PCI: pciehp: Handle push button event asynchronously

Use non-ordered workqueue for attention button events.

Attention button events on each slot can be handled asynchronously. So
we should use non-ordered workqueue. This patch also removes ordered
workqueue in pciehp as a result.

Signed-off-by: Kenji Kaneshige <kaneshige.kenji@jp.fujitsu.com>
Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>

1 files changed, 2 insertions, 2 deletions

diff --git a/drivers/pci/hotplug/pciehp_ctrl.c b/drivers/pci/hotplug/pciehp_ctrl.c
index 085dbb5fc168..27f44295a657 100644
--- a/drivers/pci/hotplug/pciehp_ctrl.c
+++ b/drivers/pci/hotplug/pciehp_ctrl.c
@@ -344,7 +344,7 @@ void pciehp_queue_pushbutton_work(struct work_struct *work)
                 kfree(info);
                 goto out;
         }
-        queue_work(pciehp_ordered_wq, &info->work);
+        queue_work(pciehp_wq, &info->work);
  out:
         mutex_unlock(&p_slot->lock);
 }
@@ -439,7 +439,7 @@ static void handle_surprise_event(struct slot *p_slot)
         else
                 p_slot->state = POWERON_STATE;
 
-        queue_work(pciehp_ordered_wq, &info->work);
+        queue_work(pciehp_wq, &info->work);
 }
 
 static void interrupt_event_handler(struct work_struct *work)