From e636c8d336489bf3eed5878299e6cc045bbad077 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Tue, 20 Feb 2024 01:17:29 +0000
Subject: [PATCH] debug lk
---
kernel/arch/sparc/kernel/time_64.c | 47 ++++++++++++++++++++++++-----------------------
1 files changed, 24 insertions(+), 23 deletions(-)
diff --git a/kernel/arch/sparc/kernel/time_64.c b/kernel/arch/sparc/kernel/time_64.c
index f0eba72..89fb05f 100644
--- a/kernel/arch/sparc/kernel/time_64.c
+++ b/kernel/arch/sparc/kernel/time_64.c
@@ -53,8 +53,6 @@
DEFINE_SPINLOCK(rtc_lock);
-unsigned int __read_mostly vdso_fix_stick;
-
#ifdef CONFIG_SMP
unsigned long profile_pc(struct pt_regs *regs)
{
@@ -447,8 +445,8 @@
{
struct resource *r;
- printk(KERN_INFO "%s: RTC regs at 0x%llx\n",
- op->dev.of_node->full_name, op->resource[0].start);
+ printk(KERN_INFO "%pOF: RTC regs at 0x%llx\n",
+ op->dev.of_node, op->resource[0].start);
/* The CMOS RTC driver only accepts IORESOURCE_IO, so cons
* up a fake resource so that the probe works for all cases.
@@ -503,8 +501,8 @@
static int bq4802_probe(struct platform_device *op)
{
- printk(KERN_INFO "%s: BQ4802 regs at 0x%llx\n",
- op->dev.of_node->full_name, op->resource[0].start);
+ printk(KERN_INFO "%pOF: BQ4802 regs at 0x%llx\n",
+ op->dev.of_node, op->resource[0].start);
rtc_bq4802_device.resource = &op->resource[0];
return platform_device_register(&rtc_bq4802_device);
@@ -563,12 +561,12 @@
/* On an Enterprise system there can be multiple mostek clocks.
* We should only match the one that is on the central FHC bus.
*/
- if (!strcmp(dp->parent->name, "fhc") &&
- strcmp(dp->parent->parent->name, "central") != 0)
+ if (of_node_name_eq(dp->parent, "fhc") &&
+ !of_node_name_eq(dp->parent->parent, "central"))
return -ENODEV;
- printk(KERN_INFO "%s: Mostek regs at 0x%llx\n",
- dp->full_name, op->resource[0].start);
+ printk(KERN_INFO "%pOF: Mostek regs at 0x%llx\n",
+ dp, op->resource[0].start);
m48t59_rtc.resource = &op->resource[0];
return platform_device_register(&m48t59_rtc);
@@ -655,19 +653,23 @@
void *data)
{
struct cpufreq_freqs *freq = data;
- unsigned int cpu = freq->cpu;
- struct freq_table *ft = &per_cpu(sparc64_freq_table, cpu);
+ unsigned int cpu;
+ struct freq_table *ft;
- if (!ft->ref_freq) {
- ft->ref_freq = freq->old;
- ft->clock_tick_ref = cpu_data(cpu).clock_tick;
- }
- if ((val == CPUFREQ_PRECHANGE && freq->old < freq->new) ||
- (val == CPUFREQ_POSTCHANGE && freq->old > freq->new)) {
- cpu_data(cpu).clock_tick =
- cpufreq_scale(ft->clock_tick_ref,
- ft->ref_freq,
- freq->new);
+ for_each_cpu(cpu, freq->policy->cpus) {
+ ft = &per_cpu(sparc64_freq_table, cpu);
+
+ if (!ft->ref_freq) {
+ ft->ref_freq = freq->old;
+ ft->clock_tick_ref = cpu_data(cpu).clock_tick;
+ }
+
+ if ((val == CPUFREQ_PRECHANGE && freq->old < freq->new) ||
+ (val == CPUFREQ_POSTCHANGE && freq->old > freq->new)) {
+ cpu_data(cpu).clock_tick =
+ cpufreq_scale(ft->clock_tick_ref, ft->ref_freq,
+ freq->new);
+ }
}
return 0;
@@ -838,7 +840,6 @@
} else {
init_tick_ops(&tick_operations);
clocksource_tick.archdata.vclock_mode = VCLOCK_TICK;
- vdso_fix_stick = 1;
}
} else {
init_tick_ops(&stick_operations);
--
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