1 files changed, 3 insertions, 0 deletions

diff --git a/include/linux/sysctl.h b/include/linux/sysctl.h
index fc8e367f671e..fc131d6602b9 100644
--- a/include/linux/sysctl.h
+++ b/include/linux/sysctl.h
@@ -24,6 +24,7 @@
 #include <linux/compiler.h>
 
 struct file;
+struct completion;
 
 #define CTL_MAXNAME 10          /* how many path components do we allow in a
                                    call to sysctl?   In other words, what is
@@ -925,6 +926,8 @@ struct ctl_table_header
 {
         ctl_table *ctl_table;
         struct list_head ctl_entry;
+        int used;
+        struct completion *unregistering;
 };
 
 struct ctl_table_header * register_sysctl_table(ctl_table * table,