arch/mips/sgi-ip30/ip30-setup.c:122:13: warning: no previous prototype for 'plat_mem_setup'

From: kernel test robot
Date: Sun Oct 18 2020 - 20:43:45 EST


Hi Thomas,

FYI, the error/warning still remains.

tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: 7cf726a59435301046250c42131554d9ccc566b8
commit: 7505576d1c1ac0cfe85fdf90999433dd8b673012 MIPS: add support for SGI Octane (IP30)
date: 12 months ago
config: mips-randconfig-r021-20201019 (attached as .config)
compiler: mips64-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/torvalds/linux.git/commit/?id=7505576d1c1ac0cfe85fdf90999433dd8b673012
git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
git fetch --no-tags linus master
git checkout 7505576d1c1ac0cfe85fdf90999433dd8b673012
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=mips

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@xxxxxxxxx>

All warnings (new ones prefixed by >>):

>> arch/mips/sgi-ip30/ip30-setup.c:122:13: warning: no previous prototype for 'plat_mem_setup' [-Wmissing-prototypes]
122 | void __init plat_mem_setup(void)
| ^~~~~~~~~~~~~~
--
>> arch/mips/sgi-ip30/ip30-console.c:15:6: warning: no previous prototype for 'prom_putchar' [-Wmissing-prototypes]
15 | void prom_putchar(char c)
| ^~~~~~~~~~~~

vim +/plat_mem_setup +122 arch/mips/sgi-ip30/ip30-setup.c

118
119 /**
120 * plat_mem_setup - despite the name, misc setup happens here.
121 */
> 122 void __init plat_mem_setup(void)
123 {
124 ip30_mem_init();
125
126 /* XXX: Hard lock on /sbin/init if this flag isn't specified. */
127 prom_flags |= PROM_FLAG_DONT_FREE_TEMP;
128

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@xxxxxxxxxxxx

Attachment: .config.gz
Description: application/gzip