From: kernel test robot <lkp@intel.com>
To: Josh Poimboeuf <jpoimboe@kernel.org>
Cc: oe-kbuild-all@lists.linux.dev, linux-kernel@vger.kernel.org,
"Paul E. McKenney" <paulmck@kernel.org>
Subject: [paulmck-rcu:dev.2023.04.26b 35/53] arch/mips/kernel/process.c:46:1: warning: 'noreturn' function does return
Date: Fri, 28 Apr 2023 05:50:42 +0800 [thread overview]
Message-ID: <202304280553.ZsGndQkE-lkp@intel.com> (raw)
tree: https://git.kernel.org/pub/scm/linux/kernel/git/paulmck/linux-rcu.git dev.2023.04.26b
head: fcaa8c6ca41362484ff84124f7fd8929739eef45
commit: 2b927bfdda366c1719e021cd0e9688baf933c9cf [35/53] objtool: Fix for unreachable instruction warning
config: mips-randconfig-r012-20230427 (https://download.01.org/0day-ci/archive/20230428/202304280553.ZsGndQkE-lkp@intel.com/config)
compiler: mipsel-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://git.kernel.org/pub/scm/linux/kernel/git/paulmck/linux-rcu.git/commit/?id=2b927bfdda366c1719e021cd0e9688baf933c9cf
git remote add paulmck-rcu https://git.kernel.org/pub/scm/linux/kernel/git/paulmck/linux-rcu.git
git fetch --no-tags paulmck-rcu dev.2023.04.26b
git checkout 2b927bfdda366c1719e021cd0e9688baf933c9cf
# save the config file
mkdir build_dir && cp config build_dir/.config
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=mips olddefconfig
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=mips SHELL=/bin/bash arch/mips/kernel/
If you fix the issue, kindly add following tag where applicable
| Reported-by: kernel test robot <lkp@intel.com>
| Link: https://lore.kernel.org/oe-kbuild-all/202304280553.ZsGndQkE-lkp@intel.com/
All warnings (new ones prefixed by >>):
arch/mips/kernel/process.c: In function 'arch_cpu_idle_dead':
>> arch/mips/kernel/process.c:46:1: warning: 'noreturn' function does return
46 | }
| ^
vim +/noreturn +46 arch/mips/kernel/process.c
^1da177e4c3f41 Linus Torvalds 2005-04-16 41
cdbedc61c8d012 Thomas Gleixner 2013-03-21 42 #ifdef CONFIG_HOTPLUG_CPU
cdbedc61c8d012 Thomas Gleixner 2013-03-21 43 void arch_cpu_idle_dead(void)
^1da177e4c3f41 Linus Torvalds 2005-04-16 44 {
cdbedc61c8d012 Thomas Gleixner 2013-03-21 45 play_dead();
cdbedc61c8d012 Thomas Gleixner 2013-03-21 @46 }
cdbedc61c8d012 Thomas Gleixner 2013-03-21 47 #endif
1b2bc75c1bde65 Ralf Baechle 2009-06-23 48
:::::: The code at line 46 was first introduced by commit
:::::: cdbedc61c8d0122ad682815936f0d11df1fe5f57 mips: Use generic idle loop
:::::: TO: Thomas Gleixner <tglx@linutronix.de>
:::::: CC: Thomas Gleixner <tglx@linutronix.de>
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests
reply other threads:[~2023-04-27 21:51 UTC|newest]
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