[PATCH v9 02/16] pci: clean up usages of pci_bus->is_added

From: Jiang Liu
Date: Fri Apr 12 2013 - 11:46:26 EST


Now pci_bus->is_added is only used to guard invoking of
pcibios_fixup_bus(), so clean up the code.

Signed-off-by: Jiang Liu <jiang.liu@xxxxxxxxxx>
---
drivers/pci/bus.c | 11 ++---------
drivers/pci/probe.c | 3 +--
2 files changed, 3 insertions(+), 11 deletions(-)

diff --git a/drivers/pci/bus.c b/drivers/pci/bus.c
index 8647dc6..bdc1e8b 100644
--- a/drivers/pci/bus.c
+++ b/drivers/pci/bus.c
@@ -206,16 +206,9 @@ void pci_bus_add_devices(const struct pci_bus *bus)

list_for_each_entry(dev, &bus->devices, bus_list) {
BUG_ON(!dev->is_added);
-
child = dev->subordinate;
-
- if (!child)
- continue;
- pci_bus_add_devices(child);
-
- if (child->is_added)
- continue;
- child->is_added = 1;
+ if (child)
+ pci_bus_add_devices(child);
}
}

diff --git a/drivers/pci/probe.c b/drivers/pci/probe.c
index b494066..45c93b3 100644
--- a/drivers/pci/probe.c
+++ b/drivers/pci/probe.c
@@ -1627,8 +1627,7 @@ unsigned int pci_scan_child_bus(struct pci_bus *bus)
if (!bus->is_added) {
dev_dbg(&bus->dev, "fixups for bus\n");
pcibios_fixup_bus(bus);
- if (pci_is_root_bus(bus))
- bus->is_added = 1;
+ bus->is_added = 1;
}

for (pass=0; pass < 2; pass++)
--
1.7.9.5

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