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Kernel: Implement thread priority queues

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Rather than walking all Thread instances and putting them into
a vector to be sorted by priority, queue them into priority sorted
linked lists as soon as they become ready to be executed.
This commit is contained in:
Tom 2021-01-22 16:56:08 -07:00 • committed by Andreas Kling
parent c531084873
commit 03a9ee79fa
5 changed files with 124 additions and 58 deletions
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3
Kernel/Scheduler.h
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@ -70,6 +70,9 @@ public:
static void idle_loop(void*);
static void invoke_async();
static void notify_finalizer();
static Thread& pull_next_runnable_thread();
static bool dequeue_runnable_thread(Thread&, bool = false);
static void queue_runnable_thread(Thread&);
template<typename Callback>
static inline IterationDecision for_each_runnable(Callback);