2 files changed, 14 insertions, 0 deletions

diff --git a/include/linux/sched.h b/include/linux/sched.h
index 13c53a99920f..a196cb7fc6f2 100644
--- a/include/linux/sched.h
+++ b/include/linux/sched.h
@@ -1104,6 +1104,7 @@ struct sched_dl_entity {
         u64 dl_runtime;         /* maximum runtime for each instance    */
         u64 dl_deadline;        /* relative deadline of each instance   */
         u64 dl_period;          /* separation of two instances (period) */
+        u64 dl_bw;              /* dl_runtime / dl_deadline             */
 
         /*
          * Actual scheduling parameters. Initialized with the values above,
diff --git a/include/linux/sched/sysctl.h b/include/linux/sched/sysctl.h
index 31e0193cb0c5..8070a83dbedc 100644
--- a/include/linux/sched/sysctl.h
+++ b/include/linux/sched/sysctl.h
@@ -81,6 +81,15 @@ static inline unsigned int get_sysctl_timer_migration(void)
 extern unsigned int sysctl_sched_rt_period;
 extern int sysctl_sched_rt_runtime;
 
+/*
+ *  control SCHED_DEADLINE reservations:
+ *
+ *  /proc/sys/kernel/sched_dl_period_us
+ *  /proc/sys/kernel/sched_dl_runtime_us
+ */
+extern unsigned int sysctl_sched_dl_period;
+extern int sysctl_sched_dl_runtime;
+
 #ifdef CONFIG_CFS_BANDWIDTH
 extern unsigned int sysctl_sched_cfs_bandwidth_slice;
 #endif
@@ -99,4 +108,8 @@ extern int sched_rt_handler(struct ctl_table *table, int write,
                 void __user *buffer, size_t *lenp,
                 loff_t *ppos);
 
+int sched_dl_handler(struct ctl_table *table, int write,
+                void __user *buffer, size_t *lenp,
+                loff_t *ppos);
+
 #endif /* _SCHED_SYSCTL_H */