infrastructure for saner ret_from_kernel_thread semantics

[firefly-linux-kernel-4.4.55.git] / kernel / kthread.c

diff --git a/kernel/kthread.c b/kernel/kthread.c
index b579af57ea107af579e6a155730258166dd4e176..7ba65c1aa6b382904e25c65d9591a0fcc86eade9 100644 (file)
--- a/kernel/kthread.c
+++ b/kernel/kthread.c
@@ -16,6 +16,7 @@
 #include <linux/mutex.h>
 #include <linux/slab.h>
 #include <linux/freezer.h>
+#include <linux/ptrace.h>
 #include <trace/events/sched.h>
 
 static DEFINE_SPINLOCK(kthread_create_lock);