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[bugfix] preempt, avoid deadlock

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Newnius 2020-08-13 21:17:34 +08:00
parent 63c121ae73
commit 3258e7d784
1 changed files with 3 additions and 1 deletions
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4
src/scheduler_priority.go
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@ -123,6 +123,7 @@ func (scheduler *SchedulerPriority) Start() {
copy(scheduler.history[idx:], scheduler.history[idx+1:]) copy(scheduler.history[idx:], scheduler.history[idx+1:])
scheduler.history = scheduler.history[:len(scheduler.history)-1] scheduler.history = scheduler.history[:len(scheduler.history)-1]
} }
scheduler.historyMu.Unlock()
/* add back */ /* add back */
idx = len(scheduler.queue) idx = len(scheduler.queue)
@ -149,10 +150,11 @@ func (scheduler *SchedulerPriority) Start() {
log.Info("before=", before, " after=", after) log.Info("before=", before, " after=", after)
time.Sleep(time.Millisecond * 100) time.Sleep(time.Millisecond * 100)
} }
} } else {
scheduler.historyMu.Unlock() scheduler.historyMu.Unlock()
} }
} }
}
scheduler.queueMu.Unlock() scheduler.queueMu.Unlock()
} }
}() }()