1 files changed, 3 insertions, 0 deletions

diff --git a/kernel/sysctl.c b/kernel/sysctl.c
index e2ccc89382cb..9327a26765c5 100644
--- a/kernel/sysctl.c
+++ b/kernel/sysctl.c
@@ -35,6 +35,7 @@
 #include <linux/sysrq.h>
 #include <linux/highuid.h>
 #include <linux/writeback.h>
+#include <linux/ratelimit.h>
 #include <linux/hugetlb.h>
 #include <linux/initrd.h>
 #include <linux/key.h>
@@ -156,6 +157,8 @@ extern int no_unaligned_warning;
 extern int unaligned_dump_stack;
 #endif
 
+extern struct ratelimit_state printk_ratelimit_state;
+
 #ifdef CONFIG_RT_MUTEXES
 extern int max_lock_depth;
 #endif