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sched: add function to create per-cpu idle threads

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This commit is contained in:
max 🍓
2023-05-03 19:27:18 +01:00
parent ad58693dfb
commit c64577e24e
3 changed files with 23 additions and 2 deletions
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3
include/socks/sched.h
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@@ -156,6 +156,9 @@ static inline void task_unlock_irqrestore(struct task *task, unsigned long flags
extern struct thread *thread_alloc(void);
extern kern_status_t thread_init(struct thread *thr, uintptr_t ip);
extern int thread_priority(struct thread *thr);
extern void idle(void);
extern struct thread *create_idle_thread(void);
extern void add_timer(struct timer *timer);
extern void remove_timer(struct timer *timer);

4
sched/task.c
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@@ -30,7 +30,7 @@ struct task *idle_task(void)
return __idle_task;
}
static void __idle_function(void)
void idle(void)
{
while (1) {
ml_cpu_pause();
@@ -123,7 +123,7 @@ kern_status_t setup_idle_task(void)
idle_thread->tr_id = 0;
idle_thread->tr_parent = __idle_task;
thread_init(idle_thread, (uintptr_t)__idle_function);
thread_init(idle_thread, (uintptr_t)idle);
queue_push_back(&__idle_task->t_threads, &idle_thread->tr_threads);

18
sched/thread.c
View File

@@ -70,3 +70,21 @@ int thread_priority(struct thread *thr)
{
return thr->tr_prio;
}
struct thread *create_idle_thread(void)
{
struct task *idle = idle_task();
struct thread *thr = thread_alloc();
thr->tr_prio = PRIO_NORMAL;
thr->tr_state = THREAD_READY;
thr->tr_quantum_target = default_quantum();
unsigned long flags;
task_lock_irqsave(idle, &flags);
queue_push_back(&idle->t_threads, &thr->tr_threads);
task_unlock_irqrestore(idle, flags);
return thr;
}