linux-kernel - [PATCH 03/11] PM: EM: Initialize the netlink notification during booting.

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Message-ID: <20250529001315.233492-4-changwoo@igalia.com>
Date: Thu, 29 May 2025 09:13:07 +0900
From: Changwoo Min <changwoo@...lia.com>
To: lukasz.luba@....com,
	rafael@...nel.org,
	len.brown@...el.com,
	pavel@...nel.org
Cc: christian.loehle@....com,
	tj@...nel.org,
	kernel-dev@...lia.com,
	linux-pm@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	Changwoo Min <changwoo@...lia.com>
Subject: [PATCH 03/11] PM: EM: Initialize the netlink notification during booting.

Initialize and register the netlink during booting. The initialization is
called at the postcore level, which is late enough after the generic
netlink is initialized.

Signed-off-by: Changwoo Min <changwoo@...lia.com>
---
 kernel/power/energy_model.c | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)

diff --git a/kernel/power/energy_model.c b/kernel/power/energy_model.c
index ea7995a25780..b15b685c22bd 100644
--- a/kernel/power/energy_model.c
+++ b/kernel/power/energy_model.c
@@ -17,6 +17,8 @@
 #include <linux/sched/topology.h>
 #include <linux/slab.h>
 
+#include "em_netlink.h"
+
 /*
  * Mutex serializing the registrations of performance domains and letting
  * callbacks defined by drivers sleep.
@@ -936,3 +938,18 @@ void em_rebuild_sched_domains(void)
 	 */
 	schedule_work(&rebuild_sd_work);
 }
+
+static int __init em_init(void)
+{
+	int result;
+
+	result = em_netlink_init();
+	if (result)
+		goto error;
+
+	return 0;
+
+error:
+	return result;
+}
+postcore_initcall(em_init);
-- 
2.49.0