ACPI_MODULE_NAME ("event")
/* Global vars for handling event proc entry */
-static spinlock_t acpi_system_event_lock = SPIN_LOCK_UNLOCKED;
+static DEFINE_SPINLOCK(acpi_system_event_lock);
int event_is_open = 0;
extern struct list_head acpi_bus_event_list;
extern wait_queue_head_t acpi_bus_event_queue;