rcutorture: Eliminate variable n_rcu_torture_boost_rterror

After commit 8b700983de82 ("sched: Remove sched_set_*() return value"),
this variable is not used anymore. So eliminate it entirely.

Signed-off-by: Yue Hu <huyue2@coolpad.com>
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
Signed-off-by: Boqun Feng <boqun.feng@gmail.com>

diff --git a/kernel/rcu/rcutorture.c b/kernel/rcu/rcutorture.c
index 480bba1..c0b2fd6 100644 (file)
--- a/kernel/rcu/rcutorture.c
+++ b/kernel/rcu/rcutorture.c
@@ -180,7 +180,6 @@ static atomic_t n_rcu_torture_mbchk_tries;
 static atomic_t n_rcu_torture_error;
 static long n_rcu_torture_barrier_error;
 static long n_rcu_torture_boost_ktrerror;
-static long n_rcu_torture_boost_rterror;
 static long n_rcu_torture_boost_failure;
 static long n_rcu_torture_boosts;
 static atomic_long_t n_rcu_torture_timers;
@@ -2195,12 +2194,11 @@ rcu_torture_stats_print(void)
                atomic_read(&n_rcu_torture_alloc),
                atomic_read(&n_rcu_torture_alloc_fail),
                atomic_read(&n_rcu_torture_free));
-       pr_cont("rtmbe: %d rtmbkf: %d/%d rtbe: %ld rtbke: %ld rtbre: %ld ",
+       pr_cont("rtmbe: %d rtmbkf: %d/%d rtbe: %ld rtbke: %ld ",
                atomic_read(&n_rcu_torture_mberror),
                atomic_read(&n_rcu_torture_mbchk_fail), atomic_read(&n_rcu_torture_mbchk_tries),
                n_rcu_torture_barrier_error,
-               n_rcu_torture_boost_ktrerror,
-               n_rcu_torture_boost_rterror);
+               n_rcu_torture_boost_ktrerror);
        pr_cont("rtbf: %ld rtb: %ld nt: %ld ",
                n_rcu_torture_boost_failure,
                n_rcu_torture_boosts,
@@ -2218,15 +2216,13 @@ rcu_torture_stats_print(void)
        if (atomic_read(&n_rcu_torture_mberror) ||
            atomic_read(&n_rcu_torture_mbchk_fail) ||
            n_rcu_torture_barrier_error || n_rcu_torture_boost_ktrerror ||
-           n_rcu_torture_boost_rterror || n_rcu_torture_boost_failure ||
-           i > 1) {
+           n_rcu_torture_boost_failure || i > 1) {
                pr_cont("%s", "!!! ");
                atomic_inc(&n_rcu_torture_error);
                WARN_ON_ONCE(atomic_read(&n_rcu_torture_mberror));
                WARN_ON_ONCE(atomic_read(&n_rcu_torture_mbchk_fail));
                WARN_ON_ONCE(n_rcu_torture_barrier_error);  // rcu_barrier()
                WARN_ON_ONCE(n_rcu_torture_boost_ktrerror); // no boost kthread
-               WARN_ON_ONCE(n_rcu_torture_boost_rterror); // can't set RT prio
                WARN_ON_ONCE(n_rcu_torture_boost_failure); // boost failed (TIMER_SOFTIRQ RT prio?)
                WARN_ON_ONCE(i > 1); // Too-short grace period
        }
@@ -3568,7 +3564,6 @@ rcu_torture_init(void)
        atomic_set(&n_rcu_torture_error, 0);
        n_rcu_torture_barrier_error = 0;
        n_rcu_torture_boost_ktrerror = 0;
-       n_rcu_torture_boost_rterror = 0;
        n_rcu_torture_boost_failure = 0;
        n_rcu_torture_boosts = 0;
        for (i = 0; i < RCU_TORTURE_PIPE_LEN + 1; i++)