From cde9070d9970eef1f7ec2360586c802a16230ad8 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Fri, 10 May 2024 07:43:50 +0000
Subject: [PATCH] rtl88x2CE_WiFi_linux driver
---
kernel/kernel/time/clockevents.c | 36 ++++++++++++++++++++----------------
1 files changed, 20 insertions(+), 16 deletions(-)
diff --git a/kernel/kernel/time/clockevents.c b/kernel/kernel/time/clockevents.c
index 8c0e409..f549022 100644
--- a/kernel/kernel/time/clockevents.c
+++ b/kernel/kernel/time/clockevents.c
@@ -1,14 +1,10 @@
+// SPDX-License-Identifier: GPL-2.0
/*
- * linux/kernel/time/clockevents.c
- *
* This file contains functions which manage clock event devices.
*
* Copyright(C) 2005-2006, Thomas Gleixner <tglx@linutronix.de>
* Copyright(C) 2005-2007, Red Hat, Inc., Ingo Molnar
* Copyright(C) 2006-2007, Timesys Corp., Thomas Gleixner
- *
- * This code is licenced under the GPL version 2. For details see
- * kernel-base/COPYING.
*/
#include <linux/clockchips.h>
@@ -39,10 +35,8 @@
u64 clc = (u64) latch << evt->shift;
u64 rnd;
- if (unlikely(!evt->mult)) {
+ if (WARN_ON(!evt->mult))
evt->mult = 1;
- WARN_ON(1);
- }
rnd = (u64) evt->mult - 1;
/*
@@ -164,10 +158,8 @@
* on it, so fix it up and emit a warning:
*/
if (clockevent_state_oneshot(dev)) {
- if (unlikely(!dev->mult)) {
+ if (WARN_ON(!dev->mult))
dev->mult = 1;
- WARN_ON(1);
- }
}
}
}
@@ -315,10 +307,8 @@
int64_t delta;
int rc;
- if (unlikely(expires < 0)) {
- WARN_ON_ONCE(1);
+ if (WARN_ON_ONCE(expires < 0))
return -ETIME;
- }
dev->next_event = expires;
@@ -621,6 +611,22 @@
}
#ifdef CONFIG_HOTPLUG_CPU
+
+# ifdef CONFIG_GENERIC_CLOCKEVENTS_BROADCAST
+/**
+ * tick_offline_cpu - Take CPU out of the broadcast mechanism
+ * @cpu: The outgoing CPU
+ *
+ * Called on the outgoing CPU after it took itself offline.
+ */
+void tick_offline_cpu(unsigned int cpu)
+{
+ raw_spin_lock(&clockevents_lock);
+ tick_broadcast_offline(cpu);
+ raw_spin_unlock(&clockevents_lock);
+}
+# endif
+
/**
* tick_cleanup_dead_cpu - Cleanup the tick and clockevents of a dead cpu
*/
@@ -631,8 +637,6 @@
raw_spin_lock_irqsave(&clockevents_lock, flags);
- tick_shutdown_broadcast_oneshot(cpu);
- tick_shutdown_broadcast(cpu);
tick_shutdown(cpu);
/*
* Unregister the clock event devices which were
--
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