X-Git-Url: http://pileus.org/git/?a=blobdiff_plain;f=drivers%2Fpci%2Fpci.c;h=6d6120007af4ed01d5fdc39331bff59349b1ed00;hb=18963caaf55240d6a0491bdb27b7fef2882ffb15;hp=48807556b47a3346781e05153021a36e8adcca3b;hpb=2d29c6a075787f2c1bc49b86a084d2b878f72fc4;p=~andy%2Flinux

diff --git a/drivers/pci/pci.c b/drivers/pci/pci.c
index 48807556b47..6d6120007af 100644
--- a/drivers/pci/pci.c
+++ b/drivers/pci/pci.c
@@ -1418,10 +1418,10 @@ int pci_restore_standard_config(struct pci_dev *dev)
 		break;
 	}
 
-	dev->current_state = PCI_D0;
+	pci_update_current_state(dev, PCI_D0);
 
  Restore:
-	return pci_restore_state(dev);
+	return dev->state_saved ? pci_restore_state(dev) : 0;
 }
 
 /**
@@ -1540,16 +1540,21 @@ void pci_release_region(struct pci_dev *pdev, int bar)
 }
 
 /**
- *	pci_request_region - Reserved PCI I/O and memory resource
+ *	__pci_request_region - Reserved PCI I/O and memory resource
  *	@pdev: PCI device whose resources are to be reserved
  *	@bar: BAR to be reserved
  *	@res_name: Name to be associated with resource.
+ *	@exclusive: whether the region access is exclusive or not
  *
  *	Mark the PCI region associated with PCI device @pdev BR @bar as
  *	being reserved by owner @res_name.  Do not access any
  *	address inside the PCI regions unless this call returns
  *	successfully.
  *
+ *	If @exclusive is set, then the region is marked so that userspace
+ *	is explicitly not allowed to map the resource via /dev/mem or
+ * 	sysfs MMIO access.
+ *
  *	Returns 0 on success, or %EBUSY on error.  A warning
  *	message is also printed on failure.
  */
@@ -1588,12 +1593,12 @@ err_out:
 }
 
 /**
- *	pci_request_region - Reserved PCI I/O and memory resource
+ *	pci_request_region - Reserve PCI I/O and memory resource
  *	@pdev: PCI device whose resources are to be reserved
  *	@bar: BAR to be reserved
- *	@res_name: Name to be associated with resource.
+ *	@res_name: Name to be associated with resource
  *
- *	Mark the PCI region associated with PCI device @pdev BR @bar as
+ *	Mark the PCI region associated with PCI device @pdev BAR @bar as
  *	being reserved by owner @res_name.  Do not access any
  *	address inside the PCI regions unless this call returns
  *	successfully.