[<prev] [next>] [<thread-prev] [day] [month] [year] [list]
Message-ID: <202212292004.2V9f50Kq-lkp@intel.com>
Date: Thu, 29 Dec 2022 20:34:23 +0800
From: kernel test robot <lkp@...el.com>
To: lvqian@...china.com, akpm@...ux-foundation.org
Cc: oe-kbuild-all@...ts.linux.dev, linux-mm@...ck.org,
linux-kernel@...r.kernel.org, lvqian <lvqian@...china.com>
Subject: Re: [PATCH] mm/page_alloc.c: Remove function return value
Hi,
Thank you for the patch! Yet something to improve:
[auto build test ERROR on akpm-mm/mm-everything]
url: https://github.com/intel-lab-lkp/linux/commits/lvqian-nfschina-com/mm-page_alloc-c-Remove-function-return-value/20221229-152005
base: https://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm.git mm-everything
patch link: https://lore.kernel.org/r/20221229071730.174444-1-lvqian%40nfschina.com
patch subject: [PATCH] mm/page_alloc.c: Remove function return value
config: arc-randconfig-r043-20221225
compiler: arceb-elf-gcc (GCC) 12.1.0
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://github.com/intel-lab-lkp/linux/commit/1c571b39eb01c99e7832e61ccf5ab5e23ddf75d8
git remote add linux-review https://github.com/intel-lab-lkp/linux
git fetch --no-tags linux-review lvqian-nfschina-com/mm-page_alloc-c-Remove-function-return-value/20221229-152005
git checkout 1c571b39eb01c99e7832e61ccf5ab5e23ddf75d8
# save the config file
mkdir build_dir && cp config build_dir/.config
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=arc olddefconfig
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=arc SHELL=/bin/bash
If you fix the issue, kindly add following tag where applicable
| Reported-by: kernel test robot <lkp@...el.com>
All errors (new ones prefixed by >>):
In file included from include/linux/printk.h:6,
from include/asm-generic/bug.h:22,
from arch/arc/include/asm/bug.h:30,
from include/linux/bug.h:5,
from include/linux/mmdebug.h:5,
from include/linux/mm.h:6,
from mm/page_alloc.c:19:
>> mm/page_alloc.c:842:41: error: initialization of 'int (*)(char *)' from incompatible pointer type 'void (*)(char *)' [-Werror=incompatible-pointer-types]
842 | early_param("debug_guardpage_minorder", debug_guardpage_minorder_setup);
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/init.h:324:46: note: in definition of macro '__setup_param'
324 | = { __setup_str_##unique_id, fn, early }
| ^~
mm/page_alloc.c:842:1: note: in expansion of macro 'early_param'
842 | early_param("debug_guardpage_minorder", debug_guardpage_minorder_setup);
| ^~~~~~~~~~~
mm/page_alloc.c:842:41: note: (near initialization for '__setup_debug_guardpage_minorder_setup.setup_func')
842 | early_param("debug_guardpage_minorder", debug_guardpage_minorder_setup);
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/init.h:324:46: note: in definition of macro '__setup_param'
324 | = { __setup_str_##unique_id, fn, early }
| ^~
mm/page_alloc.c:842:1: note: in expansion of macro 'early_param'
842 | early_param("debug_guardpage_minorder", debug_guardpage_minorder_setup);
| ^~~~~~~~~~~
cc1: some warnings being treated as errors
vim +842 mm/page_alloc.c
031bc5743f158b Joonsoo Kim 2014-12-12 830
1c571b39eb01c9 lvqian 2022-12-29 831 static void __init debug_guardpage_minorder_setup(char *buf)
c0a32fc5a2e470 Stanislaw Gruszka 2012-01-10 832 {
c0a32fc5a2e470 Stanislaw Gruszka 2012-01-10 833 unsigned long res;
c0a32fc5a2e470 Stanislaw Gruszka 2012-01-10 834
c0a32fc5a2e470 Stanislaw Gruszka 2012-01-10 835 if (kstrtoul(buf, 10, &res) < 0 || res > MAX_ORDER / 2) {
1170532bb49f94 Joe Perches 2016-03-17 836 pr_err("Bad debug_guardpage_minorder value\n");
1c571b39eb01c9 lvqian 2022-12-29 837 } else {
c0a32fc5a2e470 Stanislaw Gruszka 2012-01-10 838 _debug_guardpage_minorder = res;
1170532bb49f94 Joe Perches 2016-03-17 839 pr_info("Setting debug_guardpage_minorder to %lu\n", res);
1c571b39eb01c9 lvqian 2022-12-29 840 }
c0a32fc5a2e470 Stanislaw Gruszka 2012-01-10 841 }
f1c1e9f7b5b3dd Joonsoo Kim 2016-10-07 @842 early_param("debug_guardpage_minorder", debug_guardpage_minorder_setup);
c0a32fc5a2e470 Stanislaw Gruszka 2012-01-10 843
--
0-DAY CI Kernel Test Service
https://01.org/lkp
View attachment "config" of type "text/plain" (140688 bytes)
Powered by blists - more mailing lists