nathan/Chromebook-Device-Nyan-NVIDIA-Tegra-K1-T124-Upstream-Linux-3.10-LTS-Kernel
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Updated from Linux LTS 3.10.22 to 3.10.23

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Nathan
2025-04-09 17:19:07 -05:00
parent 74577147bc
commit 943c6a9f68
64 changed files with 510 additions and 466 deletions
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36
kernel/time/clockevents.c
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@@ -15,7 +15,6 @@
#include <linux/hrtimer.h>
#include <linux/init.h>
#include <linux/module.h>
#include <linux/notifier.h>
#include <linux/smp.h>
#include "tick-internal.h"
@@ -23,10 +22,6 @@
/* The registered clock event devices */
static LIST_HEAD(clockevent_devices);
static LIST_HEAD(clockevents_released);
/* Notification for clock events */
static RAW_NOTIFIER_HEAD(clockevents_chain);
/* Protection for the above */
static DEFINE_RAW_SPINLOCK(clockevents_lock);
@@ -267,30 +262,6 @@ int clockevents_program_event(struct clock_event_device *dev, ktime_t expires,
return (rc && force) ? clockevents_program_min_delta(dev) : rc;
}
/**
* clockevents_register_notifier - register a clock events change listener
*/
int clockevents_register_notifier(struct notifier_block *nb)
{
unsigned long flags;
int ret;
raw_spin_lock_irqsave(&clockevents_lock, flags);
ret = raw_notifier_chain_register(&clockevents_chain, nb);
raw_spin_unlock_irqrestore(&clockevents_lock, flags);
return ret;
}
/*
* Notify about a clock event change. Called with clockevents_lock
* held.
*/
static void clockevents_do_notify(unsigned long reason, void *dev)
{
raw_notifier_call_chain(&clockevents_chain, reason, dev);
}
/*
* Called after a notify add to make devices available which were
* released from the notifier call.
@@ -304,7 +275,7 @@ static void clockevents_notify_released(void)
struct clock_event_device, list);
list_del(&dev->list);
list_add(&dev->list, &clockevent_devices);
clockevents_do_notify(CLOCK_EVT_NOTIFY_ADD, dev);
tick_check_new_device(dev);
}
}
@@ -325,7 +296,7 @@ void clockevents_register_device(struct clock_event_device *dev)
raw_spin_lock_irqsave(&clockevents_lock, flags);
list_add(&dev->list, &clockevent_devices);
clockevents_do_notify(CLOCK_EVT_NOTIFY_ADD, dev);
tick_check_new_device(dev);
clockevents_notify_released();
raw_spin_unlock_irqrestore(&clockevents_lock, flags);
@@ -421,6 +392,7 @@ void clockevents_exchange_device(struct clock_event_device *old,
* released list and do a notify add later.
*/
if (old) {
module_put(old->owner);
clockevents_set_mode(old, CLOCK_EVT_MODE_UNUSED);
list_del(&old->list);
list_add(&old->list, &clockevents_released);
@@ -468,7 +440,7 @@ void clockevents_notify(unsigned long reason, void *arg)
int cpu;
raw_spin_lock_irqsave(&clockevents_lock, flags);
clockevents_do_notify(reason, arg);
tick_notify(reason, arg);
switch (reason) {
case CLOCK_EVT_NOTIFY_CPU_DEAD: