sched: task: implement task creation flags

2026-04-30 19:06:46 +01:00
parent 562b856488
commit 02a44f67b9
5 changed files with 26 additions and 22 deletions
@@ -172,10 +172,12 @@ struct task *task_alloc(void)
 }

 struct task *task_create(
+	struct task *parent,
+	task_flags_t task_flags,
 	const char *name,
-	size_t name_len,
-	struct handle_table *handles)
+	size_t name_len)
 {
+	kern_status_t status = KERN_OK;
 	struct task *task = task_alloc();
 	if (!task) {
 		return NULL;
@@ -194,13 +196,21 @@ struct task *task_create(
 		VM_USER_LIMIT,
 		&task->t_address_space);

-	if (!handles) {
-		handles = handle_table_create();
+	if (task_flags & TASK_F_CLONE_ALL_HANDLES) {
+		status = handle_table_duplicate(
+			parent->t_handles,
+			&task->t_handles);
+	} else {
+		task->t_handles = handle_table_create();
+	}
+
+	if (status != KERN_OK) {
+		object_unref(&task->t_base);
+		return NULL;
 	}

 	task->t_address_space->s_pmap = pmap;
 	task->t_state = TASK_RUNNING;
-	task->t_handles = handles;

 	if (name) {
 		name_len = MIN(name_len, sizeof task->t_name - 1);