diff --git a/include/linux/poll.h b/include/linux/poll.h
index 6673743946f7..600cc1fde64d 100644
--- a/include/linux/poll.h
+++ b/include/linux/poll.h
@@ -10,8 +10,10 @@
 #include <linux/wait.h>
 #include <linux/string.h>
 #include <linux/fs.h>
+#include <linux/sysctl.h>
 #include <asm/uaccess.h>
 
+extern struct ctl_table epoll_table[]; /* for sysctl */
 /* ~832 bytes of stack space used max in sys_select/sys_poll before allocating
    additional memory. */
 #define MAX_STACK_ALLOC 832