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rcu-tasks: Mark variables static

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The n_heavy_reader_attempts, n_heavy_reader_updates, and
n_heavy_reader_ofl_updates variables are not used outside of their
translation unit, so this commit marks them static.

Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
This commit is contained in:
Paul E. McKenney 2020-09-09 14:14:34 -07:00
parent 78edc005f4
commit 6731da9e0f
1 changed files with 3 additions and 3 deletions
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6
kernel/rcu/tasks.h
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@ -745,9 +745,9 @@ static DEFINE_PER_CPU(bool, trc_ipi_to_cpu);
// The number of detections of task quiescent state relying on
// heavyweight readers executing explicit memory barriers.
unsigned long n_heavy_reader_attempts;
unsigned long n_heavy_reader_updates;
unsigned long n_heavy_reader_ofl_updates;
static unsigned long n_heavy_reader_attempts;
static unsigned long n_heavy_reader_updates;
static unsigned long n_heavy_reader_ofl_updates;
void call_rcu_tasks_trace(struct rcu_head *rhp, rcu_callback_t func);
DEFINE_RCU_TASKS(rcu_tasks_trace, rcu_tasks_wait_gp, call_rcu_tasks_trace,