From 297b60346df8beafee954a0fd7c2d64f33f3b9bc Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Sat, 11 May 2024 01:44:05 +0000
Subject: [PATCH] rtl8211F_led_control
---
kernel/arch/x86/kernel/cpu/aperfmperf.c | 22 ++++++++++++++++------
1 files changed, 16 insertions(+), 6 deletions(-)
diff --git a/kernel/arch/x86/kernel/cpu/aperfmperf.c b/kernel/arch/x86/kernel/cpu/aperfmperf.c
index 7eba34d..e2f319d 100644
--- a/kernel/arch/x86/kernel/cpu/aperfmperf.c
+++ b/kernel/arch/x86/kernel/cpu/aperfmperf.c
@@ -1,18 +1,19 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* x86 APERF/MPERF KHz calculation for
* /sys/.../cpufreq/scaling_cur_freq
*
* Copyright (C) 2017 Intel Corp.
* Author: Len Brown <len.brown@intel.com>
- *
- * This file is licensed under GPLv2.
*/
#include <linux/delay.h>
#include <linux/ktime.h>
#include <linux/math64.h>
#include <linux/percpu.h>
+#include <linux/cpufreq.h>
#include <linux/smp.h>
+#include <linux/sched/isolation.h>
#include "cpu.h"
@@ -82,7 +83,10 @@
if (!cpu_khz)
return 0;
- if (!static_cpu_has(X86_FEATURE_APERFMPERF))
+ if (!boot_cpu_has(X86_FEATURE_APERFMPERF))
+ return 0;
+
+ if (!housekeeping_cpu(cpu, HK_FLAG_MISC))
return 0;
aperfmperf_snapshot_cpu(cpu, ktime_get(), true);
@@ -98,12 +102,15 @@
if (!cpu_khz)
return;
- if (!static_cpu_has(X86_FEATURE_APERFMPERF))
+ if (!boot_cpu_has(X86_FEATURE_APERFMPERF))
return;
- for_each_online_cpu(cpu)
+ for_each_online_cpu(cpu) {
+ if (!housekeeping_cpu(cpu, HK_FLAG_MISC))
+ continue;
if (!aperfmperf_snapshot_cpu(cpu, now, false))
wait = true;
+ }
if (wait)
msleep(APERFMPERF_REFRESH_DELAY_MS);
@@ -114,7 +121,10 @@
if (!cpu_khz)
return 0;
- if (!static_cpu_has(X86_FEATURE_APERFMPERF))
+ if (!boot_cpu_has(X86_FEATURE_APERFMPERF))
+ return 0;
+
+ if (!housekeeping_cpu(cpu, HK_FLAG_MISC))
return 0;
if (aperfmperf_snapshot_cpu(cpu, ktime_get(), true))
--
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