[PATCH v1 2/2] microblaze/PCI: Remove pcibios_claim_one_bus() dead code

From: Bjorn Helgaas
Date: Tue Apr 10 2018 - 09:25:22 EST


From: Bjorn Helgaas <bhelgaas@xxxxxxxxxx>

pcibios_claim_one_bus() is defined but never used. Remove it.

Signed-off-by: Bjorn Helgaas <bhelgaas@xxxxxxxxxx>
---
arch/microblaze/include/asm/pci.h | 2 --
arch/microblaze/pci/pci-common.c | 37 -------------------------------------
2 files changed, 39 deletions(-)

diff --git a/arch/microblaze/include/asm/pci.h b/arch/microblaze/include/asm/pci.h
index 4a96480e7716..7cfb90010f16 100644
--- a/arch/microblaze/include/asm/pci.h
+++ b/arch/microblaze/include/asm/pci.h
@@ -67,8 +67,6 @@ extern int pci_mmap_legacy_page_range(struct pci_bus *bus,
*/
#define PCI_DMA_BUS_IS_PHYS (1)

-extern void pcibios_claim_one_bus(struct pci_bus *b);
-
extern void pcibios_resource_survey(void);

struct file;
diff --git a/arch/microblaze/pci/pci-common.c b/arch/microblaze/pci/pci-common.c
index 61494c4379f9..6a4e5b32a90e 100644
--- a/arch/microblaze/pci/pci-common.c
+++ b/arch/microblaze/pci/pci-common.c
@@ -996,43 +996,6 @@ void __init pcibios_resource_survey(void)
pci_assign_unassigned_resources();
}

-/* This is used by the PCI hotplug driver to allocate resource
- * of newly plugged busses. We can try to consolidate with the
- * rest of the code later, for now, keep it as-is as our main
- * resource allocation function doesn't deal with sub-trees yet.
- */
-void pcibios_claim_one_bus(struct pci_bus *bus)
-{
- struct pci_dev *dev;
- struct pci_bus *child_bus;
-
- list_for_each_entry(dev, &bus->devices, bus_list) {
- int i;
-
- for (i = 0; i < PCI_NUM_RESOURCES; i++) {
- struct resource *r = &dev->resource[i];
-
- if (r->parent || !r->start || !r->flags)
- continue;
-
- pr_debug("PCI: Claiming %s: ", pci_name(dev));
- pr_debug("Resource %d: %016llx..%016llx [%x]\n",
- i, (unsigned long long)r->start,
- (unsigned long long)r->end,
- (unsigned int)r->flags);
-
- if (pci_claim_resource(dev, i) == 0)
- continue;
-
- pci_claim_bridge_resource(dev, i);
- }
- }
-
- list_for_each_entry(child_bus, &bus->children, node)
- pcibios_claim_one_bus(child_bus);
-}
-EXPORT_SYMBOL_GPL(pcibios_claim_one_bus);
-
static void pcibios_setup_phb_resources(struct pci_controller *hose,
struct list_head *resources)
{