[tip: sched/core] arm64/topology: Populate arch_scale_thermal_pressure() for arm64 platforms

[tip-bot2 for Thara Gopinath]

The following commit has been merged into the sched/core branch of tip:

Commit-ID:     ae1677c0bbe23fe30d634ac0d9f5c147ee4adbc1
Gitweb:        https://git.kernel.org/tip/ae1677c0bbe23fe30d634ac0d9f5c147ee4adbc1
Author:        Thara Gopinath <thara.gopinath@xxxxxxxxxx>
AuthorDate:    Fri, 21 Feb 2020 19:52:08 -05:00
Committer:     Ingo Molnar <mingo@xxxxxxxxxx>
CommitterDate: Fri, 06 Mar 2020 12:57:19 +01:00

arm64/topology: Populate arch_scale_thermal_pressure() for arm64 platforms

Hook up topology_get_thermal_pressure to arch_scale_thermal_pressure thus
enabling scheduler to retrieve instantaneous thermal pressure of a CPU.

Signed-off-by: Thara Gopinath <thara.gopinath@xxxxxxxxxx>
Signed-off-by: Peter Zijlstra (Intel) <peterz@xxxxxxxxxxxxx>
Signed-off-by: Ingo Molnar <mingo@xxxxxxxxxx>
Link: https://lkml.kernel.org/r/20200222005213.3873-5-thara.gopinath@xxxxxxxxxx
---
 arch/arm64/include/asm/topology.h | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/arch/arm64/include/asm/topology.h b/arch/arm64/include/asm/topology.h
index a4d945d..cbd70d7 100644
--- a/arch/arm64/include/asm/topology.h
+++ b/arch/arm64/include/asm/topology.h
@@ -25,6 +25,9 @@ int pcibus_to_node(struct pci_bus *bus);
 /* Enable topology flag updates */
 #define arch_update_cpu_topology topology_update_cpu_topology
 
+/* Replace task scheduler's default thermal pressure retrieve API */
+#define arch_scale_thermal_pressure topology_get_thermal_pressure
+
 #include <asm-generic/topology.h>
 
 #endif /* _ASM_ARM_TOPOLOGY_H */