Commit b73e97d9 authored Mar 20, 2009 by Alex Chiang Committed by Jesse Barnes Mar 20, 2009

PCI: do not initialize bridges more than once



In preparation for PCI core hotplug, we need to ensure that we do
not attempt to re-initialize bridges that have already been initialized.

We only need to worry about non-root buses, since we will not allow
root bus removal.

Reported-by: Kenji Kaneshige <kaneshige.kenji@jp.fujitsu.com>
Signed-off-by: Alex Chiang <achiang@hp.com>
Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>

parent 74710ded

drivers/pci/setup-bus.c

+3 −0

Original line number	Diff line number	Diff line
		@@ -144,6 +144,9 @@ static void pci_setup_bridge(struct pci_bus *bus)
		struct pci_bus_region region;
		u32 l, bu, lu, io_upper16;

		if (!pci_is_root_bus(bus) && bus->is_added)
		return;

		dev_info(&bridge->dev, "PCI bridge, secondary bus %04x:%02x\n",
		pci_domain_nr(bus), bus->number);