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-rw-r--r--kernel/kthread.c21
1 files changed, 21 insertions, 0 deletions
diff --git a/kernel/kthread.c b/kernel/kthread.c
index 77b7c3f23f18..4388d6694a7f 100644
--- a/kernel/kthread.c
+++ b/kernel/kthread.c
@@ -283,6 +283,27 @@ void __noreturn kthread_exit(long result)
do_exit(result);
}
+/**
+ * kthread_complete_and exit - Exit the current kthread.
+ * @comp: Completion to complete
+ * @code: The integer value to return to kthread_stop().
+ *
+ * If present complete @comp and the reuturn code to kthread_stop().
+ *
+ * A kernel thread whose module may be removed after the completion of
+ * @comp can use this function exit safely.
+ *
+ * Does not return.
+ */
+void __noreturn kthread_complete_and_exit(struct completion *comp, long code)
+{
+ if (comp)
+ complete(comp);
+
+ kthread_exit(code);
+}
+EXPORT_SYMBOL(kthread_complete_and_exit);
+
static int kthread(void *_create)
{
static const struct sched_param param = { .sched_priority = 0 };