linux-kernel - [Patch v3 3/7] sched: Initialize per cpu thermal pressure structure

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Message-Id: <1571014705-19646-4-git-send-email-thara.gopinath@linaro.org>
Date:   Sun, 13 Oct 2019 20:58:21 -0400
From:   Thara Gopinath <thara.gopinath@...aro.org>
To:     mingo@...hat.com, peterz@...radead.org, ionela.voinescu@....com,
        vincent.guittot@...aro.org, rui.zhang@...el.com,
        edubezval@...il.com
Cc:     linux-kernel@...r.kernel.org, amit.kachhap@...il.com,
        javi.merino@...nel.org, daniel.lezcano@...aro.org
Subject: [Patch v3 3/7] sched: Initialize per cpu thermal pressure structure

Initialize per cpu max_capacity_info during scheduler init.

Signed-off-by: Thara Gopinath <thara.gopinath@...aro.org>
---
 drivers/base/arch_topology.c | 1 +
 kernel/sched/core.c          | 2 ++
 2 files changed, 3 insertions(+)

diff --git a/drivers/base/arch_topology.c b/drivers/base/arch_topology.c
index 1eb81f11..7ac9f2f 100644
--- a/drivers/base/arch_topology.c
+++ b/drivers/base/arch_topology.c
@@ -123,6 +123,7 @@ void topology_normalize_cpu_scale(void)
 		pr_debug("cpu_capacity: CPU%d cpu_capacity=%lu\n",
 			cpu, topology_get_cpu_scale(cpu));
 	}
+	populate_max_capacity_info();
 }
 
 bool __init topology_parse_cpu_capacity(struct device_node *cpu_node, int cpu)
diff --git a/kernel/sched/core.c b/kernel/sched/core.c
index 7880f4f..744f026 100644
--- a/kernel/sched/core.c
+++ b/kernel/sched/core.c
@@ -6534,6 +6534,8 @@ void __init sched_init_smp(void)
 	init_sched_rt_class();
 	init_sched_dl_class();
 
+	populate_max_capacity_info();
+
 	sched_smp_initialized = true;
 }
 
-- 
2.1.4