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    Subject[PATCH rcu 6/8] rcutorture: Eliminate variable n_rcu_torture_boost_rterror
    Date
    From: Yue Hu <huyue2@coolpad.com>

    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>
    ---
    kernel/rcu/rcutorture.c | 11 +++--------
    1 file changed, 3 insertions(+), 8 deletions(-)

    diff --git a/kernel/rcu/rcutorture.c b/kernel/rcu/rcutorture.c
    index 480bba142e3a..c0b2fd687bbb 100644
    --- 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++)
    --
    2.39.2
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