linux-kernel - [rcu:rcu/dev 98/99] kernel/rcu/rcutorture.c:1145:1: sparse: symbol '__pcpu_scope_rcu_torture_timer_rand' was not declared. Should it be static?

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Date:   Wed, 23 May 2018 05:30:34 +0800
From:   kbuild test robot <lkp@...el.com>
To:     "Paul E. McKenney" <paulmck@...ux.vnet.ibm.com>
Cc:     kbuild-all@...org, linux-kernel@...r.kernel.org
Subject: [rcu:rcu/dev 98/99] kernel/rcu/rcutorture.c:1145:1: sparse: symbol
 '__pcpu_scope_rcu_torture_timer_rand' was not declared. Should it be static?

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/paulmck/linux-rcu.git rcu/dev
head:   477fc1978395d58ae0406293a1d963629778a39d
commit: 816e0790625af6848ef768adead22dd6302a9c41 [98/99] rcutorture: Use per-CPU random state for rcu_torture_timer()
reproduce:
        # apt-get install sparse
        git checkout 816e0790625af6848ef768adead22dd6302a9c41
        make ARCH=x86_64 allmodconfig
        make C=1 CF=-D__CHECK_ENDIAN__

sparse warnings: (new ones prefixed by >>)

>> kernel/rcu/rcutorture.c:1145:1: sparse: symbol '__pcpu_scope_rcu_torture_timer_rand' was not declared. Should it be static?

Please review and possibly fold the followup patch.

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