[PATCH 14/14] resource limits: track highwater mark of RT priority

[Topi Miettinen]

Track maximum RT priority, to be able to configure
RLIMIT_RTPRIO resource limits. The information is available
with taskstats and cgroupstats netlink socket.

Signed-off-by: Topi Miettinen <toiwoton@xxxxxxxxx>
---
 kernel/sched/core.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/kernel/sched/core.c b/kernel/sched/core.c
index da32bcd..bb08b43 100644
--- a/kernel/sched/core.c
+++ b/kernel/sched/core.c
@@ -4221,6 +4221,9 @@ change:
 	balance_callback(rq);
 	preempt_enable();
 
+	task_update_resource_highwatermark(p, RLIMIT_RTPRIO,
+					   attr->sched_priority);
+
 	return 0;
 }
 
-- 
2.8.1