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Merge branches 'bugzilla-14207' and 'idle' into release

This commit is contained in:
Len Brown 2010-02-23 00:19:48 -05:00
parent 9f3a628488 6f6ef82cc9 d306ebc286
commit e4f23f66ed
2 changed files with 17 additions and 13 deletions
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28
drivers/acpi/processor_idle.c
View File

@ -880,12 +880,14 @@ static int acpi_idle_enter_simple(struct cpuidle_device *dev,
return(acpi_idle_enter_c1(dev, state));
local_irq_disable();
current_thread_info()->status &= ~TS_POLLING;
/*
* TS_POLLING-cleared state must be visible before we test
* NEED_RESCHED:
*/
smp_mb();
if (cx->entry_method != ACPI_CSTATE_FFH) {
current_thread_info()->status &= ~TS_POLLING;
/*
* TS_POLLING-cleared state must be visible before we test
* NEED_RESCHED:
*/
smp_mb();
}
if (unlikely(need_resched())) {
current_thread_info()->status |= TS_POLLING;
@ -965,12 +967,14 @@ static int acpi_idle_enter_bm(struct cpuidle_device *dev,
}
local_irq_disable();
current_thread_info()->status &= ~TS_POLLING;
/*
* TS_POLLING-cleared state must be visible before we test
* NEED_RESCHED:
*/
smp_mb();
if (cx->entry_method != ACPI_CSTATE_FFH) {
current_thread_info()->status &= ~TS_POLLING;
/*
* TS_POLLING-cleared state must be visible before we test
* NEED_RESCHED:
*/
smp_mb();
}
if (unlikely(need_resched())) {
current_thread_info()->status |= TS_POLLING;

2
drivers/platform/x86/acer-wmi.c
View File

@ -934,7 +934,7 @@ static int __devinit acer_backlight_init(struct device *dev)
acer_backlight_device = bd;
bd->props.power = FB_BLANK_UNBLANK;
bd->props.brightness = max_brightness;
bd->props.brightness = read_brightness(bd);
bd->props.max_brightness = max_brightness;
backlight_update_status(bd);
return 0;