Do thermal_throttle_add_dev() in CPU_UP_PREPARE instead of CPU_ONLINE.
Cc: Dmitriy Zavin <[email protected]>
Signed-off-by: Akinobu Mita <[email protected]>
---
arch/i386/kernel/cpu/mcheck/therm_throt.c | 10 ++++++----
1 file changed, 6 insertions(+), 4 deletions(-)
Index: 2.6-git/arch/i386/kernel/cpu/mcheck/therm_throt.c
===================================================================
--- 2.6-git.orig/arch/i386/kernel/cpu/mcheck/therm_throt.c
+++ 2.6-git/arch/i386/kernel/cpu/mcheck/therm_throt.c
@@ -131,17 +131,19 @@ static __cpuinit int thermal_throttle_cp
{
unsigned int cpu = (unsigned long)hcpu;
struct sys_device *sys_dev;
- int err;
+ int err = 0;
sys_dev = get_cpu_sysdev(cpu);
switch (action) {
- case CPU_ONLINE:
- case CPU_ONLINE_FROZEN:
+ case CPU_UP_PREPARE:
+ case CPU_UP_PREPARE_FROZEN:
mutex_lock(&therm_cpu_lock);
err = thermal_throttle_add_dev(sys_dev);
mutex_unlock(&therm_cpu_lock);
WARN_ON(err);
break;
+ case CPU_UP_CANCELED:
+ case CPU_UP_CANCELED_FROZEN:
case CPU_DEAD:
case CPU_DEAD_FROZEN:
mutex_lock(&therm_cpu_lock);
@@ -149,7 +151,7 @@ static __cpuinit int thermal_throttle_cp
mutex_unlock(&therm_cpu_lock);
break;
}
- return NOTIFY_OK;
+ return err ? NOTIFY_BAD : NOTIFY_OK;
}
static struct notifier_block thermal_throttle_cpu_notifier =
--
-
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