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Message-Id: <20230315235454.2993-7-boqun.feng@gmail.com>
Date: Wed, 15 Mar 2023 16:54:52 -0700
From: Boqun Feng <boqun.feng@...il.com>
To: rcu@...r.kernel.org
Cc: Davidlohr Bueso <dave@...olabs.net>,
"Paul E. McKenney" <paulmck@...nel.org>,
Josh Triplett <josh@...htriplett.org>,
Frederic Weisbecker <frederic@...nel.org>,
Neeraj Upadhyay <quic_neeraju@...cinc.com>,
Steven Rostedt <rostedt@...dmis.org>,
Mathieu Desnoyers <mathieu.desnoyers@...icios.com>,
Lai Jiangshan <jiangshanlai@...il.com>,
Joel Fernandes <joel@...lfernandes.org>,
Shuah Khan <shuah@...nel.org>,
Bhaskar Chowdhury <unixbhaskar@...il.com>,
Boqun Feng <boqun.feng@...il.com>,
linux-kernel@...r.kernel.org, linux-kselftest@...r.kernel.org,
Yue Hu <huyue2@...lpad.com>
Subject: [PATCH rcu 6/8] rcutorture: Eliminate variable n_rcu_torture_boost_rterror
From: Yue Hu <huyue2@...lpad.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@...lpad.com>
Signed-off-by: Paul E. McKenney <paulmck@...nel.org>
Signed-off-by: Boqun Feng <boqun.feng@...il.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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