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Message-ID: <202308181255.bMCo950t-lkp@intel.com>
Date: Fri, 18 Aug 2023 12:41:40 +0800
From: kernel test robot <lkp@...el.com>
To: "Matthew Wilcox (Oracle)" <willy@...radead.org>,
Andrew Morton <akpm@...ux-foundation.org>
Cc: llvm@...ts.linux.dev, oe-kbuild-all@...ts.linux.dev,
Linux Memory Management List <linux-mm@...ck.org>,
"Matthew Wilcox (Oracle)" <willy@...radead.org>,
linux-fsdevel@...r.kernel.org, nvdimm@...ts.linux.dev,
linux-xfs@...r.kernel.org, linux-ext4@...r.kernel.org,
linux-erofs@...ts.ozlabs.org, linux-cxl@...r.kernel.org
Subject: Re: [PATCH] mm: Change calling convention for ->huge_fault
Hi Matthew,
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/Matthew-Wilcox-Oracle/mm-Change-calling-convention-for-huge_fault/20230818-040348
base: https://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm.git mm-everything
patch link: https://lore.kernel.org/r/20230817200150.1230317-1-willy%40infradead.org
patch subject: [PATCH] mm: Change calling convention for ->huge_fault
config: hexagon-randconfig-r035-20230818 (https://download.01.org/0day-ci/archive/20230818/202308181255.bMCo950t-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/20230818/202308181255.bMCo950t-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@...el.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202308181255.bMCo950t-lkp@intel.com/
All errors (new ones prefixed by >>):
In file included from mm/memory.c:42:
In file included from include/linux/kernel_stat.h:9:
In file included from include/linux/interrupt.h:11:
In file included from include/linux/hardirq.h:11:
In file included from ./arch/hexagon/include/generated/asm/hardirq.h:1:
In file included from include/asm-generic/hardirq.h:17:
In file included from include/linux/irq.h:20:
In file included from include/linux/io.h:13:
In file included from arch/hexagon/include/asm/io.h:337:
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/little_endian.h:37:51: note: expanded from macro '__le16_to_cpu'
37 | #define __le16_to_cpu(x) ((__force __u16)(__le16)(x))
| ^
In file included from mm/memory.c:42:
In file included from include/linux/kernel_stat.h:9:
In file included from include/linux/interrupt.h:11:
In file included from include/linux/hardirq.h:11:
In file included from ./arch/hexagon/include/generated/asm/hardirq.h:1:
In file included from include/asm-generic/hardirq.h:17:
In file included from include/linux/irq.h:20:
In file included from include/linux/io.h:13:
In file included from arch/hexagon/include/asm/io.h:337:
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/little_endian.h:35:51: note: expanded from macro '__le32_to_cpu'
35 | #define __le32_to_cpu(x) ((__force __u32)(__le32)(x))
| ^
In file included from mm/memory.c:42:
In file included from include/linux/kernel_stat.h:9:
In file included from include/linux/interrupt.h:11:
In file included from include/linux/hardirq.h:11:
In file included from ./arch/hexagon/include/generated/asm/hardirq.h:1:
In file included from include/asm-generic/hardirq.h:17:
In file included from include/linux/irq.h:20:
In file included from include/linux/io.h:13:
In file included from arch/hexagon/include/asm/io.h:337:
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);
| ~~~~~~~~~~ ^
>> mm/memory.c:4876:39: error: use of undeclared identifier 'PTE_SHIFT'
4876 | return vma->vm_ops->huge_fault(vmf, PMD_ORDER);
| ^
include/linux/pgtable.h:8:32: note: expanded from macro 'PMD_ORDER'
8 | #define PMD_ORDER (PMD_SHIFT - PTE_SHIFT)
| ^
mm/memory.c:4896:39: error: use of undeclared identifier 'PTE_SHIFT'
4896 | ret = vma->vm_ops->huge_fault(vmf, PMD_ORDER);
| ^
include/linux/pgtable.h:8:32: note: expanded from macro 'PMD_ORDER'
8 | #define PMD_ORDER (PMD_SHIFT - PTE_SHIFT)
| ^
6 warnings and 2 errors generated.
