kern/task: new task_remove_thread function

1 files changed, 8 insertions, 0 deletions

diff --git a/kern/task.c b/kern/task.c
index 6e8eb5b..000a723 100644
--- a/kern/task.c
+++ b/kern/task.c
@@ -107,6 +107,14 @@ task_add_thread(struct task *task, struct thread *thread)
 }
 
 void
+task_remove_thread(struct task *task, struct thread *thread)
+{
+    spinlock_lock(&task->lock);
+    list_remove(&thread->task_node);
+    spinlock_unlock(&task->lock);
+}
+
+void
 task_info(struct task *task)
 {
     struct thread *thread;