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-rw-r--r--kernel/power/main.c17
1 files changed, 11 insertions, 6 deletions
diff --git a/kernel/power/main.c b/kernel/power/main.c
index c9632f841f64..f0a466736c01 100644
--- a/kernel/power/main.c
+++ b/kernel/power/main.c
@@ -287,17 +287,19 @@ void __attribute__ ((weak)) arch_suspend_enable_irqs(void)
*/
static int suspend_enter(suspend_state_t state)
{
- int error = 0;
+ int error;
device_pm_lock();
- arch_suspend_disable_irqs();
- BUG_ON(!irqs_disabled());
- if ((error = device_power_down(PMSG_SUSPEND))) {
+ error = device_power_down(PMSG_SUSPEND);
+ if (error) {
printk(KERN_ERR "PM: Some devices failed to power down\n");
goto Done;
}
+ arch_suspend_disable_irqs();
+ BUG_ON(!irqs_disabled());
+
error = sysdev_suspend(PMSG_SUSPEND);
if (!error) {
if (!suspend_test(TEST_CORE))
@@ -305,11 +307,14 @@ static int suspend_enter(suspend_state_t state)
sysdev_resume();
}
- device_power_up(PMSG_RESUME);
- Done:
arch_suspend_enable_irqs();
BUG_ON(irqs_disabled());
+
+ device_power_up(PMSG_RESUME);
+
+ Done:
device_pm_unlock();
+
return error;
}
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