1 files changed, 74 insertions, 3 deletions

diff --git a/kernel/sysctl.c b/kernel/sysctl.c
index c68f68dcc605..8e96558cb8f3 100644
--- a/kernel/sysctl.c
+++ b/kernel/sysctl.c
@@ -81,6 +81,7 @@ extern int compat_log;
 extern int maps_protect;
 extern int sysctl_stat_interval;
 extern int audit_argv_kb;
+extern int latencytop_enabled;
 
 /* Constants used for minimum and  maximum */
 #ifdef CONFIG_DETECT_SOFTLOCKUP
@@ -306,9 +307,43 @@ static struct ctl_table kern_table[] = {
                 .procname       = "sched_nr_migrate",
                 .data           = &sysctl_sched_nr_migrate,
                 .maxlen         = sizeof(unsigned int),
-                .mode           = 644,
+                .mode           = 0644,
+                .proc_handler   = &proc_dointvec,
+        },
+        {
+                .ctl_name       = CTL_UNNUMBERED,
+                .procname       = "sched_rt_period_ms",
+                .data           = &sysctl_sched_rt_period,
+                .maxlen         = sizeof(unsigned int),
+                .mode           = 0644,
                 .proc_handler   = &proc_dointvec,
         },
+        {
+                .ctl_name       = CTL_UNNUMBERED,
+                .procname       = "sched_rt_ratio",
+                .data           = &sysctl_sched_rt_ratio,
+                .maxlen         = sizeof(unsigned int),
+                .mode           = 0644,
+                .proc_handler   = &proc_dointvec,
+        },
+#if defined(CONFIG_FAIR_GROUP_SCHED) && defined(CONFIG_SMP)
+        {
+                .ctl_name       = CTL_UNNUMBERED,
+                .procname       = "sched_min_bal_int_shares",
+                .data           = &sysctl_sched_min_bal_int_shares,
+                .maxlen         = sizeof(unsigned int),
+                .mode           = 0644,
+                .proc_handler   = &proc_dointvec,
+        },
+        {
+                .ctl_name       = CTL_UNNUMBERED,
+                .procname       = "sched_max_bal_int_shares",
+                .data           = &sysctl_sched_max_bal_int_shares,
+                .maxlen         = sizeof(unsigned int),
+                .mode           = 0644,
+                .proc_handler   = &proc_dointvec,
+        },
+#endif
 #endif
         {
                 .ctl_name       = CTL_UNNUMBERED,
@@ -382,6 +417,15 @@ static struct ctl_table kern_table[] = {
                 .proc_handler   = &proc_dointvec_taint,
         },
 #endif
+#ifdef CONFIG_LATENCYTOP
+        {
+                .procname       = "latencytop",
+                .data           = &latencytop_enabled,
+                .maxlen         = sizeof(int),
+                .mode           = 0644,
+                .proc_handler   = &proc_dointvec,
+        },
+#endif
 #ifdef CONFIG_SECURITY_CAPABILITIES
         {
                 .procname       = "cap-bound",
@@ -728,13 +772,40 @@ static struct ctl_table kern_table[] = {
                 .ctl_name       = CTL_UNNUMBERED,
                 .procname       = "softlockup_thresh",
                 .data           = &softlockup_thresh,
-                .maxlen         = sizeof(int),
+                .maxlen         = sizeof(unsigned long),
                 .mode           = 0644,
-                .proc_handler   = &proc_dointvec_minmax,
+                .proc_handler   = &proc_doulongvec_minmax,
                 .strategy       = &sysctl_intvec,
                 .extra1         = &one,
                 .extra2         = &sixty,
         },
+        {
+                .ctl_name       = CTL_UNNUMBERED,
+                .procname       = "hung_task_check_count",
+                .data           = &sysctl_hung_task_check_count,
+                .maxlen         = sizeof(unsigned long),
+                .mode           = 0644,
+                .proc_handler   = &proc_doulongvec_minmax,
+                .strategy       = &sysctl_intvec,
+        },
+        {
+                .ctl_name       = CTL_UNNUMBERED,
+                .procname       = "hung_task_timeout_secs",
+                .data           = &sysctl_hung_task_timeout_secs,
+                .maxlen         = sizeof(unsigned long),
+                .mode           = 0644,
+                .proc_handler   = &proc_doulongvec_minmax,
+                .strategy       = &sysctl_intvec,
+        },
+        {
+                .ctl_name       = CTL_UNNUMBERED,
+                .procname       = "hung_task_warnings",
+                .data           = &sysctl_hung_task_warnings,
+                .maxlen         = sizeof(unsigned long),
+                .mode           = 0644,
+                .proc_handler   = &proc_doulongvec_minmax,
+                .strategy       = &sysctl_intvec,
+        },
 #endif
 #ifdef CONFIG_COMPAT
         {