linux-kernel - [rt-devel:linux-5.18.y-rt-rebase 54/94] kernel/softirq.c:640:1: sparse: sparse: symbol '__pcpu_scope_timersd' was not declared. Should it be static?

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Message-ID: <202205171631.KEPyrRtL-lkp@intel.com>
Date:   Tue, 17 May 2022 16:58:42 +0800
From:   kernel test robot <lkp@...el.com>
To:     Frederic Weisbecker <frederic@...nel.org>
Cc:     kbuild-all@...ts.01.org, linux-kernel@...r.kernel.org,
        Sebastian Andrzej Siewior <bigeasy@...utronix.de>
Subject: [rt-devel:linux-5.18.y-rt-rebase 54/94] kernel/softirq.c:640:1:
 sparse: sparse: symbol '__pcpu_scope_timersd' was not declared. Should it be
 static?

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/rt/linux-rt-devel.git linux-5.18.y-rt-rebase
head:   df0c990058a5bce1eed5d3512c6efe4eacc62bed
commit: 191f7764ab356da2cb7fc1a216b56b6ec0405f04 [54/94] rcutorture: Also force sched priority to timersd on boosting test.
config: i386-randconfig-s002-20220516 (https://download.01.org/0day-ci/archive/20220517/202205171631.KEPyrRtL-lkp@intel.com/config)
compiler: gcc-11 (Debian 11.2.0-20) 11.2.0
reproduce:
        # apt-get install sparse
        # sparse version: v0.6.4-dirty
        # https://git.kernel.org/pub/scm/linux/kernel/git/rt/linux-rt-devel.git/commit/?id=191f7764ab356da2cb7fc1a216b56b6ec0405f04
        git remote add rt-devel https://git.kernel.org/pub/scm/linux/kernel/git/rt/linux-rt-devel.git
        git fetch --no-tags rt-devel linux-5.18.y-rt-rebase
        git checkout 191f7764ab356da2cb7fc1a216b56b6ec0405f04
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        make W=1 C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' O=build_dir ARCH=i386 SHELL=/bin/bash

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@...el.com>


sparse warnings: (new ones prefixed by >>)
>> kernel/softirq.c:640:1: sparse: sparse: symbol '__pcpu_scope_timersd' was not declared. Should it be static?

vim +/__pcpu_scope_timersd +640 kernel/softirq.c

   639	
 > 640	DEFINE_PER_CPU(struct task_struct *, timersd);
   641	static DEFINE_PER_CPU(unsigned long, pending_timer_softirq);
   642	

-- 
0-DAY CI Kernel Test Service
https://01.org/lkp