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| author | Paul Mundt <lethal@linux-sh.org> | 2009-04-02 11:17:41 +0900 |
|---|---|---|
| committer | Paul Mundt <lethal@linux-sh.org> | 2009-04-02 11:17:41 +0900 |
| commit | c4361bb64b81f5b81a7a08d58654493385a2f2b2 (patch) | |
| tree | 8741c0b60ddfbc3fc4e17c8d200f6aa6ff32cca0 /drivers/pci/bus.c | |
| parent | 46368fa05164e1afdc1401294908cf30c6d8d981 (diff) | |
| parent | 833bb3046b6cb320e775ea2160ddca87d53260d5 (diff) | |
| download | linux-next-c4361bb64b81f5b81a7a08d58654493385a2f2b2.tar.gz | |
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6
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 52b54f053be0..68f91a252595 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); } } |