Messages in this thread | | | Date | Fri, 2 Sep 2022 22:23:47 +0800 | From | kernel test robot <> | Subject | mm/khugepaged.c:2046:56: warning: 'struct khugepaged_mm_slot' declared inside parameter list will not be visible outside of this definition or declaration |
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tree: https://github.com/intel-lab-lkp/linux/commits/UPDATE-20220901-154717/Qi-Zheng/add-common-struct-mm_slot-and-use-it-in-THP-and-KSM/20220831-112149 head: 32b787e37af17f7fe75f9b9c9bb22bf044722229 commit: 7ad02cf1645071c2bf1ed6ae0e48907aa0a3119e mm: thp: fix build error with CONFIG_SHMEM disabled date: 30 hours ago config: sparc-randconfig-r023-20220901 (https://download.01.org/0day-ci/archive/20220902/202209022248.TEjW4Cld-lkp@intel.com/config) compiler: sparc64-linux-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/7ad02cf1645071c2bf1ed6ae0e48907aa0a3119e git remote add linux-review https://github.com/intel-lab-lkp/linux git fetch --no-tags linux-review UPDATE-20220901-154717/Qi-Zheng/add-common-struct-mm_slot-and-use-it-in-THP-and-KSM/20220831-112149 git checkout 7ad02cf1645071c2bf1ed6ae0e48907aa0a3119e # 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=sparc SHELL=/bin/bash
If you fix the issue, kindly add following tag where applicable Reported-by: kernel test robot <lkp@intel.com>
All warnings (new ones prefixed by >>):
>> mm/khugepaged.c:2046:56: warning: 'struct khugepaged_mm_slot' declared inside parameter list will not be visible outside of this definition or declaration 2046 | static void khugepaged_collapse_pte_mapped_thps(struct khugepaged_mm_slot *mm_slot) | ^~~~~~~~~~~~~~~~~~ mm/khugepaged.c: In function 'khugepaged_scan_mm_slot': mm/khugepaged.c:2076:45: error: passing argument 1 of 'khugepaged_collapse_pte_mapped_thps' from incompatible pointer type [-Werror=incompatible-pointer-types] 2076 | khugepaged_collapse_pte_mapped_thps(mm_slot); | ^~~~~~~ | | | struct mm_slot * mm/khugepaged.c:2046:76: note: expected 'struct khugepaged_mm_slot *' but argument is of type 'struct mm_slot *' 2046 | static void khugepaged_collapse_pte_mapped_thps(struct khugepaged_mm_slot *mm_slot) | ~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~ cc1: some warnings being treated as errors
vim +2046 mm/khugepaged.c
2045 > 2046 static void khugepaged_collapse_pte_mapped_thps(struct khugepaged_mm_slot *mm_slot) 2047 { 2048 } 2049 #endif 2050
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