Linux-Kernel Archive: arch/mips/boot/compressed/../../lib/bswapdi.c:5:28: warning: no previous prototype for '__bswapdi2' arch/mips/boot/compressed/../../lib/bswapdi.c:5:28: warning: no previous prototype for '__bswapdi2' From: kernel test robot Date: Thu Jun 09 2022 - 08:39:39 EST Next message: Marco Elver: "Re: [PATCH v2] mm/kfence: select random number before taking raw lock" Previous message: Weili Qian: "[PATCH 2/3] crypto: hisilicon/qm - move alloc qm->wq to qm.c" Messages sorted by: [ date ] [ thread ] [ subject ] [ author ] Hi Masahiro, FYI, the error/warning still remains. tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: 6bfb56e93bcef41859c2d5ab234ffd80b691be35 commit: f78b25ee922ef6faf59a258af1b9388ca894cfd9 mips: decompressor: do not copy source files while building date: 7 months ago config: mips-randconfig-r013-20220607 (https://download.01.org/0day-ci/archive/20220609/202206092022.P4xv1PZI-lkp@xxxxxxxxx/config) compiler: mipsel-linux-gcc (GCC) 11.3.0 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=f78b25ee922ef6faf59a258af1b9388ca894cfd9 git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git git fetch --no-tags linus master git checkout f78b25ee922ef6faf59a258af1b9388ca894cfd9 # save the config file mkdir build_dir && cp config build_dir/.config COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.3.0 make.cross W=1 O=build_dir ARCH=mips SHELL=/bin/bash If you fix the issue, kindly add following tag where applicable Reported-by: kernel test robot All warnings (new ones prefixed by >>): In file included from arch/mips/boot/compressed/bswapdi.c:2: >> arch/mips/boot/compressed/../../lib/bswapdi.c:5:28: warning: no previous prototype for '__bswapdi2' [-Wmissing-prototypes] 5 | unsigned long long notrace __bswapdi2(unsigned long long u) | ^~~~~~~~~~ vim +/__bswapdi2 +5 arch/mips/boot/compressed/../../lib/bswapdi.c 1ee3630a3e57f3 Ralf Baechle 2015-09-29 4 aedcfbe06558a9 Harvey Hunt 2016-05-25 @5 unsigned long long notrace __bswapdi2(unsigned long long u) 1ee3630a3e57f3 Ralf Baechle 2015-09-29 6 { 1ee3630a3e57f3 Ralf Baechle 2015-09-29 7 return (((u) & 0xff00000000000000ull) >> 56) | 1ee3630a3e57f3 Ralf Baechle 2015-09-29 8 (((u) & 0x00ff000000000000ull) >> 40) | 1ee3630a3e57f3 Ralf Baechle 2015-09-29 9 (((u) & 0x0000ff0000000000ull) >> 24) | 1ee3630a3e57f3 Ralf Baechle 2015-09-29 10 (((u) & 0x000000ff00000000ull) >> 8) | 1ee3630a3e57f3 Ralf Baechle 2015-09-29 11 (((u) & 0x00000000ff000000ull) << 8) | 1ee3630a3e57f3 Ralf Baechle 2015-09-29 12 (((u) & 0x0000000000ff0000ull) << 24) | 1ee3630a3e57f3 Ralf Baechle 2015-09-29 13 (((u) & 0x000000000000ff00ull) << 40) | 1ee3630a3e57f3 Ralf Baechle 2015-09-29 14 (((u) & 0x00000000000000ffull) << 56); 1ee3630a3e57f3 Ralf Baechle 2015-09-29 15 } 1ee3630a3e57f3 Ralf Baechle 2015-09-29 16 :::::: The code at line 5 was first introduced by commit :::::: aedcfbe06558a9f53002e82d5be64c6c94687726 MIPS: lib: Mark intrinsics notrace :::::: TO: Harvey Hunt :::::: CC: Ralf Baechle -- 0-DAY CI Kernel Test Service https://01.org/lkp Next message: Marco Elver: "Re: [PATCH v2] mm/kfence: select random number before taking raw lock" Previous message: Weili Qian: "[PATCH 2/3] crypto: hisilicon/qm - move alloc qm->wq to qm.c" Messages sorted by: [ date ] [ thread ] [ subject ] [ author ]
