From: kernel test robot <lkp@intel.com>
To: Dan Williams <dan.j.williams@intel.com>
Cc: kbuild-all@lists.01.org, clang-built-linux@googlegroups.com,
Linux Memory Management List <linux-mm@kvack.org>,
Thomas Gleixner <tglx@linutronix.de>,
Christoph Hellwig <hch@lst.de>,
Andrew Morton <akpm@linux-foundation.org>
Subject: [linux-next:master 3897/4551] arch/powerpc/mm/mem.c:91:12: warning: no previous prototype for function 'create_section_mapping'
Date: Tue, 10 Nov 2020 20:00:30 +0800 [thread overview]
Message-ID: <202011102006.w9nxShft-lkp@intel.com> (raw)
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tree: https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master
head: 6dd65e60af981e77a6bc142d82138c26fb18c3e9
commit: 4301edca7073d0e53c321411404bee65dfdc0324 [3897/4551] mm-fix-phys_to_target_node-and-memory_add_physaddr_to_nid-exports-v4
config: powerpc64-randconfig-r025-20201110 (attached as .config)
compiler: clang version 12.0.0 (https://github.com/llvm/llvm-project 4d81c8adb6ed9840257f6cb6b93f60856d422a15)
reproduce (this is a W=1 build):
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
# install powerpc64 cross compiling tool for clang build
# apt-get install binutils-powerpc64-linux-gnu
# https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git/commit/?id=4301edca7073d0e53c321411404bee65dfdc0324
git remote add linux-next https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git
git fetch --no-tags linux-next master
git checkout 4301edca7073d0e53c321411404bee65dfdc0324
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=powerpc64
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>
All warnings (new ones prefixed by >>):
>> arch/powerpc/mm/mem.c:91:12: warning: no previous prototype for function 'create_section_mapping' [-Wmissing-prototypes]
int __weak create_section_mapping(unsigned long start, unsigned long end,
^
arch/powerpc/mm/mem.c:91:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
int __weak create_section_mapping(unsigned long start, unsigned long end,
^
static
1 warning generated.
--
>> arch/powerpc/mm/book3s64/pgtable.c:174:15: warning: no previous prototype for function 'create_section_mapping' [-Wmissing-prototypes]
int __meminit create_section_mapping(unsigned long start, unsigned long end,
^
arch/powerpc/mm/book3s64/pgtable.c:174:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
int __meminit create_section_mapping(unsigned long start, unsigned long end,
^
static
arch/powerpc/mm/book3s64/pgtable.c:405:6: warning: no previous prototype for function 'arch_report_meminfo' [-Wmissing-prototypes]
void arch_report_meminfo(struct seq_file *m)
^
arch/powerpc/mm/book3s64/pgtable.c:405:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
void arch_report_meminfo(struct seq_file *m)
^
static
2 warnings generated.
vim +/create_section_mapping +91 arch/powerpc/mm/mem.c
bc02af93dd2bbdd Yasunori Goto 2006-06-27 90
4e00c5affdd4b04 Logan Gunthorpe 2020-04-10 @91 int __weak create_section_mapping(unsigned long start, unsigned long end,
4e00c5affdd4b04 Logan Gunthorpe 2020-04-10 92 int nid, pgprot_t prot)
fecbfabe1dc9405 Benjamin Herrenschmidt 2016-07-05 93 {
fecbfabe1dc9405 Benjamin Herrenschmidt 2016-07-05 94 return -ENODEV;
fecbfabe1dc9405 Benjamin Herrenschmidt 2016-07-05 95 }
fecbfabe1dc9405 Benjamin Herrenschmidt 2016-07-05 96
:::::: The code at line 91 was first introduced by commit
:::::: 4e00c5affdd4b04e6392001716333971932f3d0c powerpc/mm: thread pgprot_t through create_section_mapping()
:::::: TO: Logan Gunthorpe <logang@deltatee.com>
:::::: CC: Linus Torvalds <torvalds@linux-foundation.org>
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
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reply other threads:[~2020-11-10 12:01 UTC|newest]
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