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-rw-r--r--kernel/rcu/rcutorture.c9
1 files changed, 6 insertions, 3 deletions
diff --git a/kernel/rcu/rcutorture.c b/kernel/rcu/rcutorture.c
index 7a07b2590c27..213f23f20a64 100644
--- a/kernel/rcu/rcutorture.c
+++ b/kernel/rcu/rcutorture.c
@@ -471,7 +471,7 @@ rcu_read_delay(struct torture_random_state *rrsp, struct rt_read_seg *rtrsp)
!(torture_random(rrsp) % (nrealreaders * 2000 * longdelay_ms))) {
started = cur_ops->get_gp_seq();
ts = rcu_trace_clock_local();
- if (preempt_count() & (SOFTIRQ_MASK | HARDIRQ_MASK))
+ if ((preempt_count() & HARDIRQ_MASK) || softirq_count())
longdelay_ms = 5; /* Avoid triggering BH limits. */
mdelay(longdelay_ms);
rtrsp->rt_delay_ms = longdelay_ms;
@@ -2001,7 +2001,7 @@ static void rcutorture_one_extend_check(char *s, int curstate, int new, int old)
return;
WARN_ONCE((curstate & (RCUTORTURE_RDR_BH | RCUTORTURE_RDR_RBH)) &&
- !(preempt_count() & SOFTIRQ_MASK), ROEC_ARGS);
+ !softirq_count(), ROEC_ARGS);
WARN_ONCE((curstate & (RCUTORTURE_RDR_PREEMPT | RCUTORTURE_RDR_SCHED)) &&
!(preempt_count() & PREEMPT_MASK), ROEC_ARGS);
WARN_ONCE(cur_ops->readlock_nesting &&
@@ -2015,7 +2015,7 @@ static void rcutorture_one_extend_check(char *s, int curstate, int new, int old)
WARN_ONCE(cur_ops->extendables &&
!(curstate & (RCUTORTURE_RDR_BH | RCUTORTURE_RDR_RBH)) &&
- (preempt_count() & SOFTIRQ_MASK), ROEC_ARGS);
+ softirq_count(), ROEC_ARGS);
/*
* non-preemptible RCU in a preemptible kernel uses preempt_disable()
@@ -2036,6 +2036,9 @@ static void rcutorture_one_extend_check(char *s, int curstate, int new, int old)
if (!IS_ENABLED(CONFIG_PREEMPT_RCU))
mask |= RCUTORTURE_RDR_PREEMPT | RCUTORTURE_RDR_SCHED;
+ if (IS_ENABLED(CONFIG_PREEMPT_RT) && softirq_count())
+ mask |= RCUTORTURE_RDR_BH | RCUTORTURE_RDR_RBH;
+
WARN_ONCE(cur_ops->readlock_nesting && !(curstate & mask) &&
cur_ops->readlock_nesting() > 0, ROEC_ARGS);
}