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-r002-20201109 (attached as .config)
compiler: powerpc64le-linux-gcc (GCC) 9.3.0
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
#
https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git/commi...
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=gcc-9.3.0 make.cross ARCH=powerpc64
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp(a)intel.com>
All warnings (new ones prefixed by >>):
> arch/powerpc/mm/mem.c:91:12: warning: no previous prototype for
'create_section_mapping' [-Wmissing-prototypes]
91 | int __weak
create_section_mapping(unsigned long start, unsigned long end,
| ^~~~~~~~~~~~~~~~~~~~~~
--
> arch/powerpc/mm/book3s64/pgtable.c:174:15: warning: no previous
prototype for 'create_section_mapping' [-Wmissing-prototypes]
174 | int
__meminit create_section_mapping(unsigned long start, unsigned long end,
| ^~~~~~~~~~~~~~~~~~~~~~
arch/powerpc/mm/book3s64/pgtable.c:405:6: warning: no previous prototype for
'arch_report_meminfo' [-Wmissing-prototypes]
405 | void arch_report_meminfo(struct seq_file *m)
| ^~~~~~~~~~~~~~~~~~~
arch/powerpc/mm/book3s64/pgtable.c:461:5: warning: no previous prototype for
'pmd_move_must_withdraw' [-Wmissing-prototypes]
461 | int pmd_move_must_withdraw(struct spinlock *new_pmd_ptl,
| ^~~~~~~~~~~~~~~~~~~~~~
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(a)deltatee.com>
:::::: CC: Linus Torvalds <torvalds(a)linux-foundation.org>
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org