[Patch v6 2/7] sched: Add hook to read per cpu thermal pressure.

From: Thara Gopinath
Date: Wed Dec 11 2019 - 23:11:58 EST


Introduce arch_scale_thermal_capacity to retrieve per cpu thermal
pressure.

Signed-off-by: Thara Gopinath <thara.gopinath@xxxxxxxxxx>
---
include/linux/sched/topology.h | 8 ++++++++
1 file changed, 8 insertions(+)

diff --git a/include/linux/sched/topology.h b/include/linux/sched/topology.h
index f341163..f1e22f9 100644
--- a/include/linux/sched/topology.h
+++ b/include/linux/sched/topology.h
@@ -225,6 +225,14 @@ unsigned long arch_scale_cpu_capacity(int cpu)
}
#endif

+#ifndef arch_scale_thermal_capacity
+static __always_inline
+unsigned long arch_scale_thermal_capacity(int cpu)
+{
+ return 0;
+}
+#endif
+
static inline int task_node(const struct task_struct *p)
{
return cpu_to_node(task_cpu(p));
--
2.1.4