[arm-platforms:kvm-arm64/mmu/guest-MMIO-guard 18/18] mm/ioremap.c:31:13: warning: no previous prototype for 'ioremap_page_range_hook'
kernel test robot
lkp at intel.com
Wed Jun 23 14:22:57 PDT 2021
tree: https://git.kernel.org/pub/scm/linux/kernel/git/maz/arm-platforms.git kvm-arm64/mmu/guest-MMIO-guard
head: 63d0c848f6eeb82c8abbdc836c6c71a1c907a5cd
commit: 63d0c848f6eeb82c8abbdc836c6c71a1c907a5cd [18/18] guest hacks
config: um-x86_64_defconfig (attached as .config)
compiler: gcc-9 (Debian 9.3.0-22) 9.3.0
reproduce (this is a W=1 build):
# https://git.kernel.org/pub/scm/linux/kernel/git/maz/arm-platforms.git/commit/?id=63d0c848f6eeb82c8abbdc836c6c71a1c907a5cd
git remote add arm-platforms https://git.kernel.org/pub/scm/linux/kernel/git/maz/arm-platforms.git
git fetch --no-tags arm-platforms kvm-arm64/mmu/guest-MMIO-guard
git checkout 63d0c848f6eeb82c8abbdc836c6c71a1c907a5cd
# save the attached .config to linux build tree
make W=1 ARCH=um SUBARCH=x86_64
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp at intel.com>
All warnings (new ones prefixed by >>):
>> mm/ioremap.c:31:13: warning: no previous prototype for 'ioremap_page_range_hook' [-Wmissing-prototypes]
31 | void __weak ioremap_page_range_hook(unsigned long addr, unsigned long end,
| ^~~~~~~~~~~~~~~~~~~~~~~
vim +/ioremap_page_range_hook +31 mm/ioremap.c
30
> 31 void __weak ioremap_page_range_hook(unsigned long addr, unsigned long end,
32 phys_addr_t phys_addr, pgprot_t prot)
33 {
34 }
35
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
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