diff options
| author | Len Brown <len.brown@intel.com> | 2009-04-05 02:14:15 -0400 |
|---|---|---|
| committer | Len Brown <len.brown@intel.com> | 2009-04-05 02:14:15 -0400 |
| commit | 478c6a43fcbc6c11609f8cee7c7b57223907754f (patch) | |
| tree | a7f7952099da60d33032aed6de9c0c56c9f8779e /drivers/pci/bus.c | |
| parent | 8a3f257c704e02aee9869decd069a806b45be3f1 (diff) | |
| parent | 6bb597507f9839b13498781e481f5458aea33620 (diff) | |
Merge branch 'linus' into release
Conflicts:
arch/x86/kernel/cpu/cpufreq/longhaul.c
Signed-off-by: Len Brown <len.brown@intel.com>
Diffstat (limited to 'drivers/pci/bus.c')
| -rw-r--r-- | drivers/pci/bus.c | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/drivers/pci/bus.c b/drivers/pci/bus.c index 52b54f053be..68f91a25259 100644 --- a/drivers/pci/bus.c +++ b/drivers/pci/bus.c @@ -133,7 +133,7 @@ int pci_bus_add_child(struct pci_bus *bus) * * Call hotplug for each new devices. */ -void pci_bus_add_devices(struct pci_bus *bus) +void pci_bus_add_devices(const struct pci_bus *bus) { struct pci_dev *dev; struct pci_bus *child; @@ -184,8 +184,10 @@ void pci_enable_bridges(struct pci_bus *bus) list_for_each_entry(dev, &bus->devices, bus_list) { if (dev->subordinate) { - retval = pci_enable_device(dev); - pci_set_master(dev); + if (atomic_read(&dev->enable_cnt) == 0) { + retval = pci_enable_device(dev); + pci_set_master(dev); + } pci_enable_bridges(dev->subordinate); } } |