Merge branch 'merge' of git://git.kernel.org/pub/scm/linux/kernel/git/paulus/powerpc

[linux-2.6] / arch / powerpc / kernel / pci-common.c

diff --git a/arch/powerpc/kernel/pci-common.c b/arch/powerpc/kernel/pci-common.c
index 224e9a11765c9d9088090130b39ac33f72b505ab..ea0c61e09b7640553cf70c92b184339ff3bfd0bc 100644 (file)
--- a/arch/powerpc/kernel/pci-common.c
+++ b/arch/powerpc/kernel/pci-common.c
@@ -650,11 +650,18 @@ void __devinit pci_process_bridge_OF_ranges(struct pci_controller *hose,
                }
        }
 
-       /* Out of paranoia, let's put the ISA hole last if any */
-       if (isa_hole >= 0 && memno > 0 && isa_hole != (memno-1)) {
-               struct resource tmp = hose->mem_resources[isa_hole];
-               hose->mem_resources[isa_hole] = hose->mem_resources[memno-1];
-               hose->mem_resources[memno-1] = tmp;
+       /* If there's an ISA hole and the pci_mem_offset is -not- matching
+        * the ISA hole offset, then we need to remove the ISA hole from
+        * the resource list for that brige
+        */
+       if (isa_hole >= 0 && hose->pci_mem_offset != isa_mb) {
+               unsigned int next = isa_hole + 1;
+               printk(KERN_INFO " Removing ISA hole at 0x%016llx\n", isa_mb);
+               if (next < memno)
+                       memmove(&hose->mem_resources[isa_hole],
+                               &hose->mem_resources[next],
+                               sizeof(struct resource) * (memno - next));
+               hose->mem_resources[--memno].flags = 0;
        }
 }