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[PATCH] sem2mutex: kernel/

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Semaphore to mutex conversion.

The conversion was generated via scripts, and the result was validated
automatically via a script as well.

Signed-off-by: Arjan van de Ven <arjan@infradead.org>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
This commit is contained in:
Arjan van de Ven
2006-03-23 03:00:24 -08:00
committed by Linus Torvalds
parent e723ccd805
commit 97d1f15b7e
6 changed files with 36 additions and 30 deletions
Download Patch File Download Diff File Expand all files Collapse all files
kernel/power/pm.c
+11 -10
View File
@@ -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;
}