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| author | Russell King <rmk@dyn-67.arm.linux.org.uk> | 2009-05-29 13:19:22 +0400 |
|---|---|---|
| committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2009-05-29 13:19:22 +0400 |
| commit | a35197a8be891072b3654dc7a2285573150dedee (patch) | |
| tree | f3829335b8a0cd40e2cdb94d7fefb54bf67977df /drivers/base/power/main.c | |
| parent | 6daad5c6c586bf07528ae5b39e801b204468f907 (diff) | |
| parent | 67a433ce278b98f47272726a22537fab7fd99de9 (diff) | |
| download | linux-a35197a8be891072b3654dc7a2285573150dedee.tar.xz | |
Merge branch 'for-rmk' of git://gitorious.org/linux-gemini/mainline
Diffstat (limited to 'drivers/base/power/main.c')
| -rw-r--r-- | drivers/base/power/main.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/base/power/main.c b/drivers/base/power/main.c index 69b4ddb7de3b..3e4bc699bc0f 100644 --- a/drivers/base/power/main.c +++ b/drivers/base/power/main.c @@ -357,6 +357,7 @@ static void dpm_power_up(pm_message_t state) { struct device *dev; + mutex_lock(&dpm_list_mtx); list_for_each_entry(dev, &dpm_list, power.entry) if (dev->power.status > DPM_OFF) { int error; @@ -366,6 +367,7 @@ static void dpm_power_up(pm_message_t state) if (error) pm_dev_err(dev, state, " early", error); } + mutex_unlock(&dpm_list_mtx); } /** @@ -614,6 +616,7 @@ int device_power_down(pm_message_t state) int error = 0; suspend_device_irqs(); + mutex_lock(&dpm_list_mtx); list_for_each_entry_reverse(dev, &dpm_list, power.entry) { error = suspend_device_noirq(dev, state); if (error) { @@ -622,6 +625,7 @@ int device_power_down(pm_message_t state) } dev->power.status = DPM_OFF_IRQ; } + mutex_unlock(&dpm_list_mtx); if (error) device_power_up(resume_event(state)); return error; |