#include <linux/proc_fs.h>
#include <linux/miscdevice.h>
#include <linux/apm_bios.h>
+#include <linux/capability.h>
#include <linux/sched.h>
#include <linux/pm.h>
#include <linux/device.h>
*/
static int suspends_pending;
static int apm_disabled;
+static int arm_apm_active;
static DECLARE_WAIT_QUEUE_HEAD(apm_waitqueue);
static DECLARE_WAIT_QUEUE_HEAD(apm_suspend_waitqueue);
{
struct apm_user *as;
- as = (struct apm_user *)kmalloc(sizeof(*as), GFP_KERNEL);
+ as = (struct apm_user *)kzalloc(sizeof(*as), GFP_KERNEL);
if (as) {
- memset(as, 0, sizeof(*as));
-
/*
* XXX - this is a tiny bit broken, when we consider BSD
* process accounting. If the device is opened by root, we
apm_event_t event;
wait_event_interruptible(kapmd_wait,
- !queue_empty(&kapmd_queue) || !pm_active);
+ !queue_empty(&kapmd_queue) || !arm_apm_active);
- if (!pm_active)
+ if (!arm_apm_active)
break;
spin_lock_irq(&kapmd_queue_lock);
return -ENODEV;
}
- if (PM_IS_ACTIVE()) {
- printk(KERN_NOTICE "apm: overridden by ACPI.\n");
- return -EINVAL;
- }
-
- pm_active = 1;
+ arm_apm_active = 1;
ret = kernel_thread(kapmd, NULL, CLONE_KERNEL);
if (ret < 0) {
- pm_active = 0;
+ arm_apm_active = 0;
return ret;
}
if (ret != 0) {
remove_proc_entry("apm", NULL);
- pm_active = 0;
+ arm_apm_active = 0;
wake_up(&kapmd_wait);
wait_for_completion(&kapmd_exit);
}
misc_deregister(&apm_device);
remove_proc_entry("apm", NULL);
- pm_active = 0;
+ arm_apm_active = 0;
wake_up(&kapmd_wait);
wait_for_completion(&kapmd_exit);
}