vserver 1.9.5.x5

[linux-2.6.git] / arch / ppc64 / kernel / pci_iommu.c

diff --git a/arch/ppc64/kernel/pci_iommu.c b/arch/ppc64/kernel/pci_iommu.c
index 951831f..dd5ad02 100644 (file)
--- a/arch/ppc64/kernel/pci_iommu.c
+++ b/arch/ppc64/kernel/pci_iommu.c
@@ -43,6 +43,13 @@
 #include <asm/iSeries/iSeries_pci.h>
 #endif /* CONFIG_PPC_ISERIES */
 
+/*
+ * We can use ->sysdata directly and avoid the extra work in
+ * pci_device_to_OF_node since ->sysdata will have been initialised
+ * in the iommu init code for all devices.
+ */
+#define PCI_GET_DN(dev) ((struct device_node *)((dev)->sysdata))
+
 static inline struct iommu_table *devnode_table(struct pci_dev *dev)
 {
        if (!dev)