linux-kernel - [PATCH 3/4] therm_throt: Make the jiffies compares use the 64bit safe macros.

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Date:	Tue, 19 Sep 2006 19:42:41 -0700
From:	Dmitriy Zavin <dmitriyz@...gle.com>
To:	linux-kernel@...r.kernel.org
Cc:	ak@...e.de, akpm@...l.org
Subject: [PATCH 3/4] therm_throt: Make the jiffies compares use the 64bit safe macros.

Signed-off-by: Dmitriy Zavin <dmitriyz@...gle.com>
---
 arch/i386/kernel/cpu/mcheck/therm_throt.c |    6 +++---
 1 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/arch/i386/kernel/cpu/mcheck/therm_throt.c b/arch/i386/kernel/cpu/mcheck/therm_throt.c
index 342750e..3d6f217 100644
--- a/arch/i386/kernel/cpu/mcheck/therm_throt.c
+++ b/arch/i386/kernel/cpu/mcheck/therm_throt.c
@@ -22,7 +22,7 @@ #endif /* CONFIG_X86_64 */
 /* How long to wait between reporting thermal events */
 #define CHECK_INTERVAL              (300 * HZ)
 
-static DEFINE_PER_CPU(unsigned long, next_check);
+static DEFINE_PER_CPU(__u64, next_check) = INITIAL_JIFFIES;
 
 #ifdef CONFIG_X86_64
 static void therm_throt_log_mce(unsigned int cpu, __u64 status)
@@ -58,10 +58,10 @@ void therm_throt_process(int curr, __u64
 {
 	unsigned int cpu = smp_processor_id();
 
-	if (time_before(jiffies, __get_cpu_var(next_check)))
+	if (time_before64(get_jiffies_64(), __get_cpu_var(next_check)))
 		return;
 
-	__get_cpu_var(next_check) = jiffies + CHECK_INTERVAL;
+	__get_cpu_var(next_check) = get_jiffies_64() + CHECK_INTERVAL;
 
 	/* if we just entered the thermal event */
 	if (curr) {
-- 
1.4.2

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