PCI: hotplug: pciehp: Fix possible race condition in writing slot

[linux-2.6-omap-h63xx.git] / drivers / pci / hotplug / pciehp.h

diff --git a/drivers/pci/hotplug/pciehp.h b/drivers/pci/hotplug/pciehp.h
index 74d0bf62e649160b8f828364b0db533f2e73f585..7959c222dc24e939c7734fc201fab8491004a3b0 100644 (file)
--- a/drivers/pci/hotplug/pciehp.h
+++ b/drivers/pci/hotplug/pciehp.h
@@ -103,6 +103,7 @@ struct controller {
        u8 cap_base;
        struct timer_list poll_timer;
        volatile int cmd_busy;
+       spinlock_t lock;
 };
 
 #define INT_BUTTON_IGNORE              0
@@ -158,7 +159,7 @@ extern u8 pciehp_handle_presence_change(u8 hp_slot, struct controller *ctrl);
 extern u8 pciehp_handle_power_fault(u8 hp_slot, struct controller *ctrl);
 extern int pciehp_configure_device(struct slot *p_slot);
 extern int pciehp_unconfigure_device(struct slot *p_slot);
-extern void queue_pushbutton_work(struct work_struct *work);
+extern void pciehp_queue_pushbutton_work(struct work_struct *work);
 int pcie_init(struct controller *ctrl, struct pcie_device *dev);
 
 static inline struct slot *pciehp_find_slot(struct controller *ctrl, u8 device)