diff options
| author | Dmitry Torokhov <dtor_core@ameritech.net> | 2006-04-02 00:08:05 -0500 |
|---|---|---|
| committer | Dmitry Torokhov <dtor_core@ameritech.net> | 2006-04-02 00:08:05 -0500 |
| commit | 95d465fd750897ab32462a6702fbfe1b122cbbc0 (patch) | |
| tree | 65c38b2f11c51bb6932e44dd6c92f15b0091abfe /kernel/power/pm.c | |
| parent | 642fde17dceceb56c7ba2762733ac688666ae657 (diff) | |
| parent | 683aa4012f53b2ada0f430487e05d37b0d94e90a (diff) | |
Manual merge with Linus.
Conflicts:
arch/powerpc/kernel/setup-common.c
drivers/input/keyboard/hil_kbd.c
drivers/input/mouse/hil_ptr.c
Diffstat (limited to 'kernel/power/pm.c')
| -rw-r--r-- | kernel/power/pm.c | 21 |
1 files changed, 11 insertions, 10 deletions
diff --git a/kernel/power/pm.c b/kernel/power/pm.c index 33c508e857d..0f6908cce1d 100644 --- a/kernel/power/pm.c +++ b/kernel/power/pm.c @@ -25,6 +25,7 @@ #include <linux/pm.h> #include <linux/pm_legacy.h> #include <linux/interrupt.h> +#include <linux/mutex.h> int pm_active; @@ -40,7 +41,7 @@ int pm_active; * until a resume but that will be fine. */ -static DECLARE_MUTEX(pm_devs_lock); +static DEFINE_MUTEX(pm_devs_lock); static LIST_HEAD(pm_devs); /** @@ -67,9 +68,9 @@ struct pm_dev *pm_register(pm_dev_t type, dev->id = id; dev->callback = callback; - down(&pm_devs_lock); + mutex_lock(&pm_devs_lock); list_add(&dev->entry, &pm_devs); - up(&pm_devs_lock); + mutex_unlock(&pm_devs_lock); } return dev; } @@ -85,9 +86,9 @@ struct pm_dev *pm_register(pm_dev_t type, void pm_unregister(struct pm_dev *dev) { if (dev) { - down(&pm_devs_lock); + mutex_lock(&pm_devs_lock); list_del(&dev->entry); - up(&pm_devs_lock); + mutex_unlock(&pm_devs_lock); kfree(dev); } @@ -118,7 +119,7 @@ void pm_unregister_all(pm_callback callback) if (!callback) return; - down(&pm_devs_lock); + mutex_lock(&pm_devs_lock); entry = pm_devs.next; while (entry != &pm_devs) { struct pm_dev *dev = list_entry(entry, struct pm_dev, entry); @@ -126,7 +127,7 @@ void pm_unregister_all(pm_callback callback) if (dev->callback == callback) __pm_unregister(dev); } - up(&pm_devs_lock); + mutex_unlock(&pm_devs_lock); } /** @@ -234,7 +235,7 @@ int pm_send_all(pm_request_t rqst, void *data) { struct list_head *entry; - down(&pm_devs_lock); + mutex_lock(&pm_devs_lock); entry = pm_devs.next; while (entry != &pm_devs) { struct pm_dev *dev = list_entry(entry, struct pm_dev, entry); @@ -246,13 +247,13 @@ int pm_send_all(pm_request_t rqst, void *data) */ if (rqst == PM_SUSPEND) pm_undo_all(dev); - up(&pm_devs_lock); + mutex_unlock(&pm_devs_lock); return status; } } entry = entry->next; } - up(&pm_devs_lock); + mutex_unlock(&pm_devs_lock); return 0; } |