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Date: Fri, 11 Mar 2022 21:01:24 +0800
From: kernel test robot <lkp@...el.com>
To: Linus Walleij <linus.walleij@...aro.org>
Cc: llvm@...ts.linux.dev, kbuild-all@...ts.01.org,
linux-kernel@...r.kernel.org
Subject: [arm-integrator:kernel-in-vmalloc-v5.17-rc1 4/8]
arch/arm/mm/init.c:317:5: warning: format specifies type 'unsigned long' but
the argument has type 'char *'
tree: https://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-integrator.git kernel-in-vmalloc-v5.17-rc1
head: 66e9038ef48dc66c07b12443b73e2d1f3f12cbab
commit: 18e0d99ee35450767fc8222f1727febdd2a4deac [4/8] ARM: Print virtual memory info again
config: arm-orion5x_defconfig (https://download.01.org/0day-ci/archive/20220311/202203112007.GfOV3M1u-lkp@intel.com/config)
compiler: clang version 15.0.0 (https://github.com/llvm/llvm-project 276ca87382b8f16a65bddac700202924228982f6)
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=18e0d99ee35450767fc8222f1727febdd2a4deac
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-v5.17-rc1
git checkout 18e0d99ee35450767fc8222f1727febdd2a4deac
# save the config file to linux build tree
mkdir build_dir
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=arm SHELL=/bin/bash arch/arm/mm/
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@...el.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:317:5: warning: format specifies type 'unsigned long' but the argument has type 'char *' [-Wformat]
" kernel : 0x%08lx - 0x%08lx (%4ld MB)\n",
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/printk.h:509:36: note: expanded from macro 'pr_notice'
printk(KERN_NOTICE pr_fmt(fmt), ##__VA_ARGS__)
~~~ ^~~~~~~~~~~
include/linux/printk.h:446:60: note: expanded from macro 'printk'
#define printk(fmt, ...) printk_index_wrap(_printk, fmt, ##__VA_ARGS__)
~~~ ^~~~~~~~~~~
include/linux/printk.h:418:19: note: expanded from macro 'printk_index_wrap'
_p_func(_fmt, ##__VA_ARGS__); \
~~~~ ^~~~~~~~~~~
>> arch/arm/mm/init.c:322:5: warning: data argument not used by format string [-Wformat-extra-args]
MLM(MODULES_VADDR, MODULES_END),
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/printk.h:509:36: note: expanded from macro 'pr_notice'
printk(KERN_NOTICE pr_fmt(fmt), ##__VA_ARGS__)
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~
include/linux/printk.h:446:60: note: expanded from macro 'printk'
#define printk(fmt, ...) printk_index_wrap(_printk, fmt, ##__VA_ARGS__)
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~
include/linux/printk.h:418:19: note: expanded from macro 'printk_index_wrap'
_p_func(_fmt, ##__VA_ARGS__); \
~~~~ ^
arch/arm/mm/init.c:309:25: note: expanded from macro 'MLM'
#define MLM(b, t) b, t, ((t) - (b)) >> 20
^
arch/arm/mm/init.c:307:13: 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:307:1: 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
4 warnings generated.
vim +317 arch/arm/mm/init.c
306
307 void __init mem_init_print_arm_info(void)
308 {
309 #define MLM(b, t) b, t, ((t) - (b)) >> 20
310 pr_notice("Virtual kernel memory layout:\n"
311 " fixmap : 0x%08lx - 0x%08lx (%4ld MB)\n"
312 " vmalloc : 0x%08lx - 0x%08lx (%4ld MB)\n"
313 " lowmem : 0x%08lx - 0x%08lx (%4ld MB)\n"
314 #ifdef CONFIG_MODULES
315 " modules : 0x%08lx - 0x%08lx (%4ld MB)\n",
316 #endif
> 317 " kernel : 0x%08lx - 0x%08lx (%4ld MB)\n",
318 MLM(FIXADDR_START, FIXADDR_END),
319 MLM(VMALLOC_START, VMALLOC_END),
320 MLM(PAGE_OFFSET, (unsigned long)high_memory),
321 #ifdef CONFIG_MODULES
> 322 MLM(MODULES_VADDR, MODULES_END),
323 #endif
324 /* From beginning of .text to end of .bss */
325 MLM((unsigned long)_text, (unsigned long)__bss_stop));
326 #undef MLM
327 }
328
---
0-DAY CI Kernel Test Service
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
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