From: kernel test robot <lkp@intel.com>
To: kbuild-all@lists.01.org
Subject: [arm-integrator:kernel-in-vmalloc-v5.13-rc1 2/8] arch/arm/mm/init.c:296:13: warning: no previous prototype for function 'mem_init_print_arm_info'
Date: Tue, 18 May 2021 01:24:39 +0800 [thread overview]
Message-ID: <202105180137.YBrDMUGX-lkp@intel.com> (raw)
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tree: https://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-integrator.git kernel-in-vmalloc-v5.13-rc1
head: 7e5485b7d61fc97a247dc26f4888293aab05136b
commit: e6cd53886e36cf1bef7e3a060a61805d156dabc9 [2/8] ARM: Print virtual memory info again
config: arm-randconfig-r012-20210517 (attached as .config)
compiler: clang version 13.0.0 (https://github.com/llvm/llvm-project 0a34ff8bcb1df16fe7d643ccbe4567b2162c5024)
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 arm cross compiling tool for clang build
# apt-get install binutils-arm-linux-gnueabi
# https://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-integrator.git/commit/?id=e6cd53886e36cf1bef7e3a060a61805d156dabc9
git remote add arm-integrator https://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-integrator.git
git fetch --no-tags arm-integrator kernel-in-vmalloc-v5.13-rc1
git checkout e6cd53886e36cf1bef7e3a060a61805d156dabc9
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 ARCH=arm
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/arm/mm/init.c:97:13: warning: no previous prototype for function 'setup_dma_zone' [-Wmissing-prototypes]
void __init setup_dma_zone(const struct machine_desc *mdesc)
^
arch/arm/mm/init.c:97:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
void __init setup_dma_zone(const struct machine_desc *mdesc)
^
static
>> arch/arm/mm/init.c:296:13: warning: no previous prototype for function 'mem_init_print_arm_info' [-Wmissing-prototypes]
void __init mem_init_print_arm_info(void)
^
arch/arm/mm/init.c:296:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
void __init mem_init_print_arm_info(void)
^
static
2 warnings generated.
vim +/mem_init_print_arm_info +296 arch/arm/mm/init.c
295
> 296 void __init mem_init_print_arm_info(void)
297 {
298 #define MLM(b, t) b, t, ((t) - (b)) >> 20
299 pr_notice("Virtual kernel memory layout:\n"
300 " fixmap : 0x%08lx - 0x%08lx (%4ld MB)\n"
301 " vmalloc : 0x%08lx - 0x%08lx (%4ld MB)\n"
302 " lowmem : 0x%08lx - 0x%08lx (%4ld MB)\n"
303 #ifdef CONFIG_MODULES
304 " modules : 0x%08lx - 0x%08lx (%4ld MB)\n",
305 #endif
306 " kernel : 0x%08lx - 0x%08lx (%4ld MB)\n",
307 MLM(FIXADDR_START, FIXADDR_END),
308 MLM(VMALLOC_START, VMALLOC_END),
309 MLM(PAGE_OFFSET, (unsigned long)high_memory),
310 #ifdef CONFIG_MODULES
311 MLM(MODULES_VADDR, MODULES_END),
312 #endif
313 /* From beginning of .text to end of .bss */
314 MLM((unsigned long)_text, (unsigned long)__bss_stop));
315 #undef MLM
316 }
317
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all(a)lists.01.org
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