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-rw-r--r--include/linux/topology.h9
1 files changed, 9 insertions, 0 deletions
diff --git a/include/linux/topology.h b/include/linux/topology.h
index 24e715f0f6d2..cd6b4bdc9cfd 100644
--- a/include/linux/topology.h
+++ b/include/linux/topology.h
@@ -332,4 +332,13 @@ sched_numa_hop_mask(unsigned int node, unsigned int hops)
!IS_ERR_OR_NULL(mask); \
__hops++)
+DECLARE_PER_CPU(unsigned long, cpu_scale);
+
+static inline unsigned long topology_get_cpu_scale(int cpu)
+{
+ return per_cpu(cpu_scale, cpu);
+}
+
+void topology_set_cpu_scale(unsigned int cpu, unsigned long capacity);
+
#endif /* _LINUX_TOPOLOGY_H */