From: kernel test robot <lkp@intel.com>
To: "Paul E. McKenney" <paulmck@kernel.org>
Cc: kbuild-all@lists.01.org, linux-kernel@vger.kernel.org
Subject: kernel/rcu/tasks.h:1031:6: warning: no previous prototype for 'show_rcu_tasks_gp_kthreads'
Date: Tue, 20 Apr 2021 15:15:03 +0800 [thread overview]
Message-ID: <202104201501.TQ03OkeN-lkp@intel.com> (raw)
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Hi Paul,
FYI, the error/warning still remains.
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: 7af08140979a6e7e12b78c93b8625c8d25b084e2
commit: e21408ceec2de5be418efa39feb1e2c00f824a72 rcu-tasks: Add RCU tasks to rcutorture writer stall output
date: 12 months ago
config: arm-zeus_defconfig (attached as .config)
compiler: arm-linux-gnueabi-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=e21408ceec2de5be418efa39feb1e2c00f824a72
git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
git fetch --no-tags linus master
git checkout e21408ceec2de5be418efa39feb1e2c00f824a72
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross W=1 ARCH=arm
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>
All warnings (new ones prefixed by >>):
In file included from kernel/rcu/update.c:587:
>> kernel/rcu/tasks.h:1031:6: warning: no previous prototype for 'show_rcu_tasks_gp_kthreads' [-Wmissing-prototypes]
1031 | void show_rcu_tasks_gp_kthreads(void) {}
| ^~~~~~~~~~~~~~~~~~~~~~~~~~
vim +/show_rcu_tasks_gp_kthreads +1031 kernel/rcu/tasks.h
1028
1029 #else /* #ifdef CONFIG_TASKS_RCU_GENERIC */
1030 static inline void rcu_tasks_bootup_oddness(void) {}
> 1031 void show_rcu_tasks_gp_kthreads(void) {}
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
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next reply other threads:[~2021-04-20 7:15 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-04-20 7:15 kernel test robot [this message]
-- strict thread matches above, loose matches on Subject: below --
2021-04-20 6:56 kernel/rcu/tasks.h:1031:6: warning: no previous prototype for 'show_rcu_tasks_gp_kthreads' kernel test robot
2021-04-20 20:21 ` Paul E. McKenney
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