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-rw-r--r--arch/x86/pci/mmconfig-shared.c19
1 files changed, 15 insertions, 4 deletions
diff --git a/arch/x86/pci/mmconfig-shared.c b/arch/x86/pci/mmconfig-shared.c
index f799949a08a5..5e2cd2aa2889 100644
--- a/arch/x86/pci/mmconfig-shared.c
+++ b/arch/x86/pci/mmconfig-shared.c
@@ -61,8 +61,9 @@ static __init void list_add_sorted(struct pci_mmcfg_region *new)
list_add_tail(&new->list, &pci_mmcfg_list);
}
-static __init struct pci_mmcfg_region *pci_mmconfig_add(int segment, int start,
- int end, u64 addr)
+static __devinit struct pci_mmcfg_region *pci_mmconfig_alloc(int segment,
+ int start,
+ int end, u64 addr)
{
struct pci_mmcfg_region *new;
struct resource *res;
@@ -79,8 +80,6 @@ static __init struct pci_mmcfg_region *pci_mmconfig_add(int segment, int start,
new->start_bus = start;
new->end_bus = end;
- list_add_sorted(new);
-
res = &new->res;
res->start = addr + PCI_MMCFG_BUS_OFFSET(start);
res->end = addr + PCI_MMCFG_BUS_OFFSET(end + 1) - 1;
@@ -96,6 +95,18 @@ static __init struct pci_mmcfg_region *pci_mmconfig_add(int segment, int start,
return new;
}
+static __init struct pci_mmcfg_region *pci_mmconfig_add(int segment, int start,
+ int end, u64 addr)
+{
+ struct pci_mmcfg_region *new;
+
+ new = pci_mmconfig_alloc(segment, start, end, addr);
+ if (new)
+ list_add_sorted(new);
+
+ return new;
+}
+
struct pci_mmcfg_region *pci_mmconfig_lookup(int segment, int bus)
{
struct pci_mmcfg_region *cfg;