Merge branch 'pci/hotplug' into next

* pci/hotplug:
  PCI: pciehp: Do not clear Presence Detect Changed during initialization
  PCI: pciehp: Fix race condition handling surprise link down
  PCI: Distribute available resources to hotplug-capable bridges
  PCI: Distribute available buses to hotplug-capable bridges
  PCI: Do not allocate more buses than available in parent
  PCI: Open-code the two pass loop when scanning bridges
  PCI: Move pci_hp_add_bridge() to drivers/pci/probe.c
  PCI: Add for_each_pci_bridge() helper
  PCI: shpchp: Convert timers to use timer_setup()
  PCI: cpqphp: Convert timers to use timer_setup()
  PCI: pciehp: Convert timers to use timer_setup()
  PCI: ibmphp: Use common error handling code in unconfigure_boot_device()