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sched: all kernel-mode tasks now have negative task ids

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max 🍓
2026-02-08 13:09:29 +00:00
parent 18a5325fa7
commit 27bed1a3d3
4 changed files with 18 additions and 26 deletions
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15
sched/task.c
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@@ -80,9 +80,9 @@ kern_status_t setup_kernel_task(void)
return KERN_NO_MEMORY;
}
__kernel_task->t_id = 0;
__kernel_task->t_pmap = get_kernel_pmap();
__kernel_task->t_id = -1;
__kernel_task->t_state = TASK_RUNNING;
__kernel_task->t_pmap = get_kernel_pmap();
snprintf(
__kernel_task->t_name,
@@ -100,7 +100,7 @@ kern_status_t setup_kernel_task(void)
task_lock_irqsave(__kernel_task, &flags);
queue_push_back(
&__kernel_task->t_threads,
&kernel_thread->tr_threads);
&kernel_thread->tr_parent_entry);
task_unlock_irqrestore(__kernel_task, flags);
spin_lock_irqsave(&task_list_lock, &flags);
@@ -120,15 +120,15 @@ kern_status_t setup_idle_task(void)
unsigned long flags;
task_lock_irqsave(__idle_task, &flags);
__idle_task->t_id = (unsigned int)-1;
__idle_task->t_pmap = get_kernel_pmap();
__idle_task->t_id = -2;
__idle_task->t_state = TASK_RUNNING;
__idle_task->t_pmap = get_kernel_pmap();
snprintf(__idle_task->t_name, sizeof __idle_task->t_name, "idle");
struct thread *idle_thread = thread_alloc();
if (!idle_thread) {
task_deref(__idle_task);
task_unref(__idle_task);
__idle_task = NULL;
return KERN_NO_MEMORY;
}
@@ -137,7 +137,7 @@ kern_status_t setup_idle_task(void)
idle_thread->tr_parent = __idle_task;
thread_init(idle_thread, (uintptr_t)idle);
queue_push_back(&__idle_task->t_threads, &idle_thread->tr_threads);
queue_push_back(&__idle_task->t_threads, &idle_thread->tr_parent_entry);
task_unlock_irqrestore(__idle_task, flags);
@@ -157,7 +157,6 @@ struct task *task_alloc(void)
}
struct task *t = TASK_CAST(task_obj);
memset(t, 0x00, sizeof *t);
return t;
}