cgroup: use negative bias on css->refcnt to block css_tryget()

[mirror_ubuntu-zesty-kernel.git] / include / linux / relay.h

diff --git a/include/linux/relay.h b/include/linux/relay.h
index a822fd71fd64efcceec896709dbe7b86c500ced0..91cacc34c159192ab5a7fa712982ea5a8d268b59 100644 (file)
--- a/include/linux/relay.h
+++ b/include/linux/relay.h
@@ -15,6 +15,7 @@
 #include <linux/timer.h>
 #include <linux/wait.h>
 #include <linux/list.h>
+#include <linux/bug.h>
 #include <linux/fs.h>
 #include <linux/poll.h>
 #include <linux/kref.h>