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Merge branches 'doc.2017.10.20a', 'fixes.2017.10.19a', 'stall.2017.10.09a' and 'torture.2017.10.09a' into HEAD

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doc.2017.10.20a: Documentation updates.
fixes.2017.10.19a: Miscellaneous fixes.
stall.2017.10.09a: RCU CPU stall-warning updates.
torture.2017.10.09a: Torture-test updates.
This commit is contained in:
Paul E. McKenney
2017-10-20 11:11:15 -07:00
parent e4d0b679a8 56628a7fc8 f22ce09157 b038c58bd2
commit ad4e25a3a1
19 changed files with 208 additions and 79 deletions
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5
kernel/sched/core.c
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@@ -505,8 +505,7 @@ void resched_cpu(int cpu)
struct rq *rq = cpu_rq(cpu);
unsigned long flags;
if (!raw_spin_trylock_irqsave(&rq->lock, flags))
return;
raw_spin_lock_irqsave(&rq->lock, flags);
resched_curr(rq);
raw_spin_unlock_irqrestore(&rq->lock, flags);
}
@@ -4842,6 +4841,7 @@ int __sched _cond_resched(void)
preempt_schedule_common();
return 1;
}
rcu_all_qs();
return 0;
}
EXPORT_SYMBOL(_cond_resched);
@@ -5165,6 +5165,7 @@ void sched_show_task(struct task_struct *p)
show_stack(p, NULL);
put_task_stack(p);
}
EXPORT_SYMBOL_GPL(sched_show_task);
static inline bool
state_filter_match(unsigned long state_filter, struct task_struct *p)