--
In file included from fs/xfs/xfs_trace.c:6:
In file included from fs/xfs/xfs.h:22:
In file included from fs/xfs/xfs_linux.h:31:
In file included from include/linux/blkdev.h:9:
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:12:
In file included from include/linux/hardirq.h:11:
In file included from ./arch/hexagon/include/generated/asm/hardirq.h:1:
In file included from include/asm-generic/hardirq.h:17:
In file included from include/linux/irq.h:20:
In file included from include/linux/io.h:13:
In file included from arch/hexagon/include/asm/io.h:337:
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/little_endian.h:37:51: note: expanded from macro '__le16_to_cpu'
37 | #define __le16_to_cpu(x) ((__force __u16)(__le16)(x))
| ^
In file included from fs/xfs/xfs_trace.c:6:
In file included from fs/xfs/xfs.h:22:
In file included from fs/xfs/xfs_linux.h:31:
In file included from include/linux/blkdev.h:9:
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:12:
In file included from include/linux/hardirq.h:11:
In file included from ./arch/hexagon/include/generated/asm/hardirq.h:1:
In file included from include/asm-generic/hardirq.h:17:
In file included from include/linux/irq.h:20:
In file included from include/linux/io.h:13:
In file included from arch/hexagon/include/asm/io.h:337:
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/little_endian.h:35:51: note: expanded from macro '__le32_to_cpu'
35 | #define __le32_to_cpu(x) ((__force __u32)(__le32)(x))
| ^
In file included from fs/xfs/xfs_trace.c:6:
In file included from fs/xfs/xfs.h:22:
In file included from fs/xfs/xfs_linux.h:31:
In file included from include/linux/blkdev.h:9:
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:12:
In file included from include/linux/hardirq.h:11:
In file included from ./arch/hexagon/include/generated/asm/hardirq.h:1:
In file included from include/asm-generic/hardirq.h:17:
In file included from include/linux/irq.h:20:
In file included from include/linux/io.h:13:
In file included from arch/hexagon/include/asm/io.h:337:
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);
| ~~~~~~~~~~ ^
In file included from fs/xfs/xfs_trace.c:45:
In file included from fs/xfs/xfs_trace.h:4428:
In file included from include/trace/define_trace.h:102:
In file included from include/trace/trace_events.h:94:
>> fs/xfs/xfs_trace.h:805:19: error: use of undeclared identifier 'PTE_SHIFT'
805 | TRACE_DEFINE_ENUM(PMD_ORDER);
| ^
include/linux/pgtable.h:8:32: note: expanded from macro 'PMD_ORDER'
8 | #define PMD_ORDER (PMD_SHIFT - PTE_SHIFT)
| ^
In file included from fs/xfs/xfs_trace.c:45:
In file included from fs/xfs/xfs_trace.h:4428:
In file included from include/trace/define_trace.h:102:
In file included from include/trace/trace_events.h:94:
fs/xfs/xfs_trace.h:806:19: error: use of undeclared identifier 'PTE_SHIFT'
806 | TRACE_DEFINE_ENUM(PUD_ORDER);
| ^
include/linux/pgtable.h:9:32: note: expanded from macro 'PUD_ORDER'
9 | #define PUD_ORDER (PUD_SHIFT - PTE_SHIFT)
| ^
In file included from fs/xfs/xfs_trace.c:45:
In file included from fs/xfs/xfs_trace.h:4428:
In file included from include/trace/define_trace.h:102:
In file included from include/trace/trace_events.h:237:
fs/xfs/xfs_trace.h:831:6: error: use of undeclared identifier 'PTE_SHIFT'
831 | { PMD_ORDER, "PMD" },
| ^
include/linux/pgtable.h:8:32: note: expanded from macro 'PMD_ORDER'
8 | #define PMD_ORDER (PMD_SHIFT - PTE_SHIFT)
| ^
In file included from fs/xfs/xfs_trace.c:45:
In file included from fs/xfs/xfs_trace.h:4428:
In file included from include/trace/define_trace.h:102:
In file included from include/trace/trace_events.h:237:
fs/xfs/xfs_trace.h:832:6: error: use of undeclared identifier 'PTE_SHIFT'
832 | { PUD_ORDER, "PUD" }),
| ^
include/linux/pgtable.h:9:32: note: expanded from macro 'PUD_ORDER'
9 | #define PUD_ORDER (PUD_SHIFT - PTE_SHIFT)
| ^
6 warnings and 4 errors generated.
vim +/PTE_SHIFT +4876 mm/memory.c
4869
4870 static inline vm_fault_t create_huge_pmd(struct vm_fault *vmf)
4871 {
4872 struct vm_area_struct *vma = vmf->vma;
4873 if (vma_is_anonymous(vma))
4874 return do_huge_pmd_anonymous_page(vmf);
4875 if (vma->vm_ops->huge_fault)
> 4876 return vma->vm_ops->huge_fault(vmf, PMD_ORDER);
4877 return VM_FAULT_FALLBACK;
4878 }
4879
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
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