kern/sched_shim.c: provide required SYSINIT hooks

Reviewed by:	olce
Tested by:	pho
Sponsored by:	The FreeBSD Foundation
MFC after:	1 week
Differential revision:	https://reviews.freebsd.org/D54831

2 files changed, 28 insertions, 0 deletions

diff --git a/sys/kern/sched_shim.c b/sys/kern/sched_shim.c
index 2dbb6b928961..96c824745815 100644
--- a/sys/kern/sched_shim.c
+++ b/sys/kern/sched_shim.c
@@ -139,5 +139,30 @@ schedinit(void)
 	active_sched->init();
 }
 
+static void
+sched_setup(void *dummy)
+{
+	active_sched->setup();
+}
+SYSINIT(sched_setup, SI_SUB_RUN_QUEUE, SI_ORDER_FIRST, sched_setup, NULL);
+
+static void
+sched_initticks(void *dummy)
+{
+	active_sched->initticks();
+}
+SYSINIT(sched_initticks, SI_SUB_CLOCKS, SI_ORDER_THIRD, sched_initticks,
+    NULL);
+
+static void
+sched_schedcpu(void)
+{
+	active_sched->schedcpu();
+}
+SYSINIT(schedcpu, SI_SUB_LAST, SI_ORDER_FIRST, sched_schedcpu, NULL);
+
+SYSCTL_NODE(_kern, OID_AUTO, sched, CTLFLAG_RD | CTLFLAG_MPSAFE, 0,
+    "Scheduler");
+
 SYSCTL_STRING(_kern_sched, OID_AUTO, name, CTLFLAG_RD, sched_name, 0,
     "Scheduler name");
diff --git a/sys/sys/sched.h b/sys/sys/sched.h
index 27d0fc7d0c8d..c8491ede01a0 100644
--- a/sys/sys/sched.h
+++ b/sys/sys/sched.h
@@ -284,6 +284,9 @@ struct sched_instance {
 	void	(*clear_tdname)(struct thread *td);
 	void	(*init)(void);
 	void	(*init_ap)(void);
+	void	(*setup)(void);
+	void	(*initticks)(void);
+	void	(*schedcpu)(void);
 };
 
 extern const struct sched_instance *active_sched;