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authorLen Brown <len.brown@intel.com>2006-10-14 02:26:42 -0400
committerLen Brown <len.brown@intel.com>2006-10-14 02:26:42 -0400
commit384bc8f07075804b9ce8807ed54dd7a483bd749a (patch)
tree99728f6d04d0000ff297b537e54996dde5814545 /drivers/acpi
parente0749be933c3b0c4498d693524b0aa15cbdf0f8b (diff)
parent37605a6900f6b4d886d995751fcfeef88c4e462c (diff)
Pull bugzilla-5534 into test branch
Diffstat (limited to 'drivers/acpi')
-rw-r--r--drivers/acpi/events/evmisc.c14
-rw-r--r--drivers/acpi/osl.c34
2 files changed, 14 insertions, 34 deletions
diff --git a/drivers/acpi/events/evmisc.c b/drivers/acpi/events/evmisc.c
index 6eef4efddcf6..ee2a10bf9077 100644
--- a/drivers/acpi/events/evmisc.c
+++ b/drivers/acpi/events/evmisc.c
@@ -342,20 +342,8 @@ static u32 acpi_ev_global_lock_handler(void *context)
if (acquired) {
/* Got the lock, now wake all threads waiting for it */
-
acpi_gbl_global_lock_acquired = TRUE;
-
- /* Run the Global Lock thread which will signal all waiting threads */
-
- status =
- acpi_os_execute(OSL_GLOBAL_LOCK_HANDLER,
- acpi_ev_global_lock_thread, context);
- if (ACPI_FAILURE(status)) {
- ACPI_EXCEPTION((AE_INFO, status,
- "Could not queue Global Lock thread"));
-
- return (ACPI_INTERRUPT_NOT_HANDLED);
- }
+ acpi_ev_global_lock_thread(context);
}
return (ACPI_INTERRUPT_HANDLED);
diff --git a/drivers/acpi/osl.c b/drivers/acpi/osl.c
index 068fe4f100b0..c84286cbbe25 100644
--- a/drivers/acpi/osl.c
+++ b/drivers/acpi/osl.c
@@ -73,6 +73,7 @@ static unsigned int acpi_irq_irq;
static acpi_osd_handler acpi_irq_handler;
static void *acpi_irq_context;
static struct workqueue_struct *kacpid_wq;
+static struct workqueue_struct *kacpi_notify_wq;
acpi_status acpi_os_initialize(void)
{
@@ -91,8 +92,9 @@ acpi_status acpi_os_initialize1(void)
return AE_NULL_ENTRY;
}
kacpid_wq = create_singlethread_workqueue("kacpid");
+ kacpi_notify_wq = create_singlethread_workqueue("kacpi_notify");
BUG_ON(!kacpid_wq);
-
+ BUG_ON(!kacpi_notify_wq);
return AE_OK;
}
@@ -104,6 +106,7 @@ acpi_status acpi_os_terminate(void)
}
destroy_workqueue(kacpid_wq);
+ destroy_workqueue(kacpi_notify_wq);
return AE_OK;
}
@@ -566,10 +569,7 @@ void acpi_os_derive_pci_id(acpi_handle rhandle, /* upper bound */
static void acpi_os_execute_deferred(void *context)
{
- struct acpi_os_dpc *dpc = NULL;
-
-
- dpc = (struct acpi_os_dpc *)context;
+ struct acpi_os_dpc *dpc = (struct acpi_os_dpc *)context;
if (!dpc) {
printk(KERN_ERR PREFIX "Invalid (NULL) context\n");
return;
@@ -604,14 +604,12 @@ acpi_status acpi_os_execute(acpi_execute_type type,
struct acpi_os_dpc *dpc;
struct work_struct *task;
- ACPI_FUNCTION_TRACE("os_queue_for_execution");
-
ACPI_DEBUG_PRINT((ACPI_DB_EXEC,
"Scheduling function [%p(%p)] for deferred execution.\n",
function, context));
if (!function)
- return_ACPI_STATUS(AE_BAD_PARAMETER);
+ return AE_BAD_PARAMETER;
/*
* Allocate/initialize DPC structure. Note that this memory will be
@@ -624,26 +622,20 @@ acpi_status acpi_os_execute(acpi_execute_type type,
* from the same memory.
*/
- dpc =
- kmalloc(sizeof(struct acpi_os_dpc) + sizeof(struct work_struct),
- GFP_ATOMIC);
+ dpc = kmalloc(sizeof(struct acpi_os_dpc) +
+ sizeof(struct work_struct), GFP_ATOMIC);
if (!dpc)
- return_ACPI_STATUS(AE_NO_MEMORY);
-
+ return AE_NO_MEMORY;
dpc->function = function;
dpc->context = context;
-
task = (void *)(dpc + 1);
INIT_WORK(task, acpi_os_execute_deferred, (void *)dpc);
-
- if (!queue_work(kacpid_wq, task)) {
- ACPI_DEBUG_PRINT((ACPI_DB_ERROR,
- "Call to queue_work() failed.\n"));
- kfree(dpc);
+ if (!queue_work((type == OSL_NOTIFY_HANDLER)?
+ kacpi_notify_wq : kacpid_wq, task)) {
status = AE_ERROR;
+ kfree(dpc);
}
-
- return_ACPI_STATUS(status);
+ return status;
}
EXPORT_SYMBOL(acpi_os_execute);