diff --git a/drivers/pci/hotplug/acpiphp_glue.c b/drivers/pci/hotplug/acpiphp_glue.c index 6efa3d8db9a561907b4a7bfc7d1bc334a7fc7044..5b1f271c6034be045aa446f7e5aacb2d6e3f2e2a 100644 --- a/drivers/pci/hotplug/acpiphp_glue.c +++ b/drivers/pci/hotplug/acpiphp_glue.c @@ -411,6 +411,14 @@ static void check_hotplug_bridge(struct acpiphp_slot *slot, struct pci_dev *dev) if (dev->is_hotplug_bridge) return; + /* + * In the PCIe case, only Root Ports and Downstream Ports are capable of + * accommodating hotplug devices, so avoid marking Upstream Ports as + * "hotplug bridges". + */ + if (pci_is_pcie(dev) && pci_pcie_type(dev) == PCI_EXP_TYPE_UPSTREAM) + return; + list_for_each_entry(func, &slot->funcs, sibling) { if (PCI_FUNC(dev->devfn) == func->function) { dev->is_hotplug_bridge = 1;