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sem2mutex: acpi, acpi_link_lock

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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: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Len Brown <len.brown@intel.com>
This commit is contained in:
Ingo Molnar 2006-04-27 05:25:00 -04:00 committed by Len Brown
parent 415d320a23
commit 36e430951a
1 changed files with 13 additions and 12 deletions
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25
drivers/acpi/pci_link.c
View file

@ -38,6 +38,7 @@
#include <linux/spinlock.h>
#include <linux/pm.h>
#include <linux/pci.h>
#include <linux/mutex.h>
#include <acpi/acpi_bus.h>
#include <acpi/acpi_drivers.h>
@ -91,7 +92,7 @@ static struct {
int count;
struct list_head entries;
} acpi_link;
DECLARE_MUTEX(acpi_link_lock);
DEFINE_MUTEX(acpi_link_lock);
/* --------------------------------------------------------------------------
PCI Link Device Management
@ -641,19 +642,19 @@ acpi_pci_link_allocate_irq(acpi_handle handle,
return_VALUE(-1);
}
down(&acpi_link_lock);
mutex_lock(&acpi_link_lock);
if (acpi_pci_link_allocate(link)) {
up(&acpi_link_lock);
mutex_unlock(&acpi_link_lock);
return_VALUE(-1);
}
if (!link->irq.active) {
up(&acpi_link_lock);
mutex_unlock(&acpi_link_lock);
ACPI_DEBUG_PRINT((ACPI_DB_ERROR, "Link active IRQ is 0!\n"));
return_VALUE(-1);
}
link->refcnt++;
up(&acpi_link_lock);
mutex_unlock(&acpi_link_lock);
if (triggering)
*triggering = link->irq.triggering;
@ -691,9 +692,9 @@ int acpi_pci_link_free_irq(acpi_handle handle)
return_VALUE(-1);
}
down(&acpi_link_lock);
mutex_lock(&acpi_link_lock);
if (!link->irq.initialized) {
up(&acpi_link_lock);
mutex_unlock(&acpi_link_lock);
ACPI_DEBUG_PRINT((ACPI_DB_ERROR, "Link isn't initialized\n"));
return_VALUE(-1);
}
@ -716,7 +717,7 @@ int acpi_pci_link_free_irq(acpi_handle handle)
if (link->refcnt == 0) {
acpi_ut_evaluate_object(link->handle, "_DIS", 0, NULL);
}
up(&acpi_link_lock);
mutex_unlock(&acpi_link_lock);
return_VALUE(link->irq.active);
}
@ -747,7 +748,7 @@ static int acpi_pci_link_add(struct acpi_device *device)
strcpy(acpi_device_class(device), ACPI_PCI_LINK_CLASS);
acpi_driver_data(device) = link;
down(&acpi_link_lock);
mutex_lock(&acpi_link_lock);
result = acpi_pci_link_get_possible(link);
if (result)
goto end;
@ -782,7 +783,7 @@ static int acpi_pci_link_add(struct acpi_device *device)
end:
/* disable all links -- to be activated on use */
acpi_ut_evaluate_object(link->handle, "_DIS", 0, NULL);
up(&acpi_link_lock);
mutex_unlock(&acpi_link_lock);
if (result)
kfree(link);
@ -837,9 +838,9 @@ static int acpi_pci_link_remove(struct acpi_device *device, int type)
link = (struct acpi_pci_link *)acpi_driver_data(device);
down(&acpi_link_lock);
mutex_lock(&acpi_link_lock);
list_del(&link->node);
up(&acpi_link_lock);
mutex_unlock(&acpi_link_lock);
kfree(link);