From: Dmitriy Zavin <dmitriyz@google.com>
To: linux-kernel@vger.kernel.org
Cc: ak@suse.de, akpm@osdl.org
Subject: [PATCH 3/4] therm_throt: Make the jiffies compares use the 64bit safe macros.
Date: Thu, 21 Sep 2006 17:48:03 -0700 [thread overview]
Message-ID: <11588860852885-git-send-email-dmitriyz@google.com> (raw)
In-Reply-To: <11588860853616-git-send-email-dmitriyz@google.com>
Signed-off-by: Dmitriy Zavin <dmitriyz@google.com>
---
arch/i386/kernel/cpu/mcheck/therm_throt.c | 7 ++++---
1 files changed, 4 insertions(+), 3 deletions(-)
diff --git a/arch/i386/kernel/cpu/mcheck/therm_throt.c b/arch/i386/kernel/cpu/mcheck/therm_throt.c
index 85eba00..101f7ac 100644
--- a/arch/i386/kernel/cpu/mcheck/therm_throt.c
+++ b/arch/i386/kernel/cpu/mcheck/therm_throt.c
@@ -18,7 +18,7 @@ #include <asm/therm_throt.h>
/* 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);
/***
* therm_throt_process - Process thermal throttling event
@@ -39,11 +39,12 @@ static DEFINE_PER_CPU(unsigned long, nex
int therm_throt_process(int curr)
{
unsigned int cpu = smp_processor_id();
+ __u64 tmp_jiffs = get_jiffies_64();
- if (time_before(jiffies, __get_cpu_var(next_check)))
+ if (time_before64(tmp_jiffs, __get_cpu_var(next_check)))
return 0;
- __get_cpu_var(next_check) = jiffies + CHECK_INTERVAL;
+ __get_cpu_var(next_check) = tmp_jiffs + CHECK_INTERVAL;
/* if we just entered the thermal event */
if (curr) {
--
1.4.2
next prev parent reply other threads:[~2006-09-22 0:48 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-09-22 0:48 [PATCH 0/4 v2] therm_throt: Refactor thermal throttle processing, and keep a total count of events Dmitriy Zavin
2006-09-22 0:48 ` [PATCH 1/4] x86_64/i386 therm mce: Refactor thermal throttle processing Dmitriy Zavin
2006-09-22 0:48 ` [PATCH 2/4] jiffies: Add 64bit jiffies compares (for use with get_jiffies_64) Dmitriy Zavin
2006-09-22 0:48 ` Dmitriy Zavin [this message]
2006-09-22 0:48 ` [PATCH 4/4] therm_throt: Add a cumulative thermal throttle event counter Dmitriy Zavin
2006-09-22 5:51 ` Andi Kleen
2006-09-22 5:50 ` [PATCH 1/4] x86_64/i386 therm mce: Refactor thermal throttle processing Andi Kleen
2006-09-22 5:49 ` [PATCH 0/4 v2] therm_throt: Refactor thermal throttle processing, and keep a total count of events Andi Kleen
-- strict thread matches above, loose matches on Subject: below --
2006-09-20 2:42 therm_throt: Refactor and improve thermal throttle processing Dmitriy Zavin
2006-09-20 2:42 ` [PATCH 1/4] x86_64/i386 thermal mce: Refactor thermal throttle reporting Dmitriy Zavin
2006-09-20 2:42 ` [PATCH 2/4] jiffies: Add 64bit jiffies compares (needed when long < 64bit) Dmitriy Zavin
2006-09-20 2:42 ` [PATCH 3/4] therm_throt: Make the jiffies compares use the 64bit safe macros Dmitriy Zavin
2006-09-20 7:43 ` Andi Kleen
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