make sure to context-switch to idle thread when therad's status is PS_EXITED

refs #1029
2017-12-25 13:32:42 +09:00
parent 589504dc33
commit cc7be46b7d
1 changed files with 2 additions and 1 deletions
--- a/kernel/process.c
+++ b/kernel/process.c
@ -3139,7 +3139,8 @@ redo:
 		}
 	}

-	if (v->flags & CPU_FLAG_NEED_MIGRATE) {
+	if (v->flags & CPU_FLAG_NEED_MIGRATE ||
+	    prev->status == PS_EXITED) {
 		next = &cpu_local_var(idle);
 	} else {
 		/* Pick a new running process or one that has a pending signal */