Merge branch 'release' of git://git.kernel.org/pub/scm/linux/kernel/git/lenb/linux-acpi-2.6

* 'release' of git://git.kernel.org/pub/scm/linux/kernel/git/lenb/linux-acpi-2.6: (28 commits)
  ACPI: check battery status on resume for un/plug events during sleep
  ACPICA: Fix incorrect handling of PCI Express Root Bridge _HID
  ACPI: asus_acpi: don't printk on writing garbage to proc files
  ACPI: asus_acpi: fix proc files parsing
  ACPI: SCI interrupt source override
  ACPI: fix printk format warnings
  ACPI: fix section for CPU init functions
  ACPI: update comments in motherboard.c
  ACPI: acpi_pci_link_set() can allocate with either GFP_ATOMIC or GFP_KERNEL
  ACPI: fix potential OOPS in power driver with CONFIG_ACPI_DEBUG
  ACPI: ibm_acpi: delete obsolete documentation
  ACPI: created a dedicated workqueue for notify() execution
  ACPI: Remove deferred execution from global lock acquire wakeup path
  MSI S270 Laptop support: backlight, wlan, bluetooth states
  ACPI: EC: export ec_transaction() for msi-laptop driver
  ACPI: EC: Simplify acpi_hw_low_level*() with inb()/outb().
  ACPI: EC: Unify poll and interrupt gpe handlers
  ACPI: EC: Unify poll and interrupt mode transaction functions
  ACPI: EC: Remove unused variables and duplicated code
  ACPI: EC: Remove unnecessary delay added by previous transation patch.
  ...

1 files changed, 13 insertions, 21 deletions

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);