36 ` Oscar Salvador
2024-05-17 19:00 ` [RFC PATCH v2 09/20] powerpc/mm: Remove _PAGE_PSIZE Christophe Leroy
2024-05-17 19:00 ` Christophe Leroy
2024-05-25 3:40 ` Oscar Salvador
2024-05-25 3:40 ` Oscar Salvador
2024-05-17 19:00 ` [RFC PATCH v2 10/20] powerpc/mm: Fix __find_linux_pte() on 32 bits with PMD leaf entries Christophe Leroy
2024-05-17 19:00 ` Christophe Leroy
2024-05-25 4:12 ` Oscar Salvador
2024-05-25 4:12 ` Oscar Salvador
2024-05-25 6:41 ` Christophe Leroy
2024-05-25 6:41 ` Christophe Leroy
2024-05-17 19:00 ` [RFC PATCH v2 11/20] powerpc/mm: Complement huge_pte_alloc() for all non HUGEPD setups Christophe Leroy
2024-05-17 19:00 ` Christophe Leroy
2024-05-25 4:29 ` Oscar Salvador
2024-05-25 4:29 ` Oscar Salvador
2024-05-25 6:44 ` Christophe Leroy
2024-05-25 6:44 ` Christophe Leroy
2024-05-25 10:33 ` Oscar Salvador
2024-05-25 10:33 ` Oscar Salvador
2024-05-17 19:00 ` [RFC PATCH v2 12/20] powerpc/64e: Remove unneeded #ifdef CONFIG_PPC_E500 Christophe Leroy
2024-05-17 19:00 ` Christophe Leroy
2024-05-24 7:31 ` Michael Ellerman
2024-05-24 7:31 ` Michael Ellerman
2024-05-24 8:45 ` Christophe Leroy
2024-05-24 8:45 ` Christophe Leroy
2024-05-17 19:00 ` [RFC PATCH v2 13/20] powerpc/64e: Clean up impossible setups Christophe Leroy
2024-05-17 19:00 ` Christophe Leroy
2024-05-17 19:00 ` [RFC PATCH v2 14/20] powerpc/e500: Remove enc field from struct mmu_psize_def Christophe Leroy
2024-05-17 19:00 ` Christophe Leroy
2024-05-25 4:35 ` Oscar Salvador
2024-05-25 4:35 ` Oscar Salvador
2024-05-17 19:00 ` [RFC PATCH v2 15/20] powerpc/85xx: Switch to 64 bits PGD Christophe Leroy
2024-05-17 19:00 ` Christophe Leroy
2024-05-25 4:54 ` Oscar Salvador
2024-05-25 4:54 ` Oscar Salvador
2024-05-25 9:02 ` Christophe Leroy
2024-05-25 9:02 ` Christophe Leroy
2024-05-17 19:00 ` [RFC PATCH v2 16/20] powerpc/e500: Encode hugepage size in PTE bits Christophe Leroy
2024-05-17 19:00 ` Christophe Leroy
2024-05-17 19:00 ` [RFC PATCH v2 17/20] powerpc/e500: Use contiguous PMD instead of hugepd Christophe Leroy
2024-05-17 19:00 ` Christophe Leroy
2024-05-17 19:00 ` [RFC PATCH v2 18/20] powerpc/64s: Use contiguous PMD/PUD instead of HUGEPD Christophe Leroy
2024-05-17 19:00 ` Christophe Leroy
2024-05-20 12:54 ` Nicholas Piggin
2024-05-20 12:54 ` Nicholas Piggin
2024-05-20 16:43 ` Christophe Leroy
2024-05-20 16:43 ` Christophe Leroy
2024-05-22 1:13 ` Nicholas Piggin
2024-05-22 1:13 ` Nicholas Piggin
2024-05-22 9:32 ` Christophe Leroy
2024-05-22 9:32 ` Christophe Leroy
2024-05-22 12:23 ` Jason Gunthorpe
2024-05-22 12:23 ` Jason Gunthorpe
2024-05-17 19:00 ` [RFC PATCH v2 19/20] powerpc/mm: Remove hugepd leftovers Christophe Leroy
2024-05-17 19:00 ` Christophe Leroy
2024-05-17 19:00 ` [RFC PATCH v2 20/20] mm: Remove CONFIG_ARCH_HAS_HUGEPD Christophe Leroy
2024-05-17 19:00 ` Christophe Leroy
2024-05-17 19:06 ` [RFC PATCH v2 00/20] Reimplement huge pages without hugepd on powerpc (8xx, e500, book3s/64) Jason Gunthorpe
2024-05-17 19:06 ` Jason Gunthorpe
2024-05-18 6:28 ` Christophe Leroy
2024-05-18 6:28 ` Christophe Leroy
2024-05-23 19:40 ` Peter Xu
2024-05-23 19:40 ` Peter Xu
2024-05-24 4:46 ` Michael Ellerman
2024-05-24 4:46 ` Michael Ellerman
2024-05-27 14:14 ` Peter Xu
2024-05-27 14:14 ` Peter Xu
2024-05-24 6:31 ` Oscar Salvador
2024-05-24 6:31 ` Oscar Salvador
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