kern/thread: tidy scheduler entry functions

1 files changed, 17 insertions, 1 deletions

diff --git a/kern/thread.c b/kern/thread.c
index dcf038c3..27cdb1b5 100644
--- a/kern/thread.c
+++ b/kern/thread.c
@@ -251,7 +251,7 @@ thread_schedule(void)
 }
 
 void
-thread_reschedule(void)
+thread_intr_schedule(void)
 {
     struct thread_runq *runq;
     struct thread *thread;
@@ -267,6 +267,22 @@ thread_reschedule(void)
 }
 
 void
+thread_preempt_schedule(void)
+{
+    struct thread_runq *runq;
+    struct thread *thread;
+
+    runq = thread_runq_local();
+    thread = runq->current;
+    assert(thread != NULL);
+
+    if ((thread->preempt == 0)) {
+        assert(!cpu_intr_enabled());
+        thread_schedule();
+    }
+}
+
+void
 thread_tick(void)
 {
     struct thread_runq *runq;