1 files changed, 13 insertions, 0 deletions

diff --git a/kernel/sysctl.c b/kernel/sysctl.c
index 0d562d6531eb..6b16e16428d8 100644
--- a/kernel/sysctl.c
+++ b/kernel/sysctl.c
@@ -83,6 +83,9 @@ extern int maps_protect;
 extern int sysctl_stat_interval;
 extern int latencytop_enabled;
 extern int sysctl_nr_open_min, sysctl_nr_open_max;
+#ifdef CONFIG_RCU_TORTURE_TEST
+extern int rcutorture_runnable;
+#endif /* #ifdef CONFIG_RCU_TORTURE_TEST */
 
 /* Constants used for minimum and  maximum */
 #if defined(CONFIG_DETECT_SOFTLOCKUP) || defined(CONFIG_HIGHMEM)
@@ -820,6 +823,16 @@ static struct ctl_table kern_table[] = {
                 .child          = key_sysctls,
         },
 #endif
+#ifdef CONFIG_RCU_TORTURE_TEST
+        {
+                .ctl_name       = CTL_UNNUMBERED,
+                .procname       = "rcutorture_runnable",
+                .data           = &rcutorture_runnable,
+                .maxlen         = sizeof(int),
+                .mode           = 0644,
+                .proc_handler   = &proc_dointvec,
+        },
+#endif
 /*
  * NOTE: do not add new entries to this table unless you have read
  * Documentation/sysctl/ctl_unnumbered.txt